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HVAC Services in Lake Forest, CA

23 HVAC contractors found

Need emergency service? 6 HVAC providers in Lake Forest offer 24/7 availability→
HVAC ServiceAC RepairHVAC RepairAC InstallationHVAC MaintenanceCommercial HVACEmergency HVACAC Replacement

Olson Superior Plumbing

4.9(2,999)
24/7 Highly Rated

“Of the four visible reviews, three are five stars and each of those mentions a technician by name, citing…”

26772 Vista Terrace, Lake Forest, CA 92630
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Mission Viejo Heating & Air

5.0(962)
Highly Rated

“933 reviews yield a 5.0 average rating, with 1,800+ five-star testimonials cited on their website. Multiple…”

22600 Lambert St Suite 1101, Lake Forest, CA 92630
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Triton Air & Plumbing

4.8(1,192)
24/7 Highly Rated

“Every reviewed technician received consistent praise for communication, punctuality, and technical knowledge.…”

25652 Commercentre Dr, Lake Forest, CA 92630
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John Stevenson Plumbing, Heating & Air Conditioning

4.9(751)
Highly Rated

“700+ reviewers deliver a 4.9-star average, with 5-star reviews specifically praising on-time arrivals,…”

20902 Bake Pkwy Suite 114, Lake Forest, CA 92630
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Saddleback Plumbing Heating & Air

4.8(751)
Highly Rated

“Six reviewers specifically name Memo, Chris, or Rick, describing their technical explanations and honest…”

23901 Remme Ridge, Lake Forest, CA 92630
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Alicia Air Conditioning & Heating, Inc.

4.9(443)
Highly Rated

“All 427 reviews aggregate to a 4.9-star rating, with three sampled reviewers each awarding 5 stars and…”

26824 Vista Terrace, Lake Forest, CA 92630
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MDTECH SERVICES

4.9(320)
Highly Rated

“All five highlighted reviewers award 5 stars and specifically name technicians Paul and Andre for going…”

21191 Serra Vista, Lake Forest, CA 92630
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OC House Of Suspension

4.8(139)
Highly Rated
26901 Vista Terrace, Lake Forest, CA 92630
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Bloom Air Conditioning Services

4.9(91)

“Seven reviewers award five stars, with multiple customers specifically praising same-day response times,…”

22531 Woodcrest Cir, Lake Forest, CA 92630
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Lake Forest Cooling Z Heating and Air

5.0(69)

“Every one of the 68 reviews awards 5 stars, with 6 of 8 sampled reviews explicitly mentioning same-day or…”

22691 Lambert St, Lake Forest, CA 92630
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Comfort Air

4.9(72)
24/7

“All 54 reviewers award 5-star ratings, with five of these clients specifically naming technicians Trevor,…”

20321 Lake Forest Dr Unit D-3, Lake Forest, CA 92630
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John & Son HVAC Service

5.0(59)

“All 57 reviews award 5 stars, with zero negative ratings recorded. Customers consistently name individual…”

9780-9980 Irvine Center Dr, Lake Forest, CA 92630
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Oakley Heating & Cooling

5.0(31)
24/7

“Three of six reviewers specifically mention follow-up service and communication quality, while two highlight…”

26212 Dimension Dr suite 391, Lake Forest, CA 92630
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California Electric Services

4.3(52)

“All five-star reviews name technicians Fred or Ron specifically, with multiple reviewers noting same-day…”

22500 Muirlands Blvd b, Lake Forest, CA 92630
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Auto Electric Air Conditioning

4.2(40)

“Majid earns consistent praise for honesty across 40 reviews, with five-star ratings citing fair pricing and…”

23131 Orange Ave unit a, Lake Forest, CA 92630
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US Air Conditioning Distributors

4.6(11)

“Seven of eight reviewers award five stars, with customers specifically naming Jeff and Miles for their…”

22572 Shannon Cir, Lake Forest, CA 92630
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Hartmanaire

5.0(4)

“All four published reviews award 5 stars, with customers specifically praising quick response times, deadline…”

114 High Mdw Building 30, Lake Forest, CA 92610
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WoodAir Heating & Cooling Lake Forest

5.0(4)
24/7

“All four reviews carry five-star ratings, with each client describing a distinct equipment issue the team…”

25691 Atlantic Ocean Dr Ste 142, Lake Forest, CA 92630
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Fahrenheit HVAC Repair

5.0(4)

“All four available reviews award five stars, with three explicitly naming technician Jacob for exceptional…”

23333 Ridge Rte Dr, Lake Forest, CA 92630
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Jamison Plumbing and Air

5.0(1)
24/7

“One reviewer awarded 5 stars for quick service and expertise across both air conditioning and plumbing…”

Mail Box 14, 23331 El Toro Rd Unit 217-A, Lake Forest, CA 92630
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Carrier Orange County

3.0(2)

“The 90 aggregated reviews show strong satisfaction with an average rating above 4 stars, with many five-star…”

26824 Vista Terrace, Lake Forest, CA 92630
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Sears Heating and Air Conditioning

1.0(1)

“A single 1-star review yields minimal sentiment data. Without additional reviews to establish patterns, the…”

23600 Rockfield Blvd #2d, Lake Forest, CA 92630
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Energy Experts

0.0

“While no formal reviews exist in the current system, the single testimonial on file praises technician Mike…”

26824 Vista Terrace, Lake Forest, CA 92630
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HVAC Service Costs in Lake Forest, CA

Pricing ranges across all HVAC services offered in Lake Forest.

ServiceTypical RangePrice Points
AC Repair$71–$2,6607 items →
AC Installation$138–$18,4008 items →
AC Replacement$1,932–$14,7205 items →
HVAC Maintenance$15–$7847 items →
HVAC Repair$74–$3,4307 items →
HVAC Service$67–$13,3956 items →
Emergency HVAC$143–$3,3256 items →
Commercial HVAC$2–$76,0007 items →

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

HVAC in Lake Forest, CA: What Homeowners Should Know

Lake Forest sits in Southern California’s Mediterranean corridor, with pleasant coastal summers around 84°F and winters near 48°F, while nearby inland valleys and Santa Ana winds can push temperatures past 100°F. That variability drives uneven cooling demand and a market where five local firms compete; the area’s hvac Lake Forest providers average a 4.5 rating across 3,135 reviews and one offers 24/7 service.

Citywide prices reflect that range of needs: tiny repairs can register at a few dollars while complete system replacements reach as high as $76,000, so the listed $2–$76,000 span isn’t a typo but a symptom of everything from filters to full commercial jobs. Contractors here must hold California’s C-20 Warm-Air Heating, Ventilating, and Air-Conditioning license through the CSLB and document at least four years of HVAC experience within the past ten, which shapes who can bid larger projects.

With no customer highlights provided, observable market patterns matter more: five active contractors, a strong aggregate rating, and thousands of reviews suggest steady demand and competitive service differentiation. One firm’s round-the-clock availability sets it apart, and many shops focus on high-efficiency cooling and preventative maintenance to manage Santa Ana-driven peaks—factors buyers weigh when searching for hvac companies Lake Forest or the best hvac Lake Forest.

Frequently Asked Questions

Among 23 HVAC contractors serving Lake Forest, the top-rated providers average 4.4★ across 7,998 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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