He is the chairman and managing director of the Raymond Group, the world's largest producer of suiting fabric.

He restructured the group and sold Raymond's non-core businesses (synthetics, steel and cement).

[2] Under him, the group moved its focus to fabrics, apparel brands, prophylactics (KamaSutra condoms), and men's toiletries.

He has also focused on international partnerships for Raymond, including joint ventures with UCO Textiles of Belgium (denim) and Gruppo Zambaiti of Italy (shirting).

[1] In 2005, Singhania opened a nightclub named Poison in Bandra, with DJ Aqeel.