Best HVAC companies in San Francisco, CA — 15 vetted (2026)
Why San Francisco's microclimates change what 'HVAC' work actually needs
San Francisco's fog, ocean breezes, and steep microclimates push different heating and cooling loads across short distances. Choose providers who size equipment for multiunit vintage buildings and compact flat layouts. Search for the best HVAC companies in San Francisco, CA with experience in humidity control.
Quick Picks
Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.
Compare top HVAC providers in San Francisco
| # | Provider | Score | Years | Best for | |
|---|---|---|---|---|---|
| 1 | MMagic Plumbing Heating & Cooling | 93 | 4.9 (1,915+) | 46+ | ★ Highest Vouched ScoreAC RepairEmergency / 24-Hour Service |
Editorial: AC repair is a primary focus, with site copy highlighting dedicated HVAC crews. Magic Plumbing states same-day emergency response across San Francisco. Magic Plumbing reports serving San Francisco 45+ years, family-owned since 1980. Reviewers mention technicians explaining diagnoses and arriving on time. Strengths:
Reviewers praise:
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| 2 | HHeise's Plumbing | 88 | 4.9 (1,685+) | 72+ | |
Editorial: Heise's Plumbing advertises 24/7 emergency plumbing and HVAC response. Heise's Plumbing notes 70+ years serving the Bay Area. Heise's Plumbing says trucks arrive stocked for same-day fixes. Heise's Plumbing knows San Francisco's older sewer lines and hillside plumbing challenges. Strengths:
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| 3 | CCabrillo Plumbing, Heating & Air | 86 | 4.9 (1,180+) | 65+ | Mini-Splits / DuctlessIndoor Air Quality |
Editorial: Strong local AC repair capability backed by multiple repair and replacement service pages. Cabrillo Plumbing, Heating & Air reports 65+ years in business. As San Francisco specialists, they note experience with older homes and Bay Area housing stock. The website states financing options are available. Site notes emergency response is available 24/7. Strengths:
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| 4 | HHeating And Air Experts | 84 | 5.0 (800+) | ||
Editorial: Heating And Air Experts advertises emergency HVAC response available 24/7. Heating And Air Experts lists flat-rate pricing and free estimates on their site. Heating And Air Experts reports 15+ years serving Bay Area customers. San Francisco's older housing stock often needs duct cleaning and careful retrofit work. Reviews note same-day repairs and fast, clear diagnostics from technicians. Strengths:
Reviewers praise:
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| 5 | NNext HVAC and Appliance repair | 79 | 4.8 (365+) | ||
Editorial: Mini-split installation is a primary service Next HVAC and Appliance repair highlights on its site. EPA 608 certified technicians are listed on the homepage. San Francisco's multi-zone housing often benefits from ductless retrofits and targeted ventilation upgrades. The site posts a three-year labor warranty and free estimates. The website outlines a staged diagnostic-to-repair workflow with dedicated technician roles. Strengths:
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| 6 | AAround The Clock HVAC | 78 | 4.9 (245+) | ||
Editorial: Central AC replacement is the primary service Around The Clock HVAC reports. The business lists a San Francisco address in ZIP 94112. The company appears in the local Google Maps pack, aiding search visibility. San Francisco's cool, coastal summers reduce heavy cooling load demands versus inland areas. Strengths:
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| 7 | SSan Francisco Expert Heating and Air | 73 | 4.9 (65+) | 29+ | Furnace Repair |
Editorial: San Francisco Expert Heating and Air states same-day emergency response for urgent no-heat calls. San Francisco Expert Heating and Air lists heating and cooling work since 1997, indicating 25+ years. San Francisco Expert Heating and Air advertises high-efficiency system installs and replacements. San Francisco Expert Heating and Air serves San Francisco housing stock and compact urban flats. Strengths:
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| 8 | AAir Flow Pros Heating and Air Conditioning | 65 | 4.8 (45+) | New System InstallationHeat Pumps | |
Editorial: Air Flow Pros focuses on heat pump and ductless mini-split installations. The website advertises SEER2 systems up to 24. San Francisco's mild coastal climate favors efficient heat pumps and balanced ventilation. Air Flow Pros states emergency repairs are available 24/7 and financing options exist. Strengths:
Reviewers praise:
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| 9 | IInner Sunset Top Heating and Air | 65 | 4.9 (30+) | ||
Editorial: Inner Sunset Top Heating and Air lists certified technicians for residential and light-commercial work. The company states same-day emergency response for urgent no-heat or no-cool calls. Inner Sunset Top Heating and Air advertises air purifier installation for indoor air-quality upgrades. Their website highlights ductwork installation and heat-pump service in San Francisco homes. Local foggy summers make reliable cooling important across the Sunset district. Strengths:
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| 10 | AAlpha HVAC Repair San Francisco | 61 | 5.0 (10) | ||
Editorial: Alpha HVAC Repair San Francisco states HVAC repair is their core service. The business operates from 288 Sanchez Street in the Mission District. Ten Google reviews suggest a small, local client base. San Francisco's mild, marine-influenced climate often prioritizes ventilation balance and efficient cooling strategies. Reviewers flag:
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| 11 | GGold HVAC Repair San Francisco | 60 | 5.0 (6) | ||
Editorial: Gold HVAC Repair San Francisco lists a Mission District address on 18th Street. The company publishes a website at goldhvacrepairsanfrancisco.com. Google Maps shows six customer reviews on its profile. The central San Francisco location supports access across dense urban neighborhoods. Reviewers flag:
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| 12 | SSan Francisco Heating & Air Conditioning Services | 59 | 4.8 (30+) | ||
Editorial: San Francisco Heating & Air Conditioning Services lists residential heating and air work from a San Francisco base. The business appears in Google with 31 local reviews. The Mission District address suits quick neighborhood visits and shorter travel times. San Francisco's cool, coastal climate often favors efficient heating and moderate cooling approaches. Reviewers flag:
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| 13 | HHorizon HVAC Repair San Francisco | 59 | 5.0 (4) | ||
Editorial: Horizon HVAC Repair San Francisco focuses on residential HVAC repair and maintenance. The business lists a storefront at 740 York Street in San Francisco. Four Google reviews support recent customer activity on the listing. Serves neighborhoods across central San Francisco, where coastal fog raises indoor moisture concerns for HVAC systems. Reviewers flag:
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| 14 | AAAA HVAC Repair San Francisco | 58 | 5.0 (6) | ||
Editorial: AAA HVAC Repair San Francisco lists a Mission Street service address in San Francisco. The business name emphasizes repair-focused HVAC work for local residences. The Google profile shows six reviewer entries, reflecting a small, local client base. The Mission district location ties to older housing stock and compact apartment systems common in San Francisco. Reviewers flag:
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| 15 | HHeating & Cooling San Francisco | — | 4.6 (8) | ||
Editorial: Heating & Cooling San Francisco operates from a Mission District shop on 16th Street. The company shows eight Google review entries listed for the location. Google Maps places the business at position 15 in local search results. San Francisco's cool, foggy summers favour efficient heating and duct sealing approaches. Reviewers flag:
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Typical HVAC costs in San Francisco, CA (2026)
Last updated
Estimated ranges for San Francisco, CA. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| AC repair (typical service call) | $190–$815 |
| Furnace repair | $190–$1,150 |
| Tune-up / annual maintenance visit | $115–$250 |
| Full AC system replacement (3-ton, installed) | $6,900–$16,300 |
| Furnace replacement (installed) | $3,750–$10,650 |
| Heat pump installation | $6,300–$18,200 |
| Mini-split (single-zone, installed) | $3,150–$8,150 |
| Duct cleaning (whole-home) | $440–$1,000 |
| Duct sealing (Aeroseal or similar) | $1,900–$4,400 |
| Whole-house humidifier (installed) | $500–$3,150 |
| Whole-house dehumidifier (installed) | $1,900–$4,400 |
| Emergency / after-hours service premium | $190–$630 |
See how San Francisco compares to 90+ US cities: HVAC Cost Index →
Nearby California hvac pricing: Anaheim · Bakersfield · Chula Vista
See broader context: HVAC pricing in California · HVAC pricing nationwide
How were these San Francisco "HVAC" providers evaluated — and which signals matter most?
This guide evaluated 15 San Francisco HVAC providers on Google ratings, review volume, advertised emergency response, pricing models, and equipment signals. The comparison weighted Google Maps review counts and stated service features like flat-rate pricing, emergency availability, warranties, and mini-split or heat-pump experience.
- Magic Plumbing Heating & Cooling shows 4.9/5.0 and 1,915+ reviews according to Google Maps data.
- Heise's Plumbing reports 70+ years in business and 24/7 emergency response per its website listing.
- Cabrillo Plumbing, Heating & Air lists financing and a satisfaction guarantee on its site; Google Maps shows 4.9/5.0.
- Next HVAC and Appliance repair states EPA 608 certification and a 3-year labor warranty on its profile.
- Heating And Air Experts advertises flat-rate pricing and records a 5.0/5.0 Google rating across 800+ reviews.
Ratings and review counts came from Google Maps data; provider warranties, pricing, and hours came from provider sites; BBB records and CSLB license checks were consulted during verification.
How do I choose a HVAC Company in San Francisco?
- Verify business license and contractor registration with the state licensing board.
- Compare recent Google reviews and total review counts for reliability signals.
- Confirm emergency service hours and any advertised same-day response.
- Request written pricing, warranties, and warranty duration (advertised) before hiring.
- Check for EPA 608 certification for refrigerant work and manufacturer dealer status.
5 HVAC trouble spots San Francisco homeowners report most — and what to watch for
Common HVAC problems in San Francisco stem from coastal fog, salt air, and sharp microclimate swings that stress equipment and controls. Homeowners seeking affordable hvac services san francisco ca often report corrosion, short-cycling, moisture-related mold, thermostat mismatch, and duct leakage tied to the city’s unique coastal conditions.
- Corrosion of outdoor units. Salt-laden fog and ocean breezes in San Francisco accelerate corrosion on condenser coils and fasteners, reducing condenser efficiency and causing premature failures.
- Short-cycling compressors. Rapid temperature swings between sunny hills and foggy pockets make systems cycle on and off frequently in San Francisco, which stresses compressors and raises repair needs.
- Moisture and mold in air handlers. Persistent coastal humidity and fog in San Francisco increase condensation inside air handlers and ductwork, promoting mold growth and reduced indoor air quality.
- Thermostat and zoning mismatch. Microclimate variation across San Francisco homes often results in thermostats that misread local conditions, causing uneven comfort and inefficient run patterns.
- Duct leaks and insulation loss. Cooler, damp air in San Francisco increases thermal losses in poorly sealed ducts, leading to comfort issues and higher runtime to reach setpoints.
What San Francisco's population density and housing stock mean for choosing an "HVAC" pro
SF fog climate maximizes heat pump efficiency; PG&E rebates may total up to $1,000.
San Francisco's dense housing and coastal microclimates increase demand for compact, efficient HVAC solutions and strong corrosion protection, which drives searches for trusted hvac near san francisco ca and the best hvac companies in san francisco ca that specify high-efficiency, filtration, and variable-speed equipment.
Dense multi-unit buildings and tight rowhouses limit outdoor condenser placement and duct runs. This raises the need for compact, high-efficiency systems that fit small yards and narrow service access.
Coastal fog and salt air accelerate corrosion on outdoor equipment. Evaluated providers list corrosion-resistant installations, protective coatings, and routine coil maintenance among their capabilities.
Title 24 and C-20 licensing affect how installations proceed. Providers familiar with Title 24 compliance and HERS testing can streamline permits and ensure legal installations.
Many evaluated companies highlight high-efficiency systems, air filtration, and smart thermostats. These capabilities match local needs for tighter envelopes and variable loads across microclimates.
- High-efficiency systems reduce runtime in mild, shifting temperatures.
- Variable-speed equipment handles frequent short-cycling better than single-speed units.
- Air filtration and IAQ upgrades address moisture-triggered mold and indoor contaminants.
- Smart thermostats help manage uneven heating across stacked units and split-level homes.
How do San Francisco homeowners tell a licensed "HVAC" contractor from an amateur?
- How do I get a quote from these HVAC companies?
- Submit one request on this page and we send it to the vetted HVAC pros in San Francisco, CA listed here. They send quotes back — no obligation.
- What does HVAC service typically run in San Francisco, CA?
- AC repair typically runs $190–$815, and emergency / after-hours service premium runs $190–$630 in San Francisco, California. See the HVAC pricing table on this page for the full per-service breakdown.
- Does a San Francisco HVAC installer need a C-20 license for full system replacement?
- Yes. A C-20 CSLB license is required for full system replacements. Verify the contractor's CSLB number and permit authority.
- Is Title 24 compliance required for new HVAC and heat-pump installs in San Francisco?
- Yes. New HVAC and heat-pump installations must comply with California Title 24 energy-efficiency standards. Ask the contractor how they document Title 24 compliance and whether they perform any required HERS testing for ducted systems.
- How can a homeowner verify a contractor's refrigerant handling credentials for San Francisco jobs?
- Look for documented training and ARB registration for refrigerant handling. Contractors should state compliance with state refrigerant rules and show technician certifications for refrigerant recovery and EPA/ARB standards.
- What red flags indicate an unqualified tech during a San Francisco service call?
- Common red flags include inability to produce a CSLB license number, lack of written estimates, and refusal to provide permit guidance for replacements. Also watch for vague answers about Title 24 or HERS when ductwork is involved.
- How should homeowners evaluate indoor-air-quality or duct-cleaning claims in San Francisco?
- Ask for before-and-after measurements and specific IAQ methods used. Reputable providers reference testing methods, filtration MERV ratings, and whether services follow HERS or Title 24-related ventilation requirements.
- How do I spot a mini‑split or heat‑pump specialist versus a general HVAC handyman?
- Look for documented installation experience, manufacturer-dealer status, and case photos of similar San Francisco installs. Specialists typically list system make/models they install and can explain sizing for coastal microclimates.
- When is a permit and HERS testing required for duct changes in San Francisco?
- Permits and HERS testing are required when duct modifications affect system performance or when a new forced‑air system is installed. Contractors should handle permit filings and coordinate any HERS testing needed for Title 24 compliance.
- What should building managers check for when hiring an HVAC company for multi‑unit San Francisco buildings?
- Check for C-20 licensing, experience with multi‑unit ventilation code, and insurance that covers common-area access. Also confirm familiarity with Title 24 compliance for unit-level replacements and common-area HVAC equipment.