24 HVAC Service Contractors in Sunnyvale, CA
Top-Rated HVAC Service Contractors in Sunnyvale
Same Day Air Conditioning & Heating
“Of six named technicians across reviews, three received 5-star mentions for skill and speed. Positive reviews cite rapid response and diagnostic expertise,…”
United Plumbing & Water Heaters
“All 133 reviews award perfect 5-star ratings, with multiple customers specifically naming Alton for faucet replacements and emergency responses. Four reviewers…”
All HVAC Service Contractors (24 total)
Precision Air Conditioning & Heating
“Three of eight reviews specifically name individual technicians who provided service, with Felix highlighted…”
All Appliance & HVAC Service Inc
“All six available reviews award five stars, with Frank specifically mentioned in three reviews for same-day…”
Balcom Heating & Air
“Eight of eight reviewers awarded 5 stars, with Carlos specifically named in four reviews as the technician…”
Grumpy's HVAC
“All four featured reviewers award 5 stars, with three specifically naming David and praising his honesty,…”
A & A Plumbing
“Fourteen of fifteen reviewers awarded 5 stars, praising efficiency, same-hour response times, and diagnostic…”
Spark Heating & Cooling
“Eight of eight reviews award five-star ratings, with no lower scores present to balance the feedback. Common…”
Pacific Coast Trane + Specialty A/C Products
“Four of six reviewers gave five-star ratings, with particular praise for the team's chiller expertise and…”
TWFG Air Duct Services
“All four client reviews award five stars, citing improved airflow balance, effective allergen reduction, and…”
HVAC All Seasons
“All four reviews award five stars, with two clients specifically naming technicians who exceeded…”
Jim's Air Conditioning Services
“All 4 published reviewers awarded 5 stars, with each describing specific service outcomes rather than general…”
I&C Air Duct Cleaning Service
“All three reviews award five stars, with universal praise for improved air quality, stronger airflow, and…”
Convectek Heating and Cooling
“All three reviews award five stars, indicating consistent client satisfaction. Both named reviewers, The HVAC…”
The Air Cleaning HVAC Experts
“All three client reviews award a 5-star rating, with unanimous positive sentiment citing the vent cleaning…”
Electrical & Mechanical Solution
“The sole client review awards 5 stars and emphasizes timely arrival during an emergency situation,…”
Trane - Heating & Cooling Services
“A single 1-star review cites concerns about proprietary equipment pricing and post-purchase service costs,…”
Quick Heating Cooling
“This contractor has not yet received customer reviews on this directory. Prospective clients seeking feedback…”
HVAC Service Costs in Sunnyvale
General HVAC service pricing across maintenance, repair, and installation in Sunnyvale.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $71 | $114 | $190 |
Routine tune-up (single system) | $67 | $119 | $190 |
Standard repair (avg) | $143 | $570 | $1,140 |
Major repair (compressor, heat exchanger) | $1,425 | $2,375 | $3,325 |
New system installation (mid-range) | $6,175 | $9,975 | $13,300 |
Full HVAC replacement AC + furnace combined | $11,011 | $12,759 | $13,395 |
Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Sunnyvale, CA: What to Expect
Sunnyvale sits within the South Bay of the San Jose metro area, where Mediterranean summers push daytime highs into the low 80s and occasional heat waves spike temperatures past 100 F in localized pockets. This climatic pattern generates steady demand for heating in winter and cooling through the dry season, making reliable HVAC Service in Sunnyvale essential for most households. The area supports 76 HVAC contractors who collectively maintain a 4.2 average rating across 8,998 client reviews.
Service call fees run $71 to $190 per visit, while routine tune-ups for a single system cost $67 to $190. Standard repairs average $143 on the low end but can climb to $1,140 depending on component failure. California law requires all HVAC contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the CSLB, ensuring technicians meet statewide competency standards before operating independently.
Reviews for Same Day Air Conditioning & Heating highlight their swift dispatch and technical proficiency, with clients repeatedly noting specific technicians who completed work efficiently and diagnosed issues accurately. The consistent feedback emphasizes response speed and diagnostic skill as distinguishing qualities among the rated technicians serving this market.
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All HVAC Contractors in Sunnyvale, CA
Complete directory of 32 contractors — browse alphabetically
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All HVAC Contractors in Sunnyvale, CA
Complete directory of 32 contractors — browse alphabetically