Corporate Group, Shared Platform or Loyalty Network? How to Tell What Really Connects Two Casinos

You've been playing at one casino for months, and a list online tells you another site is its "sister". Same-looking lobby, same slots, maybe even the same bonus wording. So it's basically the same casino, right? Not necessarily. "Sister site" gets used for at least three very different relationships, and only one of them means the same company owns both brands.

Sister Casinos NZ is built around this question and records whether casino brands appear connected through a corporate group, shared licensed platform, loyalty network, or whether no documented connection has been established. The relationship information can then be independently checked using the verification methods below.

"Sister Site" Covers Three Very Different Things

Here's the problem with the label. It gets stuck on any two casinos that seem related, whether they share an owner, a tech platform or just a rewards card.

There's a false positive worth knowing, too. Two casinos using the same game studios, the same payment logos, or a similar template tells you nothing about who owns them. Plenty of unrelated casinos carry the same popular slots. That doesn't make them family.

Here's how the three real connections break down:

Connection	What's Actually Shared	What You Still Check per Brand	Real Example
Corporate group	A parent company	Account, bonus terms, limits, cashier	Betsson Group: Rizk, Guts, Kaboo, Thrills
Shared platform (white label)	Technology, cashier and often the licence holder	Who owns the brand vs who holds the licence	White Hat Gaming: Casimba, Dream Vegas, PlayGrand
Loyalty network	Status and points	Owner, cashier, bonus terms, licence	Casino Rewards: Zodiac, Grand Mondial, Golden Tiger

Same Owner

This is what most people mean by sister sites, and it's the strongest link of the three. One parent company owns several consumer brands, each with its own name, look and promotions.

A clean example: in February 2020, Betsson Group announced it was buying Rizk, Guts, Kaboo and Thrills from Gaming Innovation Group, with completion expected in April. Same four brands, new owner.

Common ownership still doesn't mean shared everything. Your login, balance, bonus history and deposit limits can all be separate from one brand to the next. Read each site's terms as if it were a stranger.

The Shared Platform

Some casinos are connected by the machinery behind them rather than by ownership. A platform company runs the cashier, the game library and the compliance work for several brands. Under a white-label deal, it often holds the licence too, while the brand itself belongs to someone else.

You can see this in public records. On the UK Gambling Commission register, White Hat Gaming Limited (account 52894) lists 21 domains as "White Label", including casimba.com, dreamvegas.com and playgrand.com.

Ownership and platform can also be split apart. When Betsson bought those GiG brands, it agreed to keep them on GiG's platform for at least two and a half years. One company owned the brands. Another company's platform kept them running.

So the licence number in the footer may belong to the platform, not the brand you think you're dealing with.

The Loyalty Network

The loosest link is a shared rewards programme. Sign up at one member casino and your status follows you to the others.

Casino Rewards is a long-running example. The programme dates back to 2000, now lists 16 member casinos including Zodiac, Grand Mondial, Golden Tiger and Yukon Gold, and recognises your VIP status across all of them.

Labels can stack, though. Some networks are also run by a common operator, which is why the footer check below still matters. And shared points don't mean shared cashier rules, bonus terms or withdrawal times. Those stay brand by brand.

How to Check the Connection Yourself

You don't need a directory to run a basic check. Five minutes and a bit of scrolling will do it:

Scroll to the footer. Note the legal company name and the licence number.
Search the terms and conditions for "operated by" and "group".
Look up the licence on the regulator's register. The UK Gambling Commission's register even has a "Domain names" tab that flags white labels.
Read the privacy policy's section on sharing data with group companies.

Matching company names across those four places mean a real connection. The wording tells you which kind: "white label", "group company" or "member casino". If the two sites only share a look, you haven't found sisters.

New Zealand players will soon get an easier version of step three. Under the new regime, each licence covers a single brand and no one can hold more than three. So a licensed NZ casino family will be three brands at most. The Department of Internal Affairs will also publish a public register of licensed casinos, and licensed sites must show a unique registration icon. The first licences are expected from early 2027.

Switching Sites Isn't a Reset Button

One honest warning. Hopping to a sister site after a losing run is still chasing losses, just under a new logo. It's one of the classic warning signs we list in our gambling addiction resources.

Don't assume a deposit limit or self-exclusion at one brand carries over to its sisters. Set limits on every account you open. If you're excluding yourself, ask the operator in writing whether it covers all its brands.

If gambling has stopped feeling like fun, talk to someone. In New Zealand, the Gambling Helpline is on 0800 654 655, or text 8006, and Safer Gambling Aotearoa has more support. A casino visit should be a night out, not a plan. Keep it that way. You may find these recommendations helpful regarding responsible gambling.

The Short Version

A matching lobby tells you nothing. A matching licence number tells you a lot. Before you treat two casinos as family, work out which of the three links you're actually looking at and read the terms that matter to you. Then decide whether either site deserves your time.