✓ Verified Google reviews·✓ Reviewed regularly·✓ Updated June 5, 2026
Written by Mark Reid,
Home Services Editor ·Verified June 5, 2026
Long Beach has a housing mix that keeps HVAC contractors genuinely busy year-round. You've got older craftsman bungalows in Belmont Heights sitting next to mid-century ranch homes in Los Altos, newer condos along the waterfront, and everything in between. The mild coastal climate near the shore means some households genuinely under-use their heating systems, which leads to deferred maintenance and then a frantic call in January when a cold snap hits. Move a few miles inland toward Signal Hill or the 91 freeway corridor and summer heat is a real problem, pushing aging central air units hard. Salt air from the coast accelerates wear on outdoor condenser coils and cabinet hardware. Mineral buildup from the local water supply is a common issue with water heaters and hydronic systems. Knowing which contractors actually work regularly in Long Beach matters, because familiarity with the local housing stock and the specific demands of the coastal microclimate translates directly into faster diagnostics and better equipment choices.
The businesses on this page were drawn from third-party business listings and ranked by public review rating and review count, with a small additional lift for businesses that show a working website and a contactable phone number. Before any business made the list, we checked its homepage to confirm that HVAC work is what it primarily offers, which is how unrelated trades get kept off the page. Permanently-closed listings are removed automatically. Where you see a Trust Verified badge on a business, that contractor has additionally passed our full verification process, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. You can find the full list of what that covers on our How We Verify page. For any business on this page that doesn't carry that badge, those independent checks are something you'll need to do yourself before booking.
Before you commit to any HVAC contractor, get at least two or three written quotes, not verbal estimates. Ask each contractor to specify the equipment brand and model they're proposing, the labor cost broken out separately from parts, and the estimated timeline. For new installations or major replacements, confirm the contractor will pull the required permits with the City of Long Beach and that their technicians hold current EPA 608 certification for refrigerant handling. Ask specifically about warranty terms on both parts and labor. If your home has an older gas furnace or a water heater with a standing pilot, ask about carbon monoxide testing as part of the service visit. A reputable contractor won't flinch at any of those questions.
How We Select & Rate The Best HVAC Contractors in Long Beach, CA
Rankings on this page are driven by public review rating and review count pulled from third-party business listings, with a small lift applied to businesses that have a working website and a reachable phone number. We check each business's homepage to confirm that HVAC contracting is what they primarily offer, which keeps unrelated trades off the list. Permanently-closed listings are removed automatically. Businesses marked Trust Verified have additionally passed our full verification covering qualifications, insurance, trading history, customer review history, and registered company information. See our How We Verify page for the full details. Other businesses listed here have not been independently verified by us, and inclusion on this page is not an endorsement. Always do your own checks before hiring.
Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →
Quick Comparison — HVAC Contractors in Long Beach, CA
HVAC installation and repair work in Long Beach is the focus of EM Heating and Air Conditioning, a contractor serving residential and commercial customers across the area. With a 4.9-star rating from 31 Google reviews, the company has built a consistent record among local clients. Services span system installation, maintenance, and repairs for heating and cooling equipment.
Coastline Mechanical Inc is an HVAC contractor serving Long Beach, handling installation, repair, and maintenance of heating and cooling systems. A 5-star rating across 22 Google reviews points to consistent work on residential and light commercial jobs. The company's website outlines its service scope for homeowners and property managers scoping out local mechanical contractors.
Specializing in residential and commercial HVAC installation and repair, QSC HVAC Contractor operates out of Long Beach, 90807, serving the surrounding area. The company holds a 4.9 Google rating across 23 reviews, reflecting consistent work quality. Customers in the area rely on QSC for heating and cooling system maintenance as well as new equipment installation.
HVAC contractors serving Long Beach and the surrounding coastal communities, Beach Coast HVAC LLC handles installation, repair, and maintenance for residential and commercial systems. The company holds a perfect 5-star rating across its Google reviews, a consistent mark for a trade where reliable diagnostics and clean work matter. Locals in the 90805 zip code and nearby areas have a nearby option without the overhead of larger regional outfits.
Rated 5 stars across 12 Google reviews, LMP Heating & Air, Inc. serves residential and commercial customers in Long Beach with heating and air conditioning installation, repair, and maintenance. The 90815 postcode anchors their primary service area, making them a practical option for neighbors in that part of the city looking for a locally rooted HVAC contractor.
Rated 5 stars across its Google reviews, Current Heating and Air serves residential and commercial customers in Long Beach with heating and air conditioning installation, repair, and maintenance. The consistent rating across all reviews points to reliable workmanship and straightforward service. Locals in need of HVAC work have a nearby option worth considering.
Anderson AC Repair is an HVAC contractor serving Long Beach residents with air conditioning service and repair. The company holds a 5-star Google rating, reflecting consistent work across its local client base. Anderson AC Repair focuses on the 90802 area, making it a practical first call for homeowners dealing with cooling issues in that part of the city.
Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →
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How much does an HVAC contractor cost in Long Beach?
It depends heavily on what you need. A standard AC tune-up or seasonal maintenance visit typically runs $75 to $150. Diagnosing and repairing a fault, say a failed capacitor or a refrigerant leak, usually lands between $150 and $500 depending on parts and labor time. Replacing a condensing unit on a single-family home in areas like Bixby Knolls or Wrigley runs $3,500 to $6,500 installed for a mid-range unit, though high-efficiency systems or larger homes push that higher. A full system replacement including air handler, coil, and new ductwork on a 1,500 square foot craftsman can reach $10,000 to $15,000 or more. Getting two or three written quotes is normal and worth the time, since pricing between contractors on the same job can vary by 20 to 30 percent.
Do I need a permit for HVAC work in Long Beach?
Yes, in most cases. The City of Long Beach requires permits for new HVAC installations, full system replacements, and changes to ductwork. Routine maintenance and like-for-like component repairs generally don't require a permit, but anything involving a new unit, refrigerant line changes, or electrical work at the panel does. A licensed contractor should pull the permit on your behalf as part of the job. If a contractor tells you permits aren't necessary for a full replacement, that's a red flag. Unpermitted work can create problems when you sell the home and may void manufacturer warranties.
How often should I have my HVAC system serviced in Long Beach?
Twice a year is the standard recommendation: once before cooling season, typically in spring, and once before heating season in the fall. Long Beach's coastal air is harder on outdoor equipment than it would be further inland. Salt-laden air corrodes condenser fins and coil surfaces faster, so annual cleaning of the outdoor unit is worth doing even if the system seems to be running fine. If your home is near the water in areas like Belmont Shore or Naples, you may want to have the outdoor cabinet inspected more frequently. Regular servicing also keeps your system running efficiently, which matters in a city where electricity rates are not cheap.
My AC is blowing warm air. What's likely wrong?
A few things cause this and they vary a lot in cost to fix. The most common are a dirty air filter restricting airflow, a refrigerant leak, a failed capacitor on the condenser unit, or a frozen evaporator coil. A clogged filter you can check yourself right now. If the filter's clean, the next step is a service call. A capacitor replacement is usually a straightforward $150 to $300 fix. A refrigerant leak is more involved because EPA regulations require a certified technician to handle refrigerant, and if the system uses older R-22 refrigerant, recharging it is expensive and replacement is often more cost-effective than repair. Don't run the system hard while it's blowing warm air. It puts extra strain on the compressor.
What size HVAC system do I need for my Long Beach home?
Sizing is calculated based on a Manual J load calculation, which takes into account your home's square footage, insulation levels, window area and orientation, ceiling height, and local climate data. A rough rule of thumb is one ton of cooling capacity per 400 to 600 square feet, but that range is wide for a reason. An older, poorly insulated bungalow in a hot inland ZIP code like 90805 needs more capacity than a newer, well-insulated condo near the beach. Oversizing is actually a common mistake and causes problems: a system that's too large short-cycles, meaning it turns on and off too frequently, which reduces dehumidification, increases wear, and wastes energy. Any contractor recommending a replacement unit without doing a proper load calculation is guessing.
How do I verify an HVAC contractor before hiring in Long Beach?
Start with the California Contractors State License Board website, which lets you look up any contractor's license number, check that it's active, and see if there are any disciplinary actions on record. California HVAC contractors should hold a C-20 license for warm-air heating, ventilating, and air conditioning. Ask for the license number before you agree to anything. Beyond the license, ask for proof of general liability insurance and workers' compensation coverage. If a worker gets hurt on your property and the contractor isn't properly insured, you can be exposed. Ask for references from jobs done in Long Beach specifically, and follow up on them. Finally, make sure any quote you receive is written, itemized, and includes a clear scope of work so you can compare it accurately against other bids.
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