J.M. Brennan, founded in 1932, is a mechanical contracting firm that serves the southeastern Wisconsin area. It provides design and installation of boilers, chillers, air handling units, exhausts, ventilators, sanitary sewers, water treatment plants and heat recovery systems. The company also provides piping services for food grade, refrigeration, industrial gas, underground and compressed air applications. It provides services through a team of designers, engineers, steam and refrigeration fitters and sheet metal workers. The company is family-owned and managed and utilizes a variety of equipment, including backhoes and dump trucks. J.M. Brennan also provides round-the-clock repair and maintenance services and maintains its office in Milwaukee.
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More Business Info

BBB Rating
A+
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Hours
Regular Hours
Mon - Sun:
Extra Phones

Phone: 414-342-3209

TollFree: 888-560-6041

Services/Products
  • Heating
  • Air Conditioning
  • Service & Repair
  • Installation
Payment method
cash only
Neighborhood
Menomonee River Valley
AKA

Brennan, J M

J.M. Brennan Inc.

Brennan, J M - J M Brennan

J.M. Brennan, Inc.

Brennan Jm

Brennan JM

Categories
Furnaces-Heating, Air Conditioning Contractors & Systems, Air Conditioning Service & Repair, Boiler Repair & Cleaning, Boilers Equipment, Parts & Supplies, Building Contractors, Building Contractors-Commercial & Industrial, Controls, Control Systems & Regulators, Controls, Control Systems & Regulators-Wholesale & Manufacturers, Dust Collecting Equipment & Systems, Gas Plant Equipment, Heating Contractors & Specialties, Heating Equipment & Systems, Heating Equipment & Systems-Repairing, Mechanical Contractors, Piping Contractors, Plumbers, Sheet Metal Work, Ventilating Contractors, Water Heater Repair, Water Heaters
Other Information

Services: Heating, Air Conditioning, Service & Repair, Installation

Same Day Service: Yes

Emergency Service: Yes