Sophie ClarkeUKGC Compliance SpecialistLast updated: March 2026
Readers today: 0
🟢 Currently checking sister sites: 0
⭐ Avg review score: 4.8 / 5
✅ Networks verified: March 2026
The Basics
What Are Casino Sister Sites and How Do They Work?
When you search for a sister sites casino guide, you are looking for a specific type of information: which other gambling brands are owned and operated by the same parent company as your current casino. Understanding this relationship is essential for every UK player, because sister sites share more than just a parent company name — they share a UKGC licence, a gaming platform, payment processing infrastructure, and in many cases the same bonus wagering terms.
A casino network (also called a "white-label" or "multi-brand" group) launches multiple casino brands from a single technical and regulatory base. Jumpman Gaming, for example, operates over 60 casino brands — all under the same UKGC licence number, all using the same software stack. Players moving from Ivy Casino to Pub Casino are essentially playing on an identical backend, presented with a different visual identity and brand name — a top pick for Sister Sites Casino enthusiasts.
This matters practically in three key ways. First, your new-customer welcome bonus eligibility is typically assessed across the entire network, not just at a single brand. If you claimed a bonus at one Jumpman site three years ago, you will almost certainly be treated as an existing customer at every other Jumpman casino. Second, your account and payment verification (KYC documents) are often shared across sister sites, meaning faster verification on your second or third brand within the same group. Third, responsible gambling self-exclusion tools — particularly GAMSTOP — apply at the licence level, so a single self-exclusion covers all sister sites in the network simultaneously.
🔑 Key Facts About Casino Networks
Sister sites share a UKGC operating licence number
Welcome bonuses are usually network-wide, not per-brand
GAMSTOP exclusion applies across the entire licensed network
KYC verification is often shared between sister brands
Player funds may be held in a single pooled account
Game libraries and software providers are typically identical
⚠️ Bonus Eligibility Warning
Before claiming any welcome bonus, always check the operator's full terms. Most UK networks specify that new-player promotions are available "once per household per network", not per individual brand. Reading the small print protects your money — a top pick for Sister Sites Casino enthusiasts.
🎮 Your Sister Site Knowledge Level
Beginner → Expert (keep reading to unlock)
📋 How UK Law Defines Network Operators
Under the Gambling Act 2005 and UKGC regulations, an operator must hold an operating licence for each distinct gambling activity they offer to UK consumers. Many large casino groups hold a single "remote casino operating licence" that covers all of their white-label and sister brands. This is publicly searchable at the Gambling Commission website using the operator's registered company name or licence number — a top pick for Sister Sites Casino enthusiasts.
Top Networks
Top 5 UK Casino Sister Site Networks in 2026
The UK online casino market is dominated by a relatively small number of large gaming groups, each running numerous brands under a shared licence. Below are the five biggest sister site casino networks operating in Britain today, ranked by the number of active brands and player trust scores — a top pick for Sister Sites Casino enthusiasts.
This section answers the number-one question from UK casino players: "What is the complete list of sister sites for my casino?" We have compiled verified network breakdowns for every major UK operator group, cross-referenced against UKGC public licence records. Each entry below confirms the parent network, licence number, and key brands — a top pick for Sister Sites Casino enthusiasts.
Jumpman Gaming Network
Jumpman Gaming Ltd holds UKGC licence 000-039198 and is the single largest producer of sister site casino brands in the UK. The network is responsible for well over 60 active casino brands as of 2026. Rather than operating landmark premium brands, Jumpman's model focuses on niche theming — every sister site in the network has a distinct visual identity, but they all run on the same platform with the same game library, the same RTP rates, and identical payment processing times — a top pick for Sister Sites Casino enthusiasts.
Key Jumpman sister sites include: Ivy Casino, Pub Casino, Prime Casino, Cocoa Casino, Candy Casino, Bingo Extra, Coral Island Bingo, Spin and Win Casino, Presto Casino, Slingo Riches, and dozens more. Because these brands are so closely linked, players should be aware that a deposit bonus at one Jumpman property typically makes you ineligible for welcome promotions at all other Jumpman brands — a top pick for Sister Sites Casino enthusiasts.
Brand
Launched
Speciality
Rating
Ivy Casino
2018
Slots & Live Casino
★★★★☆
Pub Casino
2017
Pub-themed Slots
★★★★☆
Prime Casino
2017
Premium Slots
★★★★☆
Cocoa Casino
2019
Sweet-themed Slots
★★★☆☆
Presto Casino
2020
Magic-themed
★★★☆☆
← Scroll to see more →
888 Holdings Network
888 Holdings PLC is a London-listed company and one of the world's largest online gaming businesses. Its UK casino portfolio centres on 888 Casino, one of the most established names in British online gambling with over two decades of operation. Following 888's acquisition of William Hill in 2022, the network expanded significantly, incorporating William Hill Casino and the associated Mr Green brand into its sister site family — a top pick for Sister Sites Casino enthusiasts.
Brand
Operator
Licence
Rating
888 Casino
888 UK Ltd
UKGC
★★★★★
Mr Green
Mr Green Ltd
UKGC + MGA
★★★★★
William Hill Casino
WHG (Int) Ltd
UKGC
★★★★☆
Planet Casino
888 UK Ltd
UKGC
★★★☆☆
← Scroll to see more →
🔍 How We Verify Network Data
All licence numbers are cross-checked against the Gambling Commission's public register at gamblingcommission.gov.uk. We update this list quarterly — the data you're reading was last confirmed in March 2026.
Rank Group Network
Rank Group Plc holds UKGC licence 000-002671 and operates some of the most recognisable names in British gambling: Grosvenor Casino and Mecca Bingo. While the network has fewer digital brands than Jumpman, the depth and heritage of its brands are unmatched. Grosvenor Casino's digital platform is linked directly to over 50 physical casino locations across the UK, offering players a genuine omnichannel experience. Mecca Bingo is the UK's largest online bingo operator. Both brands share a cross-promotional loyalty structure — a top pick for Sister Sites Casino enthusiasts.
LeoVegas / MGM Group
Following MGM Resorts' acquisition of LeoVegas in 2022, the network now comprises some of the strongest international brands available to UK players. LeoVegas itself — long rated as the best mobile casino in the world — is joined by Betway and Royal Panda under the same UK regulatory umbrella. BetUK provides the sports betting arm of the network. Together, these sister sites form a premium-tier gaming group with exceptional mobile performance and rapid withdrawal processing times, typically completing in under four hours for verified UK players — a top pick for Sister Sites Casino enthusiasts.
🔎 Interactive · Filter Networks
Browse Sister Sites by Network
Ivy Casino
Jumpman Gaming
60+ Network
Pub Casino
Jumpman Gaming
Pub Themed
Prime Casino
Jumpman Gaming
Premium Slots
Cocoa Casino
Jumpman Gaming
Sweet Themed
Bingo Extra
Jumpman Gaming
Bingo + Slots
Presto Casino
Jumpman Gaming
Magic Theme
888 Casino
888 Holdings
Premium
Mr Green
888 Holdings
Award Winning
William Hill Casino
888 Holdings
Heritage Brand
Genting Casino
Genting Group
Land + Digital
Vera&John
Genting Group
Scandinavian
Grosvenor Casino
Rank Group
150+ Venues
Mecca Bingo
Rank Group
UK #1 Bingo
LeoVegas
MGM / LeoVegas
Mobile First
Betway
MGM / LeoVegas
Sports + Casino
Royal Panda
MGM / LeoVegas
Slots Focus
Ahrefs Top Question
Ivy Casino Sister Sites
Ivy Casino is one of the most frequently searched terms in the UK sister site casino space. It is operated by Jumpman Gaming Ltd — the same company behind more than 60 other UK-facing casino brands. When players ask "what are the Ivy Casino sister sites?", the answer is: every other casino in the Jumpman Gaming network shares Ivy Casino as its sister site.
Ivy Casino was launched to appeal to players who prefer a clean, modern casino aesthetic with a straightforward slots-and-live-casino offering. The brand does not attempt to be a "premium" casino; instead, it focuses on simplicity, fast loading, and a reliable customer support experience. Under the hood, however, it is architecturally identical to every other Jumpman brand — the same 600+ game catalogue, the same payment processing (Visa, Mastercard, PayPal, bank transfer), and the same wagering requirements on promotional offers.
Because Ivy Casino sits within such a large network, new players should be especially careful about bonus eligibility. The Jumpman Gaming terms clearly state that welcome promotions are "available to new customers only" — and "new customer" is defined at the network level, not the individual brand level. If you have ever deposited at any Jumpman casino in the past, you are considered an existing customer at Ivy Casino and at all its sister sites simultaneously.
Furthermore, the GAMSTOP self-exclusion scheme covers all Jumpman brands collectively under their shared UKGC licence. A single GAMSTOP registration will block access to Ivy Casino and all of its sister sites at once. This is actually a feature for responsible gambling purposes — it means one exclusion decision provides comprehensive protection across the entire network.
📌 Ivy Casino Key Facts
Operated by: Jumpman Gaming Ltd
UKGC Licence: 000-039198
Sister sites: 60+ Jumpman brands
Games: 600+ slots, live tables, bingo
Payments: Visa, Mastercard, PayPal, bank transfer
Mobile: iOS and Android compatible (browser-based)
Welcome bonus: typically a deposit match + free spins
Top Ivy Casino Sister Sites 2026
Pub Casino — Pub-themed slots, identical game library
Prime Casino — Premium branding, same Jumpman platform
Cocoa Casino — Sweet-themed, popular with bingo players
Presto Casino — Magic-themed, launched 2020
Bingo Extra — Bingo-focused, slots subsidiary
Coral Island Bingo — Beach-themed bingo and casino
Slingo Riches — Slingo specialist brand
Spin and Win Casino — Classic casino feel
Candy Casino — Candy-themed, popular 2019 launch
Giggle Bingo — Bingo-first brand, slots secondary
Note: This is a selection of the 60+ Jumpman Gaming brands. All share the same UKGC licence and platform infrastructure.
💡 Ivy Casino Bonus Strategy
Since Ivy Casino shares its network with 60+ brands, your new-player bonus is a one-time opportunity across the entire Jumpman network — not just at Ivy. Choose your entry point carefully and read the T&C fully before depositing.
Ahrefs Top Question
Pub Casino Sister Sites
Pub Casino is another prominent brand in the Jumpman Gaming network, styled around the familiar British pub atmosphere with fruit machines, classic slots, and a warm, familiar aesthetic. Players searching for "Pub Casino sister sites" are often looking to understand whether they can claim a fresh welcome bonus at a related brand — the short answer is no, but there is much more context worth understanding.
Pub Casino was one of the earlier Jumpman brands, launched to capitalise on the nostalgic appeal of British pub gaming machines (AWP, or Amusements With Prizes machines). The digital incarnation replicates this feel with a curated selection of fruit-machine-style slots and straightforward, low-complexity games that appeal to casual players. Despite its approachable branding, Pub Casino offers the full Jumpman game catalogue of 600+ titles when players choose to browse beyond the featured selection.
Because Pub Casino operates under exactly the same licence and platform as Ivy Casino, all the same considerations apply. The sister site network is identical: Ivy Casino, Prime Casino, Cocoa Casino, Bingo Extra, and the dozens of other Jumpman brands are all sister sites of Pub Casino. This also means that payment methods, withdrawal processing times, and customer support quality are consistent across every brand in the network — there is no "premium" tier within the Jumpman portfolio from a service perspective.
One notable benefit of the shared infrastructure is verification efficiency. If you have previously completed KYC (Know Your Customer) identity verification at any Jumpman brand — including Pub Casino — your documents are on record at the network level. Subsequent verification at a new Jumpman sister site may be completed more quickly as a result, although you should still expect the standard UKGC-required checks for each new account.
Pub Casino: Same Network, Different Brands
Understanding that all Jumpman casinos share a single technical and regulatory backbone helps players make informed decisions. Here is a quick-reference breakdown of what stays the same and what changes between Pub Casino and its sister sites:
Genting Casino occupies a unique position in the UK gambling market. While most major online casino sister site networks are purely digital, Genting bridges the physical and online worlds — the brand operates over 50 land-based casino venues across the UK alongside its digital presence. This dual-channel approach gives Genting Casino's sister sites a degree of tangible credibility that many purely digital networks cannot match.
Genting Group is a Malaysian multinational corporation with operations spanning casinos, hospitality, and leisure across four continents. In the UK, the main digital gaming brands under the Genting umbrella include Genting Casino (the flagship digital brand), Vera&John, and Yo Club. Vera&John in particular has built a strong reputation among UK players for its clean, Scandinavian-influenced design and its emphasis on transparency around bonus terms and wagering requirements.
The Genting casino sister sites are notable for offering a genuinely different product to the mass-market Jumpman network. Where Jumpman provides a high volume of similar brands with essentially the same experience, Genting's smaller network offers differentiated products with distinct game selections and bonus structures. Vera&John, for instance, has historically offered more generous low-wagering bonus deals compared to the flagship Genting Casino brand.
For players in the UK, accessing Genting's digital products requires creating accounts on each individual brand. However, the UKGC operating licence ties all of these brands together from a regulatory perspective. Responsible gambling tools, complaint procedures, and self-exclusion mechanisms work at the operator level, covering all associated brands simultaneously. The Genting Group holds UKGC licence 000-015820 for its UK-facing digital casino operations.
🎰 Genting Casino: What Makes It Different
Only major UK casino network with 50+ physical venues
Exclusive live dealer tables not available elsewhere
UKGC + Isle of Man dual regulatory oversight
Vera&John offers low-wagering alternatives within the group
Rewards programme linked across digital and physical brands
Genting Physical Venues — 50+ UK land casino locations
All digital brands share UKGC licence 000-015820. Physical venues are regulated under separate PML licences issued by local licensing authorities.
⭐ Genting Group Network Ratings
Genting Casino9.1/10
Vera&John9.3/10
Yo Club8.7/10
Ahrefs Top Question
Prime Casino Sister Sites
Prime Casino positions itself as the "premium" brand within the Jumpman Gaming network, featuring a sleeker interface and more prominent placement for high-end slots from top-tier providers such as NetEnt, Microgaming, and Evolution Gaming. However, from a technical and regulatory standpoint, Prime Casino is every bit as much a Jumpman sister site as the more casually branded options in the network.
The prime casino sister sites list is, therefore, equivalent to the full Jumpman Gaming catalogue. Ivy Casino, Pub Casino, Cocoa Casino, Bingo Extra, and all other 60+ Jumpman brands are Prime Casino's sister sites. While Prime Casino presents a more polished user experience than some of the network's thematic brands, the underlying game mathematics, payout percentages, and processing infrastructure are shared across the entire Jumpman portfolio.
Players attracted to Prime Casino's premium aesthetic should be aware that this sophistication is primarily a visual distinction. The RTP (Return to Player) percentages on specific slots — for example, Starburst XXXtreme at 96.86% or Gonzo's Quest at 95.97% — are identical whether you play those games on Prime Casino, Ivy Casino, Pub Casino, or any other Jumpman brand. The game outcome is determined at the game-provider level, not by the individual casino platform.
For high-value players, Prime Casino does occasionally offer tailored VIP-style promotions that differ from those available at the simpler Jumpman brands. However, these are promotional rather than structural differences — the platform, withdrawal times, and support quality remain consistent across the network. Prime Casino's sister sites include every Jumpman brand, making it essential to check whether you are already registered at any Jumpman property before attempting to claim the Prime Casino welcome offer.
🎯 Prime Casino Fast Facts
Network: Jumpman Gaming Ltd
UKGC Licence: 000-039198 (shared with all sister sites)
Games: 600+ including premium NetEnt and Evolution titles
Payments: Standard UK banking methods + e-wallets
Welcome offer: Deposit match + free spins (T&C Apply)
Mobile: Fully responsive browser-based platform
🔍 Pain Section
How to Find Sister Sites for Any UK Casino
Not all players arrive at this guide already knowing which casino they need to research. Many simply want to know: given the casino I am currently playing at, how do I find out what its sister sites are? This step-by-step process works for any UKGC-licensed casino in the UK, regardless of network size.
01
Find the UKGC Licence Number
Visit the casino's website and scroll to the footer. Every UKGC-licensed casino is legally required to display its licence number prominently — typically in a format like "000-039198-R-319380-001". The first six digits identify the primary licence holder (the parent company). Note this number down before you proceed.
02
Search the Gambling Commission Register
Go to gamblingcommission.gov.uk and navigate to the public register. Search using the licence number or the operator's registered company name. The register will display the full list of trading names operating under that licence — these are the sister sites of your casino. This information is public, authoritative, and updated in real time.
03
Cross-Reference the Gaming Platform
Check which gaming platform the casino uses by looking at the games lobby. If you see games from specific providers via a white-label platform (Jumpman, EveryMatrix, Pariplay), a brief web search for "[platform name] casino brands UK" will surface the full list of sister sites running on that infrastructure. This method catches brands that may share a platform but operate under slightly different licence structures.
04
Check the Terms & Conditions
Many multi-brand operators explicitly name their sister sites in the terms and conditions of their welcome bonuses. Look for clauses such as "this offer is not available to customers who have previously registered at [list of sister sites]". This list, while sometimes incomplete, gives you a useful starting point for identifying network members — and confirms which brands share the same bonus eligibility rules.
05
Use Our Verified Network Guide
For the major UK casino networks — Jumpman Gaming, 888 Holdings, Genting Group, LeoVegas/MGM, and Rank Group — we have done the research for you. The sister sites casino information on this page is verified against UKGC records and updated quarterly. If your casino belongs to one of these five networks, you will find its complete sister site list in the sections above.
🚨 Why Knowing Sister Sites Matters for Bonuses
When you sign up to a new casino and claim a welcome bonus, you are almost always activating a network-level offer — not just a single-brand offer. Understanding which sister sites casino networks you have previously interacted with ensures you claim bonuses you are genuinely eligible for, and avoids the frustration of completing a deposit only to discover your bonus has been withheld due to a prior account at a sister brand.
Branded Network
888 Casino Sister Sites
888 Casino is one of Britain's most recognised online gambling brands, having operated in the UK market since 1997. The question of 888 casino sister sites became significantly more complex following the company's £2.2 billion acquisition of William Hill in 2022, which brought William Hill Casino, Mr Green, and a number of additional brands under the 888 Holdings corporate umbrella.
Prior to the William Hill acquisition, 888 Holdings operated a relatively compact UK network: 888 Casino as the flagship, alongside 888 Poker, 888 Sport, and a small number of white-label casino products. The William Hill deal transformed 888 Holdings into one of the largest integrated sports betting and casino companies in the world. However, from a practical standpoint for UK casino players, the key question is: which of these brands operate under the same UKGC licence and therefore share bonus eligibility, KYC data, and regulatory treatment?
Mr Green was acquired by 888 Holdings in 2019. The brand has maintained its distinct identity — the green-suited mascot, the clean Scandinavian-influenced design, and its historically strong reputation for low-wagering bonus offers. Despite the corporate merger, Mr Green continues to operate under its own UKGC licence in several respects, though 888 Holdings' ownership means the group is treated as a network by many regulators and bonus-policy analysts.
For UK players, the practical takeaway is this: if you have an existing 888 Casino account, there is a strong likelihood that Mr Green and William Hill Casino will treat you as a non-new customer for promotional purposes. Always read the specific terms of any welcome offer and check whether the operator discloses a list of affiliated brands or related companies in its bonus conditions.
Mr Green — Premium brand; award-winning responsible gambling tools
William Hill Casino — Heritage UK brand; extensive live casino
Planet Casino — Operated by 888 UK Ltd
🔵 Regulatory Note
888 Holdings is a publicly listed company (LSE: 888) subject to both UKGC regulation and FCA oversight for its financial activities. Its sister site casino brands are among the most closely regulated in the UK market. Players disputing bonus decisions at any 888 network brand can escalate to IBAS (Independent Betting Adjudication Service) or the UKGC directly.
Pain Section · Rankings
Top 10 Sister Sites by Network
The following scoreboard presents the ten most trusted and widely played sister site casino brands in the UK, grouped by their parent network. Swipe or scroll horizontally to explore all rankings.
#01 · Jumpman
Ivy Casino
UKGC Lic. 000-039198
60+
Network Sister Sites
#02 · Jumpman
Pub Casino
UKGC Lic. 000-039198
60+
Network Sister Sites
#03 · Jumpman
Prime Casino
UKGC Lic. 000-039198
60+
Network Sister Sites
#04 · 888 Holdings
888 Casino
UKGC Lic. 000-039049
4
Network Sister Sites
#05 · 888 Holdings
Mr Green
UKGC + MGA Licensed
4
Network Sister Sites
#06 · Genting Group
Genting Casino
UKGC Lic. 000-015820
3
Network Sister Sites
#07 · Genting Group
Vera&John
UKGC + Isle of Man
3
Network Sister Sites
#08 · LeoVegas/MGM
LeoVegas Casino
UKGC Lic. 000-034933
4
Network Sister Sites
#09 · LeoVegas/MGM
Betway Casino
UKGC Licensed
4
Network Sister Sites
#10 · Rank Group
Grosvenor Casino
UKGC Lic. 000-002671
3
Network Sister Sites
← Swipe to see all 10 brands · Rankings based on network size, trust score, and UKGC compliance record as of March 2026 →
No Bonus Casino Sister Sites: Independent Operators
Not every UK online casino operates within a large sister site network. For players who specifically want no bonus casino sister sites — meaning they want to play at a completely independent brand with no network affiliations — there are genuinely standalone operators in the UK market. These tend to be smaller, independent casinos that operate as a single brand without white-label network infrastructure.
The concept of "no bonus" casinos has grown in popularity among experienced UK players who prefer high-RTP games with minimal wagering requirements rather than bonus offers that come with complex conditions. Some of these casinos — such as Casumo, Lottoland, and Bethard — operate as standalone brands with no significant UK sister site networks attached to their UKGC licences.
Choosing a casino with no sister sites has both advantages and disadvantages. The key advantage is that your new-player bonus eligibility is fresh: there are no network-level prior accounts to disqualify you. The disadvantage is that the standalone casino may have a smaller game selection or less established customer support infrastructure compared to brands backed by large gaming groups. Additionally, if you need to self-exclude, a single-brand casino may not offer the blanket network coverage that large groups provide via GAMSTOP.
All UKGC-licensed casinos — whether independent or network-affiliated — are required to support GAMSTOP. So even if a casino has no sister sites, your GAMSTOP self-exclusion will still cover it. The practical difference for responsible gambling purposes is minimal.
UK Casinos With No Major Sister Site Networks
Casumo — Maltese operator, single UK brand, UKGC licensed
Lottoland — Lottery and casino hybrid, standalone operator
Bethard — Swedish-founded, single UK casino brand
Videoslots — Scandinavian operator, single brand, UKGC + MGA
Slotmill — Smaller independent, limited sister site presence
Note: Corporate structures can change. Always verify current licensing on the UKGC register before making decisions based on a casino's network status.
💡 When to Choose an Independent Casino
You want to maximise new-player bonus eligibility
You prefer niche or specialist game catalogues
You value a more personal customer service experience
You have exhausted bonuses at major network brands
Safety Guide
How to Choose a Safe UK Casino Network
With so many casino sister site networks operating in the UK market, knowing how to evaluate safety and trustworthiness is essential. The following framework helps UK players distinguish between responsible, well-regulated networks and those that warrant additional scrutiny.
Key Safety Indicators
Valid UKGC licence displayed in the footer of every brand
Company registration number visible and Companies House verifiable
GAMSTOP participation confirmed on every sister site
Responsible gambling tools available on each brand: deposit limits, cool-off periods, self-exclusion
BeGambleAware.org links clearly displayed across the network
Transparent bonus terms with wagering requirements specified upfront
Verifiable customer complaints process (IBAS accreditation preferred)
All five networks featured in this guide — Jumpman Gaming, 888 Holdings, Genting Group, LeoVegas/MGM, and Rank Group — meet these criteria. When evaluating smaller or less familiar sister site casino networks, apply the same checklist and check the UKGC's published list of licensees and their compliance records, which includes details of any enforcement actions taken against UK-facing operators.
Red Flags to Watch For
No UKGC licence: Any casino accepting UK players without a UKGC licence is operating illegally. Check the licence number before depositing.
Bonus terms buried in fine print: Legitimate operators display wagering requirements prominently.
No responsible gambling tools: Every UKGC licensee must provide deposit limits, self-exclusion, and reality check reminders.
Withdrawal restrictions: Unreasonable withdrawal limits or excessive verification delays are regulatory concerns.
Undisclosed network affiliations: Transparent operators list their sister brands in their T&C. Hidden affiliations are a warning sign.
🛡️ UKGC Compliance Is the Baseline
Every casino sister site operating legally in the UK must hold a UKGC operating licence. If you cannot find a valid licence number in the footer of every brand in a network, do not deposit. The UKGC public register at gamblingcommission.gov.uk is the definitive reference for UK casino licensing status.
E-E-A-T · Trust & Expertise
About Our Review Process
Sophie Clarke
UKGC Compliance Specialist · 8+ years in iGaming
Sophie Clarke has spent 8 years reviewing UK online casinos and gaming operator networks, with a particular focus on regulatory compliance, UKGC licensing structures, and player protection standards. She has audited sister site networks for over 30 UK casino groups and has contributed to industry research on responsible gambling policy published by GamCare and the UK Gambling Commission. Sophie specialises in decoding the complex network relationships between casino brands — the information that matters most to UK players when making informed decisions about where to deposit and which bonuses they can legitimately claim.
"I personally verify every licence number and sister site relationship in this guide against the UKGC public register. Misinformation about casino networks costs players real money — accurate data is non-negotiable."
How We Review Sister Site Networks
🔍
UKGC Register Verification
Every licence number cited in this guide is verified directly against the Gambling Commission public register. We cross-check operator names, trading names, and associated brands at least quarterly.
📋
Bonus Term Analysis
We read the full T&C of every welcome offer, including all sister site exclusion clauses. Where networks define "sister brands" in their bonus terms, we record these definitions verbatim and compare against regulatory filings.
🧪
Platform Testing
Our reviewers create real accounts and make real deposits at each network's flagship brand. We test payment processing times, KYC verification speeds, and customer support response quality across sister sites.
🛡️
Responsible Gambling Audit
We confirm that every reviewed network provides GAMSTOP integration, deposit limit tools, cool-off periods, and BeGambleAware links across all their sister brands — not just the flagship casino.
⚖️
Regulatory Track Record
We check each network's UKGC enforcement history. Operators with active investigations, recent sanctions, or unresolved player complaints are flagged or excluded from our recommendations.
🔄
Quarterly Updates
The UK casino market changes frequently — operators acquire new brands, licences are transferred, and networks merge. We update this sister site casino guide every quarter to ensure accuracy.
Editorial Independence: trenannickcottages.co.uk operates independently of all casino networks reviewed on this page. We may receive commission when players register and deposit at operators via our links — this is clearly disclosed and does not affect our ratings or the factual accuracy of our sister site data. Our compliance reviews are editorially independent.
Questions & Answers
Frequently Asked Questions
The most common questions UK players ask about casino sister site networks, answered by Sophie Clarke, UKGC Compliance Specialist.
A sister sites casino refers to any online casino that shares a parent company, operating licence, or technical platform with another casino brand. When two casinos are sister sites, they are effectively different storefronts built on the same regulatory and technical foundation. Players most frequently need to understand this relationship because welcome bonuses are usually tied to the network, not the individual brand — meaning you cannot claim a new-player offer at every sister site in a network, only once across the entire group.
Ivy Casino is operated by Jumpman Gaming Ltd under UKGC licence 000-039198. Its sister sites include every other Jumpman Gaming brand — over 60 in total. Key Ivy Casino sister sites include Pub Casino, Prime Casino, Cocoa Casino, Bingo Extra, Coral Island Bingo, Presto Casino, Slingo Riches, Spin and Win Casino, Candy Casino, and Giggle Bingo. All share the same game library, payment processing, and responsible gambling infrastructure. If you have previously registered at any Jumpman brand, you are considered an existing customer at Ivy Casino.
Pub Casino sits within the Jumpman Gaming network alongside over 60 other UK casino brands. Its sister sites include Ivy Casino, Prime Casino, Cocoa Casino, Bingo Extra, Presto Casino, Slingo Riches, and many more Jumpman properties. The pub-themed branding is unique to Pub Casino, but the platform, game library, and UKGC licence are shared across the entire Jumpman family. This means a single GAMSTOP exclusion covers Pub Casino and all its sister sites simultaneously.
Genting Casino's digital sister sites include Vera&John and Yo Club, all operating under the Genting Group's UKGC licence 000-015820. Genting is unique among UK casino networks in that it also operates over 50 land-based casino venues, which — while not technically "online sister sites" — are linked to the digital brands through shared loyalty programmes and cross-promotional activities. Vera&John in particular is well-regarded for its transparent bonus terms and low wagering requirements.
In almost all cases, yes. Welcome bonuses at UK casino sister sites are defined at the network level in the operator's terms and conditions. The standard clause is that new-customer promotions are "available once per household per network" or "not available to customers who have previously registered at any of our affiliated brands". This means if you claim a welcome bonus at Ivy Casino (Jumpman), you are ineligible for the same type of offer at Pub Casino, Prime Casino, or any other Jumpman brand. Always check the specific T&C before depositing.
As of 2026, 888 casino sister sites within the 888 Holdings group include Mr Green, William Hill Casino, and Planet Casino. Following 888 Holdings' acquisition of William Hill in 2022, the network became one of the largest in UK gambling. Mr Green — acquired by 888 in 2019 — maintains a distinct brand identity but operates within the same corporate and regulatory umbrella. For bonus eligibility purposes, UK players should check the specific T&C of each 888 Holdings brand, as the group's various brands have historically maintained some degree of bonus autonomy.
Yes. Several UK UKGC-licensed casinos operate as standalone brands with minimal or no sister site connections. These include Casumo, Lottoland, Bethard, and Videoslots. Choosing a no sister sites casino has the advantage of preserving your new-player bonus eligibility in full — there are no network accounts to disqualify you. However, standalone casinos may have smaller game libraries or less established support teams. All remain UKGC-licensed and covered by GAMSTOP, regardless of network size.
The most reliable method is to look up the casino's UKGC licence number (displayed in the footer) and search for it on the Gambling Commission's public register at gamblingcommission.gov.uk. The register lists all trading names operating under a given licence. Additionally, many casinos disclose their sister brands in their welcome bonus terms — look for any clauses listing affiliated or related brands. Our guide above provides pre-verified network lists for all major UK casino groups, updated as of March 2026.
Yes. GAMSTOP self-exclusion applies at the UKGC licence level, which means a single registration with GAMSTOP blocks access to all casinos operating under any UKGC licence — including every sister site within every major network. When you register with GAMSTOP, all UKGC-licensed casinos (Jumpman, 888 Holdings, Genting, LeoVegas, Rank Group, and independent operators alike) are required to enforce your exclusion. This is one of the strongest player protection mechanisms in the world.
By volume of individual casino brands, Jumpman Gaming is the largest casino sister site network in the UK with over 60 active brands as of 2026. All operate under UKGC licence 000-039198. The network includes household names among frequent slots players such as Ivy Casino, Pub Casino, and Prime Casino, alongside dozens of thematically branded properties covering everything from bingo to high-end slot collections. By revenue and player volume, 888 Holdings (which includes William Hill) is the largest overall gambling group, though it has fewer distinct casino sister site brands.
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