Slot Boss · Owner

Who Owns Slot Boss? Owner, Licence No. & Sister Sites (2026)

By the Casino Reviews Global editorial team. Updated . Facts checked 27–28 October 2026 against Slot Boss's own pages, licence registers and regulator records.

Verdict: Licensed, with LeoVegas named as operatorSlotboss’s terms identify LeoVegas Gaming Plc as operator, and the UK Gambling Commission register lists LeoVegas Gaming PLC as the active holder of licence 039198-R-319450-029[2, 1]. The terms define the Group as MGM Resorts International and its direct and indirect subsidiaries, including the operator[1].

The terms give LeoVegas Gaming Plc’s company number as C59314 and its registered office as Level 7, The Plaza Business Centre, Bisazza Street, SLM 1640, Sliema, Malta[1].

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Slotboss operator company

Slotboss’s terms identify LeoVegas Gaming Plc as operator[1]. Its company number is C59314 and its registered office is Level 7, The Plaza Business Centre, Bisazza Street, SLM 1640, Sliema, Malta[1].

Slotboss licence

The UK Gambling Commission lists LeoVegas Gaming PLC as holder of licence 039198-R-319450-029, with status Active, and lists six domains under the same licence holder[2].

Slotboss sister brands

Slotboss’s terms name LeoVegas, BetMGM, BetUK, Pink Casino, Slot Boss and 21.co.uk as current brands[1]. The terms define the Group as MGM Resorts International and its direct and indirect subsidiaries, including LeoVegas Gaming Plc[1].

Slotboss regulator actions

On 2 May 2018, the UK Gambling Commission said LeoVegas would pay a £600,000 penalty and the Commission’s costs for advertising and marketing failings[3]. On 3 August 2022, the Commission said LeoVegas would pay a £1.32 million penalty for social responsibility and anti-money-laundering failures, divest funds received as a result of the failings, and pay the Commission’s costs; the operator would also receive an official warning and undergo an audit[4].

Slot Boss FAQ

Which company operates Slotboss?

LeoVegas Gaming Plc is named as the operator in Slotboss’s terms[1].

What is Slotboss’s UK Gambling Commission licence number?

The licence is 039198-R-319450-029 and the register marks it Active[2].

Where is Slotboss operator LeoVegas Gaming Plc registered?

Its registered office is Level 7, The Plaza Business Centre, Bisazza Street, SLM 1640, Sliema, Malta[1].

Which brands does Slotboss’s operator list?

The terms list LeoVegas, BetMGM, BetUK, Pink Casino, Slot Boss and 21.co.uk as current brands[1].

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How we checked. We read Slot Boss's terms and help pages, the licence register and regulator records on the dates shown under Sources, and stored a copy of each page where the site allowed it. We did not deposit, play or withdraw (payout testing: not performed). Methodology.

Sources

  1. www.slotboss.co.uk/terms-and-conditions — operator document, clauses 2.1, 2.3, 1.1, checked 29 October 2026
  2. www.gamblingcommission.gov.uk/downloads/business-licence-register-domain-names.csv — licence register, clause 039198-R-319450-029, checked 27 October 2026
  3. www.gamblingcommission.gov.uk/news/article/leovegas-penalised-for-advertising-and-marketing-fai — regulator, clause LeoVegas penalised for advertising and marketing failings — 02 May 2018, checked 29 October 2026
  4. www.gamblingcommission.gov.uk/news/article/online-operator-leovegas-fined-gbp1-2-million — regulator, clause Online operator LeoVegas fined £1.32 million — 03 August 2022, checked 29 October 2026