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Sincere Construction Company Inc

General contractor · San Francisco
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(415) 806-3680500 Burrows St, San Francisco, CA 94134
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Sincere Construction Company Inc is a general contractor with 12 tracked San Francisco building-permit projects on record, with the latest filing in that record 61 days ago. Its filings (May 2025 to Aug 2026) are concentrated in Chinatown and Nob Hill. A typical project in the record declares $8K–$75K. If you work at Sincere Construction Company Inc, claim this page to add a description.

Filed 61 days ago
#564
by SF filing activity
among SF general contractors, 90 days to Oct 4, 2026
12
projects
from 18 filings
2/16
active weeks
weeks with a filing (16 weeks to Oct 4, 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$8K–$75K$30K typical1.8× the SF median ($17K)Last filed61 days agoChinatown · Aug 7, 2026Last 90 days2 active1 newly filed

Filing activity · 16 weeks to Oct 4, 2026 · peak Aug 2026

JUN
JUL
AUG
SEP

Project mix · by use

Commercial55%
Residential45%

Geography · by neighborhood

Chinatown50%
Nob Hill25%
Mission9%
Oceanview/Merced/Ingleside8%
West of Twin Peaks8%

Shared-project connections

#FirmPrimary roleSharedRelative
1Dwong Engineering IncArchitecture8
2ConsortiumArchitecture1
1NG'S Electrical IncElectrical contractor1
2Double R Heating & AirPlumbing contractor1

Create a free account to see every firm on these projects and how many projects each one shares.

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 #557739As filed on 10 permits
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 4 in total.
Permit speed28 days
This firm28d
SF median23d
5 days longer than the SF median
based on 10 firm filings vs 5,089 SF filings

Frequently asked questions

How many SF projects does Sincere Construction Company Inc appear on?▾
PermitPipeline tracks 12 San Francisco building-permit projects for Sincere Construction Company Inc (May 2025 to Aug 2026). 2 had filing activity in the last 90 days.
Does Sincere Construction Company Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 55% of Sincere Construction Company Inc's projects are commercial and 45% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Sincere Construction Company Inc work?▾
50% of Sincere Construction Company Inc's tracked San Francisco projects are in Chinatown.
What is a typical Sincere Construction Company Inc project worth?▾
The median declared value across the 12 San Francisco projects Sincere Construction Company Inc has on record that state one is $30K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Sincere Construction Company Inc?▾
Sincere Construction Company Inc most frequently appears on the same San Francisco permit filings as Dwong Engineering Inc, Consortium, NG'S Electrical Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Sincere Construction Company Inc a general contractor?▾
Sincere Construction Company Inc 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 Oct 4, 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

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