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HVAC Services in Los Altos, CA

16 HVAC contractors found

HVAC ServiceAC Repair
HVAC Repair
AC Installation
HVAC Maintenance
Commercial HVAC
Emergency HVAC
AC Replacement

Courtyard by Marriott Palo Alto Los Altos

4.4(903)

“903 reviews 4.4 Wi-Fi”

4320 El Camino Real, Los Altos, CA 94022
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Residence Inn by Marriott Palo Alto Los Altos

4.1(747)

“Three of five named reviewers commend specific staff members including Andrea, Tim, Lata, Sini, and Cristine…”

4460 El Camino Real, Los Altos, CA 94022
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Amandine Lounge

4.5(361)

“Of 361 reviews, the majority award 4 or 5 stars, citing the creative beverage program and attentive service.…”

235 1st St, Los Altos, CA 94022

Los Altos Community Center

4.6(180)

“Positive reviews cite clean facilities, comfortable temperatures, and easy parking access. Five of eight…”

97 Hillview Ave, Los Altos, CA 94022
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The Rabia Alizai Team (Rabia Alizai)

4.7(113)

“Every reviewer awarded a 5-star rating, with four clients specifically noting homes sold above asking price.…”

270 3rd St, Los Altos, CA 94022
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Smart Los Altos Air Duct Care

4.8(86)

“Eighty-two reviews produce a 4.8-star average, with all three sampled reviewers awarding five stars. Two…”

881 Fremont Ave #426, Los Altos, CA 94024
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Sunrise Air Duct Service

4.9(49)

“Every reviewer awarded five stars, with customers highlighting the thoroughness of Barry and Nathaniel,…”

146 Main St Suite 47, Los Altos, CA 94022
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Rancho 76

4.2(50)

“4 of 8 detailed reviews mention specific team members by name (Jared, Sonia), with positive experiences…”

601 Fremont Ave, Los Altos, CA 94024
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AC Garage Door Repair Los Altos

4.7(29)

“Twenty-four of thirty reviewers awarded five stars, with recurring praise for same-day scheduling and…”

220 2nd St Suite552, Los Altos, CA 94022
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Cozy Air Conditioning

4.9(13)

“Seven of eight reviewers assign five stars, with one four-star rating citing friendly service and swift…”

4 Main St Suite 27, Los Altos, CA 94022
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HVAC Contractor Los Altos

5.0(5)

“All five reviews carry 5-star ratings, with emergency response speed mentioned by two reviewers. Matthew is…”

654 Fremont Ave, Los Altos, CA 94024
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Elite Sub Zero Appliance Repair

5.0(5)
24/7

“Five verified reviews collectively award five stars, with each client praising the technician's punctuality,…”

2055 Grant Rd, Los Altos, CA 94024
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Home Energy Analytics (HEA)

5.0(1)

“With only one verified review on file showing a 5.0-star rating and no review content accessible for detailed…”

13061 Byrd Ln, Los Altos, CA 94022
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AirVibe HVAC Solutions

5.0(1)

“The single 5-star review praises extreme responsiveness, on-time completion, and maintenance tips described…”

1443 Topar Ave, Los Altos, CA 94024
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BlueTemp HVAC Solutions

0.0
106 Lockhart Ln, Los Altos, CA 94022
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Team Trusted Heating & Cooling

0.0

“No customer reviews are currently available for this business listing. The absence of reviewer feedback means…”

111 Main St #209, Los Altos, CA 94022
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HVAC Service Costs in Los Altos, CA

Pricing ranges across all HVAC services offered in Los Altos.

ServiceTypical RangePrice Points
AC Repair$71–$2,6607 items →
AC Installation$138–$18,400—
AC Replacement$1,932–$14,720—
HVAC Maintenance$15–$7847 items →
HVAC Repair$74–$3,430—
HVAC Service$67–$13,3956 items →
Emergency HVAC$143–$3,325—
Commercial HVAC$2–$76,000—

Prices reflect Pacific coast metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.

HVAC in Los Altos, CA: What Homeowners Should Know

Located in the South Bay foothills, Los Altos experiences a mild Mediterranean climate with dry summers that settle around 82 F and cool winters near 42 F. Heat waves occasionally push temperatures past 100 F in certain neighborhoods, creating spikes in cooling demand that contrast with the area's otherwise moderate climate. The city is served by approximately 20 hvac companies Los Altos residents can turn to, averaging a respectable 4.2 rating across roughly 3,600 customer reviews. While most homeowners find reliable service, the relatively small pool of specialists means scheduling during peak summer months can require patience.

California law requires hvac contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the CSLB, with a minimum of four years relevant experience within the past decade. This regulatory framework helps ensure basic competency, though it does not guarantee expertise with specific systems or brands. The cost range for hvac Los Altos services spans dramatically from $2 for minor diagnostic calls up to $76,000 for complete system replacements or new installations, reflecting the wide spectrum of possible work involved.

Customer feedback patterns reveal expectations beyond technical fixes. Several reviewers specifically name staff members like Andrea, Tim, Lata, and Cristine for responsive service, suggesting personal attention earns recognition. However, some customers express frustration over billing discrepancies and pricing transparency, indicating that clear communication about costs before work begins distinguishes better hvac Los Altos providers from the rest.

Frequently Asked Questions

Among 16 HVAC contractors serving Los Altos, the top-rated providers average 4.1★ across 2,543 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.

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