San Mateo County Building Permits & Project Research

2,131 indexed permits · 368 contractor names in the last 90 days · San Mateo County, California.

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San Mateo County building permits — key stats
Active contractors 368
Newest permit 2026-11-02

PermitGrab tracks 2,131 building permits in San Mateo County, CA as of 2026-11-02, including 368 active contractors identified from filings in the last 90 days.

✓ Recent record dates

Record recency is based on available filing or issue dates; it does not verify publication time or collection delay.

Newest permit date:

PermitGrab Pro is a $149/mo subscription for current municipal permit, property, and code-violation records. In this market, that includes contractor records from the official municipal feed. 14-day Pro trial below — choose your market first, then card required at checkout · cancel anytime before day 14.

Filter San Mateo County permits by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

Free weekly permit summary for San Mateo County

One email a week with the newest San Mateo County building permits — contractors, addresses, and project values. Free summary only — no credit card. Pro research tools require a separate 14-day trial with a card. Available fields vary by source. Unsubscribe anytime.

2,131
Indexed Permits
368
Contractor names (90 days)
2026-11-02
Last Updated
Source date: 2026-11-02

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Published permit & code records

Permit data through 2026-11-02
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2,131 permits sorted by date

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Date Type Value Address Details Contractor / Status Save
2026-07-02 Plumbing — 298 GABARDA WAY, PORTOLA VALLEY CA 94028-0000 Is this a residential or commercial project?: Residential Water line: CHECKED Zo… line work replacement MIKE COUNSIL PLUMBING LLC
📞 (•••) •••-••••
2026-07-02 Roofing
Source type: Re-Roof
— 414 SONORA AVE, EL GRANADA CA 94018-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV WESTSHORE ROOFING INC
📞 (•••) •••-••••
2026-07-02 Electrical
Source type: Electrical Service Upgrade
— 3354 OAK KNOLL DR, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel MAC BUILDERS LP
📞 (•••) •••-••••
2026-07-02 Electrical
Source type: Auto Issue Permit
$20,895 1850 CORDILLERAS Rd, Redwood City CA 94062-0000 SYMBIUM-project_150daf3d-170d-4de8-b9f7-73f18e758a67:Install 19 PV modules (7.88… solar New installation RM ENERGY INC
📞 (•••) •••-••••
2026-07-02 General Construction
Source type: Confirmation
— 508 6TH AVE, MENLO PARK CA 94025-0000 Confirmation —
2026-07-02 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
— 508 6TH AVE, MENLO PARK CA 94025-0000 Renovation and repair to an existing residence to include: New roof, new windows… —
2026-07-02 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
— 500 3RD AVE, REDWOOD CITY CA 94063 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-07-02 General Construction
Source type: Confirmation
— 840 BEECHWOOD DR, COLMA CA 94015-0000 Confirmation —
2026-07-01 Interior Renovation
Source type: Kitchen / Bath Remodel
— 2112 QUEENS LN, SAN MATEO CA 94402-0000 kitchen remodel with like for like kitchen layout, no change in kitchen floor pl… like for like replacement HVAC changeout H2C CONSTRUCTION INC
📞 (•••) •••-••••
2026-07-01 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
— 357 5TH ST, MONTARA CA 94037-0000 Like for like bathroom remodel , Replace existing bathtub to walk-in shower ,rep… like for like replacement HVAC changeout GT REMODELING INC
📞 (•••) •••-••••
2026-07-01 HVAC
Source type: Auto Issue Permit
$20,000 1490 CYPRESS St, Montara CA 94037-0000 SYMBIUM-project_01d50cd4-463c-4f5b-b824-f1e8eb34da1c:Install 28 BIPV modules (16… New installation HVAC installation DAVID BLACKMAN CONSTRUCTION INC
📞 (•••) •••-••••
2026-07-01 Plumbing — 820 12TH AVE, REDWOOD CITY CA 94063-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement BAYSHORE GENERAL ENGINEERING INC
📞 (•••) •••-••••
2026-07-01 Electrical
Source type: Residential Addition / Alteration to Existing Residence
— 558 7TH AVE, MENLO PARK CA 94025-0000 Install Heat Pump Mini-Split (ductless), five zone Install Heat Pump Water Heate… replacement VILLQUIN AIR SERVICES LLC
📞 (•••) •••-••••
2026-07-01 Electrical
Source type: Electrical Service Upgrade
— 558 7TH AVE, MENLO PARK CA 94025-0000 Is this a residential or commercial project?: Residential Are you doing lighting… 300A service panel VILLQUIN AIR SERVICES LLC
📞 (•••) •••-••••
2026-07-01 Roofing
Source type: Re-Roof
— 1831 IDYLLWILD AVE, REDWOOD CITY CA 94061-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV DHGJ ENTERPRISES INC
📞 (•••) •••-••••
2026-07-01 Roofing
Source type: Re-Roof
— 136 RECREATION DR, LA HONDA CA 94020-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV MARINA BAY ROOFING INC
📞 (•••) •••-••••
2026-07-01 Electrical
Source type: Auto Issue Permit
$37,212 971 LA MESA Dr, Portola Valley CA 94028-0000 SYMBIUM-project_5d401eb2-5396-4489-9fe0-58b6100ce3a7:200 A panel upgrade; instal… 200A service panel, battery New installation SUNRUN INSTALLATION SERVICES INC
📞 (•••) •••-••••
2026-07-01 General Construction
Source type: Confirmation
— 558 7TH AVE, MENLO PARK CA 94025-0000 Confirmation —
2026-07-01 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
— 90 COLUMBIA AVE, REDWOOD CITY CA 94063 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-07-01 Windows & Doors
Source type: Window or Door
— 60 MARKHAM AVE, REDWOOD CITY CA 94063-0000 Commercial/Residential: Residential Are the windows and doors being replaced siz… —
2026-07-01 Electrical
Source type: Electric Vehicle Charger
— 555 MARSH RD, MENLO PARK CA 94025-0000 EV Charger permit for detached ADU (address 555 Marsh Road, Unit# A, Menlo Park,… 555A EV charger —
2026-07-01 Windows & Doors
Source type: Residential Addition / Alteration to Existing Residence
— 1900 BEAR GULCH RD, SAN GREGORIO CA 94020 termite repair, wood repair for window sills, flooring, base boards, and siding … ×2 —
2026-07-01 Interior Renovation
Source type: Kitchen / Bath Remodel
— 542 HILLSIDE RD, REDWOOD CITY CA 94062-0000 Kitchen Remodel Permit Submission — 544 Hillside Road, Redwood City (APN 057-201… like for like replacement HVAC changeout —
2026-07-01 Solar
Source type: PV Solar
— 1752 MILTON ST, REDWOOD CITY CA 94061 7.04kw, 16 Panels, 1 (N) 60A AC Disco, 1 (N) 125A Sub 7.04 kW 16 panels —
2026-07-01 Interior Renovation
Source type: Residential Addition / Alteration to Existing Residence
— 2611 ALPINE RD, MENLO PARK CA 94025-0000 REMODEL (E) MAIN FLR POWDER ROOM (ENLARGE & CHANGE IT TO BATHROOM) REMODEL (E) U… —
2026-07-01 HVAC
Source type: Residential Addition / Alteration to Existing Residence
— 1900 BEAR GULCH RD, SAN GREGORIO CA 94020 termite repair - replacement of rotten window sills, siding, baseboard and other… replacement —
2026-07-01 HVAC
Source type: HVAC, Furnace, Air Conditioning, and Heat Pump
— 627 17TH AVE, MENLO PARK CA 94025-0000 HVAC, Furnace, Air Conditioning, and Heat Pump furnace, heat pump —
2026-07-01 General Construction
Source type: Confirmation
— 357 5TH ST, MONTARA CA 94037-0000 Confirmation —
2026-07-01 Electrical
Source type: Electric Generator
— 13630 SKYLINE BLVD, WOODSIDE CA 94062-0000 1) Level earth & prepare ground for the installation of the generator pad & gene… 200A New installation —
2026-07-01 General Construction
Source type: Confirmation
— 2611 ALPINE RD, MENLO PARK CA 94025-0000 Confirmation —
2026-06-30 Plumbing — 810 LAKEVIEW WAY, REDWOOD CITY CA 94062-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work New installation ALL PRO REPIPES INC
📞 (•••) •••-••••
2026-06-30 Roofing
Source type: Re-Roof
— 333 LA CUESTA DR, PORTOLA VALLEY CA 94028-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV —
2026-06-30 Roofing
Source type: Re-Roof
— 103 LA CUESTA DR, BURLINGAME CA 94010-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV GLAM CONSTRUCTION INC
📞 (•••) •••-••••
2026-06-30 Roofing
Source type: Re-Roof
— 1587 TARRYTOWN ST, SAN MATEO CA 94402-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV DURA - FOAM INC
📞 (•••) •••-••••
2026-06-30 Electrical
Source type: Auto Issue Permit
$37,017 1752 MILTON St, Redwood City CA 94061-0000 SYMBIUM-project_0415e0eb-8d64-4279-a35c-bde0a11868f1:Install 16 PV modules (7.04… battery, solar New installation JAJ ROOFING
📞 (•••) •••-••••
2026-06-30 Roofing
Source type: Re-Roof
— 345 CORTEZ AVE, HALF MOON BAY CA 94019-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV FELIX ROOFING INC
📞 (•••) •••-••••
2026-06-30 Roofing
Source type: Re-Roof
— 550 MARINE BLVD, MOSS BEACH CA 94038-0000 Is this a residential or commercial project?: Residential Class of roof: Class A… solar Solar PV HIGH POINT ROOFING SERVICES
📞 (•••) •••-••••
2026-06-30 Roofing
Source type: Building Permit Revision
— 68 BEL AIRE (LOT 7) LN, LOT 7, SAN MATEO CA 94402-0000 Roof Truss for BLD2023-00212 S P E CONSTRUCTION INC
📞 (•••) •••-••••
2026-06-30 Solar
Source type: PV Solar
— 904 WILDWOOD AVE, COLMA CA 94015-0000 SYMBIUM NOT APPROVED DUE TO FLAT ROOF...Install a 12.18Kw roof mount PV system w… 12.18 kW battery solar SOLCORE INC
📞 (•••) •••-••••
2026-06-30 Fire Protection
Source type: Fire Systems
— 25 LAS PIEDRAS, PORTOLA VALLEY CA 94028-0000 Installation of overhead fire sprinkler system per NFPA 13D. sprinkler CONTROL FIRE INC
📞 (•••) •••-••••
2026-06-30 Plumbing — 145 LYNTON AVE, SAN CARLOS CA 94070-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement JAMES CACCIA PLUMBING INC
📞 (•••) •••-••••
2026-06-30 Landscaping & Exterior
Source type: Landscaping / Retaining Wall
— 225 LYNTON AVE, SAN CARLOS CA 94070 Landscaping / Retaining Wall —
2026-06-30 Electrical
Source type: Building Permit Revision
— 555 MARSH RD, MENLO PARK CA 94025-0000 Revision 1 – locate the electrical meter and pull/main next to the bedroom 1. Pe… EV charger —
2026-06-30 Temporary
Source type: Temporary Power Pole
— 890 UPLAND RD, REDWOOD CITY CA 94062-0000 Temp power pole needed —
2026-06-30 Electrical
Source type: Building Permit Revision
— 555 MARSH RD, MENLO PARK CA 94025-0000 Revision 1 - Remove window 19, See Sheet A1.2 Revision 2 – Extend the entry eave… —
2026-06-30 Roofing
Source type: Re-Roof
— 41 W SUMMIT DR, REDWOOD CITY CA 94062-0000 Re-Roof replacement —
2026-06-29 Plumbing — 725 3RD AVE, REDWOOD CITY CA 94063-0000 Is this a residential or commercial project?: Residential Sewer line: CHECKED Ar… line work replacement BAYSHORE GENERAL ENGINEERING INC
📞 (•••) •••-••••
2026-06-29 Windows & Doors
Source type: Residential Addition / Alteration to Existing Residence
— 139 STARLITE DR, SAN MATEO CA 94402-0000 Interior remodel of a detached single family residence including new exterior wi… BUILTWELL CONSTRUCTION
📞 (•••) •••-••••
2026-06-29 Roofing
Source type: Re-Roof
— 120 ELLENDALE ST, MOSS BEACH CA 94038-0000 Is this a residential or commercial project?: Residential Class of roof: Class B… solar Solar PV KEVIN J PALMER
📞 (•••) •••-••••
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Permit Types in San Mateo County
Construction Activity in San Mateo County

New building permits in San Mateo County, California show where construction activity is being recorded. Contractors can filter the available public records by trade, date, address, and project value to research projects and plan outreach using the fields the source publishes.

About San Mateo County Building Permits

San Mateo County, California processes building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 2,131+ San Mateo County building permits — newest permit date: 2026-11-02 from this listing's source.

Building permits in San Mateo County can document new construction, renovations, and specialty work. The fields in a public record vary by filing, but may include a project address, scope, estimated cost, or contractor name. Use the displayed source information to evaluate whether a record is useful for your market research.

How Contractors Use San Mateo County Permit Data

HVAC contractors, electricians, plumbers, and roofers can use San Mateo County building-permit records to research visible construction activity. A permit may signal a project that is relevant to a particular trade, but the source record does not establish that its owner is seeking a bid.

Use the published date, project details, and any named business contact to research a project before outreach. Public records are not exclusive, and outreach results depend on the market, project, and your own process.

Eligible subscribers can receive trade-filtered alerts when new records are collected. Alert timing and field coverage follow the underlying source rather than a universal schedule.

PermitGrab methodology · Page data current as of · Source: Building Permits (Accela).

Who appears in San Mateo County permit records?

PermitGrab indexes 2,131 building permits in San Mateo County. New records appear as they are available from the source.

How fresh is San Mateo County permit data?

The most recent permit indexed for San Mateo County is dated 2026-11-02. Newest permit date: 2026-11-02. Permit records carry filing date, address, project value, and permit type, plus contractor name where the source publishes it. Use a recent published record for project research; it does not show bid availability or a request for service.

What construction appears in San Mateo County permit records?

San Mateo County permit activity covers 2,131 indexed permits. The records can cover new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, or tenant improvements. Their usefulness for a contractor or supplier depends on the published project details, timing, and service area.

1 workflow for San Mateo County research

Start with the published project record.

🕵️

The project-team lookup

Search a business name to review its recorded permit activity in San Mateo County and the project details the public source publishes. Use the scope, timing, and address to research complementary work; a record is not a request for bids.

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How to look up San Mateo County building permits

Search recent San Mateo County, CA building permits by address, contractor, and permit type in the table above — pulled from the San Mateo County building department's public permit records. New filings appear here as they are published. Filter by trade or search an address to look up a specific permit. For this week's filing volume and the most active contractors, see the San Mateo County Permit Pulse.

San Mateo County Field Reports & Contractor Guides

Source-dated research and practical resources for contractors working in San Mateo County

Historical analysis · 2026-06-20

San Mateo County Contractor List With Phone Numbers: Fresh Bay Area Permit Leads (2026)

Historical market analysis and methodology for San Mateo County. Current permit activity and available source fields are shown on this page.

Read guide →
Nearby California Cities — explore building permits in other California cities

Research San Mateo County project activity

Email alerts when new public records are available for newly published permits and recorded project-team activity. Contact details are shown only where the public source publishes them. 14-day Pro trial for alerts — card required; Pro $149/mo unlocks full available records.

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Frequently Asked Questions about San Mateo County Building Permits

How many building permits does PermitGrab track in San Mateo County?

PermitGrab currently tracks 2,131 building permits in San Mateo County, California. Data is pulled directly from the official municipal source on every collection cycle and includes permit number, address, permit type, status, estimated value, and contractor information where the source publishes it.

How fresh is the San Mateo County permit data?

PermitGrab checks the official source on each collection cycle. The source date and its observed update cadence are shown above, so you can judge the data’s recency before acting on it.

How can contractors find construction leads in San Mateo County?

Contractors find leads in San Mateo County by filtering PermitGrab by trade and ZIP code, then researching the recorded contractor and project activity. Contact details appear only where a public record includes them; saved-search email alerts track new matching records as they are published.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to San Mateo County — CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. Contractor phone and website reveals are included where source-published. Card required to start; cancel anytime before day 14.

Can I cancel anytime?

Yes. Cancel any time from your account page — no contracts, no cancellation fees. Your subscription stays active through the end of the current billing period.

Who buys this data?

San Mateo County permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent San Mateo County contractor activity is a signal for labor and material demand. Contact details appear only where the public source publishes them.
Home service companies
An addition or remodel can be useful project context for HVAC, plumbing, or warranty outreach. Review the project signal before outreach.
Solar installers
Roof permits and electrical upgrades in San Mateo County provide project context for solar-market research. Filter by the current project signal and verify ownership separately.
Insurance agents
San Mateo County renovations can identify properties for a policy-review workflow. Confirm coverage needs independently before contacting a property owner.
Material suppliers & manufacturer reps
Choose a product-line research workflow, then use published job type, description, and value fields where available for territory and demand research. A permit is not a materials order, purchase signal, or open bid.
Developers & new construction
Sort source-published new-construction records by project value and type to research active projects and property activity, with contractor details where the record publishes them.
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