Omung Kumar and wife Vanita are well-known Bollywood set designers and have worked in films like Black, Saawariya and Yuvvraaj.
Shah Rukh, who inaugurated the store in Mumbai, said: "The store is a delight to eyes".
Meanwhile, the actor is gearing up for the promotion of Yash Chopra's last directorial venture Jab Tak Hai Jaan, which features him along with Katrina Kaif and Anushka Sharma. The film releases on Diwali, Nov 13.