Diamond Hvac Services
Heat pump installer based in Santa Rosa. Licensed since 2022.
- License active
- Workers' comp on file
21 heat pump jobs on San Francisco permits, 2022 to 2026. 38th 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 1092525, 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 2022 | |
| Jobs on record | 21 heat pump jobs on San Francisco permits, 2022 to 2026Every permit we have for them is heat pump.They are based in Santa Rosa. Work outside San Francisco is not in these records.38th 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 21 heat pump permits, 3 mention ductless or mini-split units, 1 mention a furnace, 2 mention ducts or a ducted system. |
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 1092525 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 $21,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. 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
5 jobs in the last 12 months, down from 6 the year before
Where they work most
- 941155 jobs
- 941074 jobs
- 941233 jobs
- 941142 jobs
- 941212 jobs
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
A row marked ×2 or more stands for that many similar jobs on one day in one ZIP code.
| Date | Work | ZIP | On the permit form |
|---|---|---|---|
| Jul 10, 2026 | Heat pumpWork category: 1m; heat pump system with two ducted indoor units | 94115 | not stated |
| Apr 9, 2026 | Heat pumpWork category: 1m; samsung heat pump system | 94114 | not stated |
| Feb 18, 2026 | Heat pumpWork category: 1m; install heat pump system with two indoor units | 94121 | not stated |
| Feb 18, 2026 | Heat pumpWork category: 1m; install heat pump system with mini splits units | 94115 | not stated |
| Nov 4, 2025 | Heat pumpWork category: 1m; install mini split system for the second floor and the outdoor unit will be on… | 94123 | not stated |
| Jun 25, 2025 | Heat pumpWork category: 1m; get final inspection for heat pump on roof and two 4-way ceiling cassettes | 94133 | not stated |
| Jun 3, 2025 | Heat pumpWork category: 1m; there is a heat pump system with 7 indoor units, 1 hrv unit and a wine cooler… | 94107 | not stated |
| Apr 22, 2025 | Heat pumpWork category: 1m; replace the furnace with a heat pump system | 94123 | not stated |
| Apr 22, 2025 | Heat pumpWork category: 1m; install heat pump system | 94109 | not stated |
| Apr 22, 2025 | Heat pumpWork category: 1m; finish heat pump system | 94133 | not stated |
| Oct 24, 2024 | Heat pumpWork category: 1m; one heat pump with three indoor units | 94121 | $21,000 |
| Sep 6, 2024 | Heat pumpWork category: 1m; samsung heat pump system | 94114 | not stated |
| Jul 31, 2024 | Heat pumpWork category: 1m; heat pump installation with three zones | 94123 | not stated |
| Apr 4, 2024 | Heat pumpWork category: 2m ; heat pump system with three one way ceiling cassettes | 94107 | not stated |
| Feb 27, 2024 | Heat pumpWork category: 1m; installing two heat pump systems | 94118 | not stated |
| Oct 31, 2023 | Heat pumpWork category: 2m ; install two heat pump systems with ducting | 94115 | not stated |
| Sep 27, 2023 | Heat pumpWork category: 2m ; heat pump installation with two indoor heads | 94107 | not stated |
| Jan 12, 2023 | Heat pumpWork category: 2m ; install one heat pump ductless system with three indoor units | 94107 | not stated |
| Jan 12, 2023 | Heat pumpWork category: 2m ; install two heat pump systems with ductwork | 94118 | not stated |
| Oct 26, 2022 | Heat pump (×2, same day)Work category: 2m ; install two new heat pump systems with new ducting | 94115 | not stated |
What to ask before you hire
About Diamond Hvac Services
- 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 Diamond Hvac Services
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Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.
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See all 217 heat pump installers in San Francisco, ranked by jobs
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