Complex sentence: Cromwell has successfully gained financial backing for the tribe's casino development effort from Malaysian billionaire Lim Goh Tong and his Kien Huat Realty arm of the Genting Group, and Cromwell also successfully hired former U.S. representative Bill Delahunt to lobby on behalf of the tribe.
Split into simpler sentences: Cromwell has successfully gained financial backing for the tribe's casino development effort from the Malaysian billionaire Lim Goh Tong and his Kien Huat Realty arm of the Genting Group. The chairman hired the former U.S. representative Bill Delahunt to lobby on behalf of the tribe.