How do you go about getting paid for a load of freight you pulled for a broker out of Alton Ill called Integrated Freight Systems MC455270-B owed since 7-29-07?

How do you go about getting paid for a load of freight you pulled for a broker out of Alton Ill called Integrated Freight Systems MC455270-B owed since 7-29-07?
Brokers are required to post a $10K bond - find out who carries the bond and file a complaint (claim) against the bond.