Building Efficiency Inc
Heat pump installer based in San Francisco. Licensed since 2010.
- License active
- Workers' comp on file
178 heat pump jobs on San Francisco permits, 2021 to 2026. 2nd most heat pump permits of 217 contractors in San Francisco.
What the records show vs. what they say
The public record next to the business's own words.
| Question | Records show | They say | Mark |
|---|---|---|---|
| Licensed? | License 947504, active in the state's records on Sep 23, 2026ASB, general building, electrical, heating and airNo complaints or citations on the board's public record. | Shows license 947504 on its website | 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 2010 | ||
| Jobs on record | 178 heat pump jobs on San Francisco permits, 2021 to 2026Every permit we have for them is heat pump.2nd 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 178 heat pump permits, 42 mention ductless or mini-split units, 42 mention a furnace, 52 mention ducts or a ducted system. |
In their words
- Services: Heat pump heating and cooling, Heat pump water heaters, Insulation installation, Home energy audits
and 1 more
Electrification services - Works in: San Francisco, Berkeley, Burlingame, Belmont, Millbrae, Daly City, Pacifica, Hillsborough and 7 more
Records: the state license board and City of San Francisco permits. They say: buildingefficiency.net, read October 2026, summed up by us. We checked the site is theirs (it shows their license on record). We have not checked that the claims are true.
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 947504 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.
Rebates
They say: Helps with rebates through PG&E, CCA, TECH, BayREN and more
Permit value (not a price)
Their typical permit lists $21,545 (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
47 jobs in the last 12 months, up from 34 the year before
Where they work most
- 9411424 jobs
- 9412222 jobs
- 9411816 jobs
- 9411615 jobs
- 9411215 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 17, 2026 | Heat pump | 94115 | $35,000 |
| Aug 10, 2026 | Heat pump | 94122 | $20,000 |
| Aug 3, 2026 | Heat pump | 94110 | $15,000 |
| Jul 21, 2026 | Heat pump | 94116 | $20,000 |
| Jun 30, 2026 | Heat pumpWork category: 1m; install mini split heat pump system | 94112 | $24,000 |
| Jun 30, 2026 | Heat pumpWork category: 1p; install new sanco2 heat pump water heater system | 94112 | not stated |
| Jun 30, 2026 | Heat pumpWork category: 1p; install heat pump water heater | 94117 | not stated |
| Jun 29, 2026 | Heat pump | 94115 | $21,000 |
| Jun 24, 2026 | Heat pumpWork category: 1p; install new hybrid heat pump water heater system | 94134 | not stated |
| Jun 24, 2026 | Heat pump | 94114 | not stated |
| Jun 10, 2026 | Heat pump | 94122 | $22,000 |
| Jun 10, 2026 | Heat pump | 94122 | not stated |
| Jun 3, 2026 | Heat pump | 94122 | $24,306 |
| May 26, 2026 | Heat pumpWork category: 1m; install new heat pump mini split system | 94131 | $20,000 |
| May 26, 2026 | Heat pump | 94117 | $27,000 |
| May 26, 2026 | Heat pump | 94131 | $20,000 |
| May 26, 2026 | Heat pumpWork category: 1m; install new ephoca heat pump system | 94131 | $7,000 |
| May 26, 2026 | Heat pumpWork category: 1m; install new multi-split heat pump system | 94131 | $26,804 |
| May 26, 2026 | Heat pumpWork category: 1p; install new heat pump water heater system | 94131 | not stated |
| May 21, 2026 | Heat pumpWork category: 1m; install 2 heat pump systems | 94118 | $25,000 |
| May 8, 2026 | Heat pumpWork category: 1m; install split ducted mini split heat pump system | 94110 | $21,000 |
| May 7, 2026 | Heat pumpWork category: 1m; install split ducted mini split heat pump system | 94110 | $23,000 |
| May 6, 2026 | Heat pumpWork category: 1m; install new split ducted mini split system | 94116 | $13,473 |
| May 6, 2026 | Heat pumpWork category: 1m; install new split ducted mini-split heat pump system | 94132 | $25,350 |
| Apr 23, 2026 | Heat pump | 94122 | $24,389 |
| Apr 16, 2026 | Heat pump | 94114 | $23,756 |
| Apr 14, 2026 | Heat pump | 94122 | $21,107 |
| Apr 3, 2026 | Heat pumpWork category: 1m; install split ducted mini split system | 94127 | $27,088 |
| Apr 1, 2026 | Heat pump | 94102 | $20,000 |
| Mar 31, 2026 | Heat pump | 94114 | $23,950 |
| Mar 18, 2026 | Heat pump | 94116 | $24,000 |
| Mar 18, 2026 | Heat pump | 94116 | not stated |
| Feb 25, 2026 | Heat pumpWork category: 1m; outdoor (1) mitsubishi multi-zone heat pump outdoor unit, mxz-sm36nnl, 3-ton… | 94103 | $29,000 |
| Feb 10, 2026 | Heat pump | 94107 | $23,321 |
| Feb 2, 2026 | Heat pumpWork category: 1m; install new heat pump hvac system | 94131 | $21,629 |
| Jan 28, 2026 | Heat pump | 94112 | $24,201 |
| Jan 22, 2026 | Heat pump | 94112 | $21,225 |
| Jan 22, 2026 | Heat pump | 94131 | not stated |
| Jan 22, 2026 | Heat pump | 94112 | not stated |
| Jan 9, 2026 | Heat pump | 94127 | $19,097 |
What to ask before you hire
About Building Efficiency Inc
- Ask which rebates apply to your job and who files the paperwork.
- 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 Building Efficiency Inc
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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.
Open your job roomMore heat pump installers near 94114 and 94122
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See all 217 heat pump installers in San Francisco, ranked by jobs
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