Complex sentence: He worked from Bilaspur as his head office and had other branches at Jharsuguda, Raigarh and worked on many contracts jointly with Rai Bahadur Jairam Valji Chauhan, another railway contractor from his community.
Split into simpler sentences: He worked from Bilaspur as his head office and had other branches at Jharsuguda, Raigarh. On many contracts he worked jointly with Rai Bahadur Jairam Valji Chauhan, another railway contractor from his community.