Established in 1945, Stone Trucking Company is a premier flatbed, oversize, and haul carrier for some of the  largest energy corporations in the U.S., Canada and Mexico. Stone is headquartered in Tulsa, Oklahoma, with 15 terminal locations throughout Arkansas, Oklahoma, and Texas.

Annapurna predecessor Basileus Capital Partners served in a merchant banking capacity to Stone Trucking's sale in 2009, having begun its initial involvement with the company in 2008.