Slots Miller sister sites include Spin Prive, Spin Fiesta, Sparkle Slots, Slots Ltd, Slots Deck, and Slot Attack.
Slots Miller (slotsmiller.com) is part of ProgressPlay, a firm registered with the UK's Gambling Commission under account number 39335. ProgressPlay Limited operates 112 sister sites from its official address at Kolonakiou 26,Office No.18, Agios Athanasios, Limassol, 4103, Cyprus.