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Calisign

General contractor · San Francisco
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(925) 420-7075497 Bernal Ave, Livermore, CA 94551
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Calisign is a general contractor with 8 tracked San Francisco building-permit projects on record, with the latest filing in that record 121 days ago. Its filings (Jan 2026 to May 2026) are concentrated in Tenderloin and Marina, 100% commercial. A typical project in the record declares $1K–$6K. If you work at Calisign, claim this page to add a description.

Filed 121 days ago
#1,618
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
8
projects
from 8 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
Neighborhood, filing date, scope and declared value are shown here. Exact addresses, owner names and mailing addresses, and full filing histories are part of the paid product.
Typical project$1K–$6K$3K typical18% of the SF median ($17K)Last filed121 days agoNorth Beach · May 20, 2026Last 90 days0 active0 newly filed

Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026

MAY
JUN
JUL
AUG

Project mix · by use

Commercial100%

Geography · by neighborhood

Tenderloin50%
Marina25%
North Beach25%

Shared-project connections

#FirmPrimary roleSharedRelative
None on shared filings.
None on shared filings.

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Owner and developer names, and the projects behind each connection, are part of the Leads product.

Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
State licenseCSLB Contractor #1028158As filed on 12 permits
Repeat working relationships0 firmsWe hold no shared filings between this firm and another in our record.
Permit speed—Too few filings with a recorded issue date to publish a median.

Frequently asked questions

How many SF projects does Calisign appear on?▾
PermitPipeline tracks 8 San Francisco building-permit projects for Calisign (Jan 2026 to May 2026). 0 had filing activity in the last 90 days.
Does Calisign work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of Calisign's projects are commercial and 0% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Calisign work?▾
50% of Calisign's tracked San Francisco projects are in Tenderloin.
What is a typical Calisign project worth?▾
The median declared value across the 8 San Francisco projects Calisign has on record that state one is $3K (declared value on the permit filing, not contract value).
Is Calisign a general contractor?▾
Calisign is listed as a general contractor on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
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Sources

San Francisco Department of Building Inspection permit filings.

Record source

Read directly from SF DBI filings.

Photography

None are shown until the firm supplies them.

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