Who an AI assistant picked for HVAC in San Mateo, CA

Who came up in San Mateo

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-09-30.

Company	Picked first	Picked
Bayhill Heat & Air, Inc.bayhillheatair.com	3 of 6	5 of 6
Air Temp Cohvacsanmateo.com	1 of 6	1 of 6
Ray's Heating & Airraysheatingandairco.com	1 of 6	1 of 6
Same Day Air Conditioning & Heatingsamedayhvacservices.com	1 of 6	1 of 6
Eco Air Home Servicesecoairtemp.com	0 of 6	5 of 6

Question 1 of 6

First
Bayhill Heat & Air, Inc.
“It is based in San Mateo, offers furnace repair, and promises priority-plan customers an emergency technician within 24 hours.”
#2
Eco Air Home Services
“Its San Mateo furnace page says technicians carry common parts for same-day repairs and aims to respond to emergency calls within a few hours.”

Passed
Air Temp Co
“It advertises same-day diagnostics, but its site does not give a specific response window for this week.”
Passed
Schmitt Heating & Air Conditioning
“It offers same-day and emergency repair, but its listed address is in San Francisco rather than San Mateo.”

Question 2 of 6

First
Bayhill Heat & Air, Inc.
“It is a long-established San Mateo HVAC company with broad residential services, an A+ BBB rating, and a current license listed by BBB.”
#2
Eco Air Home Services
“Its local furnace page describes same-day repairs, upfront repair estimates, and service for furnaces and heat pumps.”

Passed
Air Temp Co
“Its site makes strong local service claims, but I found less independent business history and review evidence than for Bayhill.”
Passed
Schmitt Heating & Air Conditioning
“It serves San Mateo County, but its listed address is in San Francisco.”

Question 3 of 6

First
Bayhill Heat & Air, Inc.
“It serves San Mateo and offers new installation and system replacement for heating and cooling equipment.”
#2
Eco Air Home Services
“It offers furnace and heat-pump installation in San Mateo County and free estimates.”

Passed
Air Temp Co
“It offers installation and free estimates, but does not list an installation cost range on the pages I read.”
Passed
Ray's Heating & Air
“It lists heating repair prices, but the page reviewed did not provide a furnace or heat-pump installation range.”

Question 4 of 6

First
Air Temp Co
“It specifically advertises same-day AC repair and after-hours emergency service across San Mateo County.”
#2
Eco Air Home Services
“It lists San Mateo AC repair and says the company is open 24 hours.”
#3
Bayhill Heat & Air, Inc.
“It provides AC repair in San Mateo and lists Saturday hours, though its published schedule does not show Sunday service.”

Passed
Schmitt Heating & Air Conditioning
“It offers emergency service in San Mateo County, but its page is focused on heating repair rather than AC.”

Question 5 of 6

First
Same Day Air Conditioning & Heating
“It offers online booking and annual or twice-yearly maintenance plans, though its published service-area names did not specifically include San Mateo.”
#2
Bayhill Heat & Air, Inc.
“It offers a detailed furnace tune-up and maintenance agreements for San Mateo, with appointments arranged by phone.”

Passed
Air Temp Co
“It offers annual tune-ups, but the pages I read provide a phone number and quote form rather than online booking.”

Question 6 of 6

First
Ray's Heating & Air
“Its San Mateo page publishes furnace repair and tune-up price ranges and says the caller gets an upfront price range before dispatch.”
#2
Eco Air Home Services
“It publishes a typical San Mateo furnace repair range and says customers see the repair price before work begins.”

Passed
Bayhill Heat & Air, Inc.
“It says it can estimate a new system and offers financing, but does not publish a specific price list on the pages I read.”
Passed
Air Temp Co
“It offers free quotes but does not publish specific furnace repair or installation prices on the pages I read.”

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