ABOUT US

MJN Mechanical proudly serves the San Francisco Bay Area, including the peninsula, north bay and south bay. Specializing in new construction, retro fits, remodels and light commercial projects, MJN Mechanical is ready to help. We are here for all your quality and custom heating ventilation and air conditioning needs; from small projects to complex custom projects, MJN Mechanical takes great pride in getting the job done right.    

MJN Mechanical brings all the modern convenience of heating and air to your home and business.  You can rely on our personal touch and satisfaction guarantee. MJN brings more than 12 years of experience in the HVAC industry and offers nothing short of excellent and meticulous service.

Our Mission

MNJ Mechanical's mission is to provide personalized, stress-free service; exceptional products; and peace of mind to our customers as we strive to use the greenest and most sustainable methods possible. MJN Mechanical provides quality you can trust and feel.

Green Energy

Here at MJN Mechanical we care, not only for each and every client, but also for the environment. Construction debris accounts for a large percentage waste each year; through recycling and proper handling of such materials, we reduce the waste produced by our company and lessen the environmental impact. With new high-efficiency heating and air conditioning units available, better duct sealing methods, and all the innovation in the HVAC industry, not only can we help save you money, together we can help preserve the environment.