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10 Best HVAC Companies in Los Angeles, CA

The best HVAC companies in Los Angeles include JW Plumbing, Heating and Air for 24-hour service across the region, LC Heating & Air for fast emergency response, and Brody Pennell for Carrier systems backed by 80 years in business. Precise Air Systems leads for Mitsubishi ductless installs, Service Champions offers strong written guarantees, and LA Air Department covers the San Fernando Valley. Every company here holds at least 4.8 stars on Google.

  • Last reviewed September 2026
  • 10 companies reviewed · How We Rank

Our top 10 hvac companies in Los Angeles

Los Angeles is a spread-out city with a lot of different climates packed into one. Summer heat in the San Fernando Valley can run 15 degrees hotter than at the beach, hillside homes and older bungalows often have no ductwork at all, and wildfire smoke has made indoor air quality a real concern. Choosing an HVAC company here means matching the contractor to your part of town and your type of home. Google's local results for HVAC in Los Angeles are crowded with thin listings, including companies with only a handful of reviews, placeholder websites and addresses outside the city. We checked every high-ranking result and kept only established local companies rated at least 4.8 from 80 or more reviews. The ten below range from an 80-year-old Carrier dealer on the Westside to Valley specialists, Mitsubishi ductless experts and companies with some of the strongest written guarantees in the market. Before you hire anyone, check one thing above all. California requires HVAC contractors to hold a C-20 license from the Contractors State License Board, and you can look up any license number for free on the CSLB website. Also ask for a written quote with model numbers, confirm what the labor warranty covers, and ask whether your new system qualifies for utility or state rebates.

  1. JW Plumbing, Heating and Air

    Best for round-the-clock service4.8(3006 Google reviews)904 Wall St Ste 203, Los Angeles, CA 90015Best for homeowners who want one contractor for both plumbing and HVAC replacement work    Rank01

    Why we picked them

    Tops Google's LA HVAC results with 4.8 from 3,024 reviews and around-the-clock service.

    What we like

    • 3,000+ Google reviews
    • Published license 921266
    • 24/7 live answering

    Things to consider

    • Downtown suite address, so confirm service area

    Services

    • Water heater repair
    • Repiping
    • Sewer line repair
    • Leak detection

    Key details

    Best for
    homeowners who want one contractor for both plumbing and HVAC replacement work
    Service area
    Los Angeles
    Credentials
    Plumbing licence

  2. LC Heating & Air Conditioning

    Best for fast emergency response5.0(236 Google reviews)509 N Fairfax Ave, Los Angeles, CABest for fast emergency response across Hollywood, the Westside and the Valley    Rank02

    Why we picked them

    A licensed company with a perfect 5.0 from 236 reviews and multiple LA offices.

    What we like

    • Perfect 5.0 rating
    • 30-minute response target
    • Offices across LA

    Things to consider

    • Founding year not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Duct cleaning
    • Maintenance plans

    Key details

    Best for
    fast emergency response across Hollywood, the Westside and the Valley
    Service area
    Los Angeles
    Years in business
    6 years
    Emergency service
    Available
    Financing
    Available
    Credentials
    California contractor license

  3. Southwest Heating & Air Conditioning

    Best for homes and warehouses4.9(364 Google reviews)622 Alpine St, Los Angeles, CABest for homes and warehouses that need a full system redo from a family firm    Rank03

    Why we picked them

    4.9 from 364 reviews, handling everything from mini-splits to full warehouse systems.

    What we like

    • Family owned since 2014
    • Published CSLB license
    • Free in-house estimates

    Things to consider

    • Warranty terms not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Maintenance plans

    Key details

    Best for
    homes and warehouses that need a full system redo from a family firm
    Service area
    Los Angeles
    Years in business
    12 years
    Emergency service
    Available
    Financing
    Available
    Credentials
    California contractor license

  4. Brody Pennell Heating & Air Conditioning

    Best for Carrier systems4.8(5000 Google reviews)8599 Venice Blvd, Los Angeles, CABest for Westside homeowners who want a Carrier system from an 80-year-old company    Rank04

    Why we picked them

    Eight decades on the Westside and one of the largest review bases in LA.

    What we like

    • In business since 1945
    • About 5,000 Google reviews
    • Carrier President's Award

    Things to consider

    • Carrier-focused brand range

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Duct cleaning
    • Maintenance plans

    Key details

    Best for
    Westside homeowners who want a Carrier system from an 80-year-old company
    Service area
    Los Angeles
    Years in business
    81 years
    Emergency service
    Available
    Financing
    Available
    Credentials
    California contractor license

  5. Pure AIR LA

    Best for central air and duct cleaning4.9(85 Google reviews)1959 Grace Ave #401, Los Angeles, CABest for central AC installs and duct cleaning with long warranties    Rank05

    Why we picked them

    Detailed reviews on central air installs and duct cleaning, rated 4.9.

    What we like

    • Up to 12-year warranties
    • Works with many brands
    • Careful duct cleaning

    Things to consider

    • Smaller review base

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Duct cleaning

    Key details

    Best for
    central AC installs and duct cleaning with long warranties
    Service area
    Los Angeles
    Warranty
    Warranties of up to 12 years on qualifying work. Ask which installations qualify.
    Emergency service
    Available
    Credentials
    California contractor license

  6. Service Genius Air Conditioning and Heating

    Best for accurate diagnostics5.0(559 Google reviews)8217 Beverly Blvd #29, Los Angeles, CABest for precise diagnostics, maintenance and VRF systems    Rank06

    Why we picked them

    A perfect 5.0 from 559 reviews and a policy of testing before recommending repairs.

    What we like

    • Perfect 5.0 rating
    • Measure-first approach
    • VRF experience

    Things to consider

    • License number not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Maintenance plans

    Key details

    Best for
    precise diagnostics, maintenance and VRF systems
    Service area
    Los Angeles
    Emergency service
    Available
    Financing
    Available
    Credentials
    California contractor license

  7. Service Champions Plumbing, Heating & AC

    Best written guarantees4.9(684 Google reviews)5251 W Imperial Hwy, Los Angeles, CABest for homeowners who want strong written guarantees and a wide brand choice    Rank07

    Why we picked them

    4.9 from 684 reviews and some of the strongest guarantees in the market.

    What we like

    • Lifetime installation guarantee
    • 24-hour fix-it-or-hotel promise
    • Wide brand choice

    Things to consider

    • Technicians vary at a company this size

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Maintenance plans

    Key details

    Best for
    homeowners who want strong written guarantees and a wide brand choice
    Service area
    Los Angeles
    Years in business
    25 years
    Warranty
    Lifetime installation guarantee, 24-hour fix-it-or-hotel guarantee and a no change order pledge. Ask for the full written terms.
    Emergency service
    Available
    Financing
    Available
    Credentials
    California contractor license

  8. Los Angeles Air Department

    Best for the San Fernando Valley4.9(445 Google reviews)14671 Titus St, Panorama City, CABest for San Fernando Valley homeowners who want duct cleaning and a membership plan    Rank08

    Why we picked them

    A licensed Valley company with 4.9 from 445 reviews and careful technicians.

    What we like

    • Published C-20 license
    • EPA 608 certified
    • Duct cleaning and memberships

    Things to consider

    • Warranty terms not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Duct cleaning
    • Maintenance plans

    Key details

    Best for
    San Fernando Valley homeowners who want duct cleaning and a membership plan
    Service area
    Los Angeles
    Warranty
    Satisfaction guarantee with free return visit; extended labor warranty for Silver and Gold members
    Emergency service
    Available
    Credentials
    California C-20 HVAC contractor license

  9. Precise Air Systems Inc.

    Best for Mitsubishi ductless4.9(531 Google reviews)5467 W San Fernando Rd, Los Angeles, CABest for Mitsubishi ductless systems from a 50-year family company    Rank09

    Why we picked them

    Fifty years of family ownership and 4.9 from 531 reviews.

    What we like

    • Family owned since 1975
    • Leading Mitsubishi dealer
    • Upfront pricing

    Things to consider

    • License number not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Duct cleaning

    Key details

    Best for
    Mitsubishi ductless systems from a 50-year family company
    Service area
    Los Angeles
    Years in business
    51 years
    Emergency service
    Available
    Financing
    Available
    Credentials
    Mitsubishi dealer, described as the largest in LA County

  10. A/C Control, Inc

    Best for honest Westside service4.8(335 Google reviews)2355 Westwood Blvd #145, Los Angeles, CABest for Westside homes and businesses that want yearly service and a trade-in credit    Rank10

    Why we picked them

    4.8 from 335 reviews and technicians praised for avoiding unnecessary repairs.

    What we like

    • Published C-20 license
    • Up to $500 buy-back
    • Free estimates

    Things to consider

    • Warranty terms not published

    Services

    • AC repair
    • AC installation
    • Furnace repair
    • Heat pump installation
    • Duct cleaning
    • Maintenance plans

    Key details

    Best for
    Westside homes and businesses that want yearly service and a trade-in credit
    Service area
    Los Angeles
    Years in business
    21 years
    Emergency service
    Available
    Financing
    Available
    Credentials
    California C-20 HVAC contractor license

Compare the top hvac companies in Los Angeles

Ranking position reflects our editorial review, not customer ratings.

Editorial comparison of the 10 ranked companies. Customer ratings, where shown, come from the source named on each company profile.
RankCompanyBest forKey servicesService areaGoogle ratingEmergencyProfile
01JW Plumbing, Heating and Airhomeowners who want one contractor for both plumbing and HVAC replacement workWater heater repair, Repiping, Sewer line repairLos Angeles4.8 (3006)Not listedView →
02LC Heating & Air Conditioningfast emergency response across Hollywood, the Westside and the ValleyAC repair, AC installation, Furnace repairLos Angeles5.0 (236)YesView →
03Southwest Heating & Air Conditioninghomes and warehouses that need a full system redo from a family firmAC repair, AC installation, Furnace repairLos Angeles4.9 (364)YesView →
04Brody Pennell Heating & Air ConditioningWestside homeowners who want a Carrier system from an 80-year-old companyAC repair, AC installation, Furnace repairLos Angeles4.8 (5000)YesView →
05Pure AIR LAcentral AC installs and duct cleaning with long warrantiesAC repair, AC installation, Furnace repairLos Angeles4.9 (85)YesView →
06Service Genius Air Conditioning and Heatingprecise diagnostics, maintenance and VRF systemsAC repair, AC installation, Furnace repairLos Angeles5.0 (559)YesView →
07Service Champions Plumbing, Heating & AChomeowners who want strong written guarantees and a wide brand choiceAC repair, AC installation, Furnace repairLos Angeles4.9 (684)YesView →
08Los Angeles Air DepartmentSan Fernando Valley homeowners who want duct cleaning and a membership planAC repair, AC installation, Furnace repairLos Angeles4.9 (445)YesView →
09Precise Air Systems Inc.Mitsubishi ductless systems from a 50-year family companyAC repair, AC installation, Furnace repairLos Angeles4.9 (531)YesView →
10A/C Control, IncWestside homes and businesses that want yearly service and a trade-in creditAC repair, AC installation, Furnace repairLos Angeles4.8 (335)YesView →

HVAC companies serving Los Angeles and nearby areas

Most companies in this ranking work across California and the surrounding suburbs. Coverage and travel fees vary, so confirm your address is inside the service area before scheduling.

  • Los Angeles
  • Encino
  • Northridge
  • Silver Lake
  • Hollywood
  • Burbank
  • Glendale
  • Pasadena
  • Beverly Hills
  • West Hollywood
  • Sherman Oaks
  • Santa Monica

Nearby rankings

Los Angeles, California

Service coverage across Los Angeles. Individual company areas are listed on each profile.

How we chose the best hvac companies in Los Angeles

Read our full ranking methodology →

We searched Google Maps for HVAC companies in Los Angeles on September 17, 2026, then checked each high-ranking result's reviews and website. We removed listings with too few reviews, placeholder or template websites, free email addresses, mailbox addresses, or bases outside the city. The remaining companies rated 4.5 or higher with at least 50 reviews are listed in the order Google returned them. Ratings and review counts are as read on that date and will change. No company paid to be included.

How to choose a hvac company in Los Angeles

  • Verify insurance and credentials

    Ask for a current certificate of insurance and confirm registration or licensing with the authority that issues it, not with the company.

  • Ask for a written estimate

    Scope, materials, removal, disposal and who pulls the permit should all be named on the page rather than agreed on the doorstep.

  • Compare multiple quotes

    Two or three bids on the same scope. A number far below the others usually means something has been left out of it.

  • Understand the warranty

    Separate the manufacturer's warranty on materials from the company's own warranty on the work, and get both in writing.

  • Ask who performs the work

    Find out whether the crew are employees or subcontractors, and who supervises them on the day.

  • Check recent local projects

    Ask for addresses or photographs of comparable jobs finished nearby in the last year or two.

  • Avoid high-pressure sales

    A discount that expires today, or a knock on the door after a storm, is a reason to slow down rather than sign.

  • Get everything in writing

    Change orders, timeline and payment schedule included, before the first payment changes hands.

Questions to ask before hiring

  • Are you insured, and can you send the certificate?
  • How long have you worked in this area?
  • Will you provide a written estimate with materials listed?
  • What warranty do you offer on the work itself?
  • Do you use subcontractors for this job?
  • Who handles permits and inspection?
  • What would you recommend here, and why?
  • How are unexpected costs handled once work starts?
  • What is the estimated timeline from start to finish?
  • Can you provide recent local references?

Red flags

  • No verifiable local business address or registration
  • Pressure to sign on the first visit
  • A demand for full payment up front
  • An offer to cover or waive your insurance deductible
  • Refusal to put warranty terms in writing
  • A quote that will not itemize scope

Related home services in Los Angeles

HVAC guides for Los Angeles homeowners

HVAC companies in Los Angeles FAQs

  • What license should an HVAC contractor have in Los Angeles?

    California requires HVAC contractors to hold a C-20 license from the Contractors State License Board. You can check any license number for free on the CSLB website. LC Heating & Air, Southwest, Service Champions, LA Air Department and A/C Control all publish their numbers.

  • Can I add air conditioning to an LA home with no ductwork?

    Yes. Ductless mini-splits are the most common option for LA homes without ducts, and high-velocity small-duct systems are another. Precise Air Systems specialises in Mitsubishi ductless installs, and Pure AIR LA adds central air to homes that never had it.

  • Which Los Angeles HVAC companies offer 24-hour service?

    Most companies on this list are open 24 hours, including JW Plumbing, Heating and Air, LC Heating & Air, Southwest, Brody Pennell, Service Champions, LA Air Department, Precise Air Systems and A/C Control. Pure AIR LA is closed on Sundays, and Service Genius keeps daytime hours.

About this ranking

Originally published
September 2026
Last reviewed
September 2026
Companies evaluated
10

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