Force One is a specialised counter terrorism unit of the Mumbai Police to guard the Mumbai metropolitan area, one of the largest metropolitan areas in the world, formed by the Government of Maharashtra on the lines of National Security Guards (NSG).

On the occasion, Maharashtra Chief Minister Ashok Chavan also laid the foundation stone of the Force One's headquarters in Mumbai.

Force One headquarters is to be spread over 96 acres (390,000 m2) inside the lush green Aarey Milk Colony at Goregaon in northwest Mumbai, and the first batch has 216 elite commandos.

Out of 3,000 applications from the state police force who volunteered to be part of the force - many of whom were part of 26/11 response team - 261 personnel were selected and trained in Pune, apart from the College of Military Engineering and the High Energy Materials Research Laboratory of the Defence Research and Development Organisation (DRDO).

[6] The commandos of Force One are trained at Maharashtra Intelligence Academy, the College of Military Engineering, Pune, and Defence Research and Development Organisation (DRDO), in the use of sophisticated arms and explosives, and are known for their rapid shooting skills.