Bajaj Finance Company - vigorously follow up for personal loan in spite of denying

dear sir,
I have been getting phone calls from bajaj finance from last ** days regularly in-spite of denying. Bajaj finance persons starts call from morning *.** am and after that i receive call whole day with different numbers. number of calls are *-** per day. I told one person of Bjaja finance to stop this. he told that i closed your complaint. now no will call you but no result. I got fed up and request to do somethings so-that company representative don't irritate me. please look into the matter and do needful. Take necessary action to avoid the same incident in future