Harinder S. Sikka is currently the group director, strategic business, Piramal Group. After graduating from Delhi University, he joined the Indian Navy. He was commissioned in January 1981 and took premature retirement in 1993 as a Lieutenant Commander.

He recently produced a film, Nanak Shah Fakir, which won acclaim at the Cannes, Toronto and Los Angeles international film festivals. The film won three national awards including the Nargis Dutt Award for best feature film on national integration.

Calling Sehmat is his second book and has been made into a film, Raazi, by Meghna Gulzar.

Sikka lives in Delhi with his family