Pawan Kumar — Threat by owner of gas agency to close my connection

Hello sir. Hope I will get justice ! I am living in Gannaur . I facing a major problem when I go to my local gas agency in gadhi kesri I face misbehavior by gas agency staff . I complaint many times to agency owner but he threat me to close my connection. I just want to know is there no any department where i can complaint . Thanks Pawan Kumar