Kumar joined Dusit Hotels and Resorts in 2008 and assumed his current role in 2023. In H1 2026, Bangkok-based Dusit International recorded $188.1 million in revenues and had assets worth $1.2 billion. Kumar is also the general manager for Dusit Thani Dubai, and had previously held leadership roles at Starwood Hotels and Resorts, Renaissance/Marriott Hotels, Raffles Hotels and Resorts, and The Ascott Group.