Senior Superintendent of Police Sudhir Kumar Singh (SSP) has sent Nahal police post-in-charge Angad has been sent to police lines.
Earlier, Singh suspended Masoori police station in-charge, police post Dudhia in-charge Peepal.
Tomar was shot dead allegedly by unidentified assailants in Dasna on Saturday night.
"The assailants had come on a two-wheeler and fled after committing the crime, leaving their vehicle behind. Search has begun, they will be nabbed soon," Neeraj Kumar Jadon, SP, Rural, Ghaziabad had said.