Heise's Plumbing
“As usual, I have been using this company since 2009, very competent and thorough.”
Best HVAC Contractors near San Mateo, CA
We have 5 companies in San Mateo on file. Only the highest-rated make our list: one of them made it, along with 9 from towns including San Francisco (6, 16 mi), San Carlos (1, 4 mi) and San Ramon (1, 25 mi).
4 open weekends · all 10 rated 4.5+ · 5 show a license
Data verified October 18, 2026
Degree Hvac
“We have used Degree HVAC for years, and they never fail at providing quality service.”
Lutz Plumbing Inc
“They determined that my tub was still under warranty (the manufacturer said it wasn't), instructed me on getting a refund for the part I purchased (and didn't need) and, instructed me how to get help in fixing my tub.”
Wizard Plumbing
“Juan was very thorough explaining everything about flushing out my water heater.”
Chill Heating & Cooling
“Kevin was fantastic - very knowledgeable and able to troubleshoot our problem quickly and fix it for us right away.”
Cabrillo Plumbing
“Matt found a leak during a routine maintenance check and David and Fernando were able to come out within the hour to fix it.”
The 10 companies listed for San Mateo, CA work on furnaces, heat pumps and air conditioners. Each profile repeats what the company publishes about its hours, its license and the equipment it fits, alongside ratings and quotes drawn from public reviews.
Area overview: San Mateo, CA
The 10 companies on this page are rated from 4.7 to 5.0 across 5,678 reviews; all 10 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (90%), responsiveness (87%) and punctuality (79%). The topics that come up most in reviews of the companies on this page are "communication", "efficient" and "estimates". 4 are open on Saturdays and 3 on Sundays. 5 show a license on their websites and 5 have a BBB rating of A or A+. 9 have ten or more years of experience, the longest 93 years. 1 offers emergency call-outs; 4 offer financing or payment plans; 3 give free estimates; 4 are family- or locally-owned and 5 list coupons or special offers. We have a website on file for all 10 of the companies on this page; 9 publish a contact page; 7 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Do any heating firms listed for San Mateo work on Saturdays or Sundays?
Saturday or Sunday hours show up for 4 of the 10 companies here. Saturdays fill with the calls that came in on Friday, so ask whether you are getting a repair slot or a sales visit. Sunday work is usually treated as an emergency call.
Arch Plumbing Inc
“Alex was awesome they got the job done that 2 other companies could not figure out.”
Magic Plumbing Heating & Cooling
“He could not have been friendlier and more pleasant to my husband and I, even helping us to troubleshoot some loose handles and a clogged air vent in our bathroom!”
Malcolm Plumbing & Mechanical
“One thing they did was bring my existing earthquake restraint up to current code by replacing the metal straps and adding two horizontal boards to prevent the heater from moving in that direction.”
Book onlineBook
Air Concepts
“Francisco ended up fixing a long standing problem, as well as a new one (including locating and grabbing a part for my aging system) my AC came back right in time for another hot afternoon.”
Why these companies made our list
Is this page useful? Yes
No
Is there anything wrong with this page?
