Can i get my Balance Payment from Corporate

We have rendered my services of providing vehicles for tops group of company chennai office for INDUS project till 15th june 2010 and your headquarters has collected all your due money from indus upto the month of july 2010 but whereas i have not received my due amount, Totally we had raised thirteen invoices in our contract period from 15th June 2009 to June 15 2010. Also we have got 10 bill's payments and balance 3 bills payments should be pay from TCHQ. pending payments invoices 1.March invoice number 0010 - RS. 4,36,875.00 2.May invoice number 0012 - Rs. 4,29,944.00 3.June invoice number 0013 - Rs. 2,07,862.00 Total balance RS. 10,74,681.00( Ten lakhs Seventy Four Thousand Six Hundred and Eighty One Rupees) Still we could not get the payment from tops group company