24/7 Emergency Service: (414) 342-3829

24/7 Emergency Service: (414) 342-3829

J.M. Brennan provides emergency service for HVAC, plumbing, sheet metal, process piping, or controls. We’re available round-the-clock for service calls throughout Southeastern Wisconsin. Reach our dispatchers 24/7/365 by calling us at (414) 342-3829. Expect a J.M. Brennan technician on-location within an hour.


Service Request Form

To request regular service, please use the form below. Expect a crew to be dispatched by the next business day. If you require immediate service, please call us at (414) 342-3829.