Commercial HVAC | nstall HVAC Systems | Mt. Shasta, CA

Contractor's License# 803028

C-4 Boiler,

C-20 Heating, Ventilating and

Air Conditioining,

C-38 Refrigeration and

C-36 Plumbing.

Tel white small rrmm logo


Mechanical, Inc


Commercial HVAC Serving Siskiyou County

Custom design HVAC systems for all commercial application.


We work on all types of commercial projects from schools, government, small and large businesses. No job too big or small, call Ray-Mac Mechanical, Inc for a free estimate!

Custom HVAC work for you

  • Water heaters

  • Rooftop equipment

  • Heat pumps

  • Exhaust systems

  • Duct systems

  • Air handlers

  • Split systems

  • Air Conditioning Service and Repair

1 year labor warranty

Most of your projects will be completed within

Ask our technicians to install high efficient heating and cooling systems.

We are the only HVAC company serving Siskiyou with commercial plumbing

Want to reduce your energy bills? Get in touch with us.

Call: 530-926-5228

From high efficiency furnaces and HVAC units to geothermal and systems designed specifically for older homes, Ray-Mac Mechanical Inc. has a solution for every home, all of which include advanced features and high efficiency capabilities.

2 weeks

Equipment We Sell:

thermo_pride fujitsu bryant buderus first_co rinnai kysor_warren water_furnace manitowoc