Mayen Hvac
Heat pump installer based in San Mateo. Licensed since 2012.
- License active
- Workers' comp on file
56 heat pump jobs on San Francisco permits, 2021 to 2026. 14th most heat pump permits of 217 contractors in San Francisco.
What the public records show
From the state's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License 978201, active in the state's records on Sep 23, 2026Heating and airNo complaints or citations on the board's public record. | Checks out |
| Workers' comp? | Workers' comp policy on file with the stateThis covers their crew if someone is hurt. It is not insurance for your home. | On file |
| In business? | Licensed since 2012 | |
| Jobs on record | 56 heat pump jobs on San Francisco permits, 2021 to 2026Every permit we have for them is heat pump.They are based in San Mateo. Work outside San Francisco is not in these records.14th most heat pump permits of 217 licensed contractors in San Francisco. That counts jobs, not quality.Our San Francisco permit records cover September 2021 to September 2026.Of their 56 heat pump permits, 2 mention ductless or mini-split units, 2 mention a furnace. |
Records: the state license board and City of San Francisco permits.
State license board record
Last checked Oct 4, 2026. This may have changed. Check it on CSLB.
No complaints or citations on the board's public record.
Source: California Contractors State License Board, checked Oct 4, 2026. Look up license 978201 on CSLB
Cost and timing
All heat pump jobs in San Francisco: $8,800 to $27,000
Half of 2,697 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Ductless mini-splits in San Francisco: $7,500 to $24,000 (918 permits)
- Ducted heat pumps in San Francisco: $10,000 to $34,000 (406 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $22,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. Over their last 12 months (17 permits) it was $30,000. What heat pump jobs cost in San Francisco.
Get 2 or 3 written quotes.
Permit timeline
Across San Francisco, a heat pump permit stays open about 45 days, from permit to final inspection
This is not how long the crew works at your home: most of it is waiting for the inspection. Ask them how many days the work takes. The permit itself is usually issued the same day. How long heat pump jobs take.
Track record
17 jobs in the last 12 months, about the same as 16 the year before
Where they work most
- 941106 jobs
- 941176 jobs
- 941146 jobs
- 941315 jobs
- 941215 jobs
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Aug 23, 2026 | Heat pumpWork category: 1m; install one heat pump for 1073 and second for 1075 | 94133 | $29,000 |
| Aug 3, 2026 | Heat pumpWork category: 1m; install one heat pump system multi zone | 94116 | $20,000 |
| Jul 2, 2026 | Heat pump | 94110 | $43,000 |
| Jul 2, 2026 | Heat pump | 94110 | $45,000 |
| Jun 16, 2026 | Heat pump | 94117 | $15,000 |
| May 3, 2026 | Heat pump | 94112 | $30,000 |
| Apr 21, 2026 | Heat pumpWork category: 1m; install two outdoor condenser and 10 indoor heat pump | 94131 | $48,000 |
| Mar 19, 2026 | Heat pumpWork category: 1m; install 3 heat pump and drain condensation on existing expired number pmw… | 94121 | $27,000 |
| Feb 20, 2026 | Heat pumpWork category: 1m; install 3 heat pump system including one for the adu | 94131 | $30,000 |
| Feb 9, 2026 | Heat pump | 94109 | $30,000 |
| Feb 5, 2026 | Heat pumpWork category: 1m; install one heat pump and indoor units | 94122 | $20,000 |
| Feb 2, 2026 | Heat pumpWork category: 1m; install one heat pump system with 5 indoor ceiling cassette | 94107 | $20,000 |
| Jan 20, 2026 | Heat pumpWork category: 1m; install two heat pump system | 94114 | $19,000 |
| Jan 20, 2026 | Heat pumpWork category: 1m; install 4 heat pump roof top package unit | 94124 | $65,000 |
| Jan 7, 2026 | Heat pumpWork category: 1m; install 3 air handler heat pump system | 94103 | $35,000 |
| Dec 10, 2025 | Heat pumpWork category: 1m; install 4 heat pump system one for each unit | 94122 | $30,000 |
| Oct 9, 2025 | Heat pumpWork category: 1m; instal one heat pump mini split for the adu | 94127 | $7,000 |
| Sep 14, 2025 | Heat pump | 94114 | $22,000 |
| Aug 25, 2025 | Heat pumpWork category: 1m; install one heat pump system with indoor fan coils | 94131 | $29,000 |
| Jul 10, 2025 | Heat pumpNo details on the permit | 94117 | $22,000 |
| Jul 9, 2025 | Heat pumpWork category: 1m; install two heat pump system | 94114 | $25,000 |
| May 14, 2025 | Heat pumpWork category: 1m; install two heat pump | 94118 | $29,000 |
| May 14, 2025 | Heat pump | 94117 | $27,000 |
| May 14, 2025 | Heat pump | 94117 | $13,500 |
| Apr 29, 2025 | Heat pumpWork category: 1m; install 5 heat pump system | 94118 | $18,000 |
| Mar 9, 2025 | Heat pump | 94114 | $13,000 |
| Jan 30, 2025 | Heat pumpWork category: 1m; install 3 heat pump units for 965, 965e and 969 and drain condensation | 94109 | $18,000 |
| Jan 27, 2025 | Heat pump | 94124 | $13,600 |
| Jan 15, 2025 | Heat pumpWork category: 1m; install two heat pump system one for front uni and for back unit | 94110 | $20,900 |
| Nov 20, 2024 | Heat pump | 94121 | $15,000 |
| Oct 27, 2024 | Heat pumpWork category: 1m; install 2 outdoor heat pump with multi zone indoor units and vents for laundry… | 94121 | $95,000 |
| Oct 7, 2024 | Heat pump | 94121 | $30,000 |
| Oct 3, 2024 | Heat pumpWork category: 1m; install one heat pump system at adu | 94117 | $11,000 |
| Sep 2, 2024 | Heat pumpWork category: 1m; install 2 heat pump system | 94127 | $26,000 |
| Jun 23, 2024 | Heat pumpWork category: 1m; install 3 heat pump system for main house and for the adu | 94117 | $48,000 |
| Mar 28, 2024 | Heat pump | 94122 | $17,000 |
| Mar 25, 2024 | Heat pumpWork category: 1m; install one heat pump and flue for existing furnace | 94121 | $17,000 |
| Mar 13, 2024 | Heat pump | 94114 | $22,000 |
| Feb 28, 2024 | Heat pump | 94122 | $12,800 |
| Feb 28, 2024 | Heat pumpWork category: 1m; install a roof heat pump unit and 2 central furnace | 94116 | $27,000 |
What to ask before you hire
About Mayen Hvac
- Ask what the warranty covers and for how long, in writing.
Worth asking any heat pump installer
- Can you show me proof of liability insurance and your bond?
- What size unit, and did you measure the house to choose it?
- Do my ducts or my electrical panel need work first?
- Who pulls the permit, and what rebates apply?
Get a quote from Mayen Hvac
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