Bay City Mechanical Inc
Heat pump installer based in Richmond. Licensed since 1992.
- License active
- Workers' comp on file
3 heat pump jobs on San Francisco permits, 2021 to 2026. 174th 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 645126, active in the state's records on Sep 23, 2026General building, boilers, heating and air, plumbingNo 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 1992 | |
| Jobs on record | 3 heat pump jobs on San Francisco permits, 2021 to 2026Every permit we have for them is heat pump.They are based in Richmond. Work outside San Francisco is not in these records.174th 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 3 heat pump permits, 1 mention ductless or mini-split units. |
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 645126 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 $10,000 (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
Where they work most
- 941071 job
- 941051 job
- 941091 job
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 |
|---|---|---|---|
| Sep 9, 2026 | Heat pumpWork category: 5m; 2 mini split hvac system for elevator control rooms | 94107 | $22,000 |
| Jun 15, 2026 | Heat pumpWork category: 1m; piping for heat pump | 94105 | $10,000 |
| Nov 24, 2021 | Heat pump5mc: condensate and heat pump conderser piping for the new 1001 van ness project | 94109 | $1,000 |
What to ask before you hire
About Bay City Mechanical Inc
- 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 Bay City Mechanical 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 94107 and 94105
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See all 217 heat pump installers in San Francisco, ranked by jobs
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