821 Crocus Drive, San Leandro, CA 94578
King Son Construction Co LLC is a general contractor with 4 tracked San Francisco building-permit projects on record, with the latest filing in that record 258 days ago. Its filings (May 2025 to Oct 2025) are concentrated in Nob Hill and Marina, 100% residential. A typical project in the record declares $15K–$30K. If you work at King Son Construction Co LLC, claim this page to add a description.
Filed 258 days ago
#1,920
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
4
projects
from 8 filings
0/16
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
$30K Nob Hill multifamily renovation
Last active Sep 2025 · King Son Construction Co: GC
Interior improvements. removal of interior walls for reconfiguration of (e) spaces (bath & kitchen). no exterior changes, no change of use…
GC named · 2 architects identified · Engineer identified
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$3K Marina multifamily renovation
Active 11 months ago · King Son Construction Co: GC
New outlets for washer dryer, garage, 1 light, 1 switch, 2 receptacles
GC named · Architect identified · Specialty contractor identified
View project details →
$15K Nob Hill multifamily renovation
Last active Aug 2025 · King Son Construction Co: GC
Violation correction for full kitchen and bathroom remodel for. replace kitchen sink and its base, replace toilet, doors and range for…
GC named
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1 more
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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4 project records for King Son Construction Co LLC: addresses, values, project teams
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Typical project$15K–$30K$18K typicalLast filed258 days agoMarina · Jan 2, 2026Last 90 days0 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Nob Hill75%
Marina25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Studio Sherman | Architecture | 3 | |
| 2 | Gregory Paul Wallace | Architecture | 1 | |
| 1 | Tritec Construction Co Inc--See Notes | General contractor | 1 |
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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.
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State licenseNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 3 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does King Son Construction Co LLC appear on?▾
PermitPipeline tracks 4 San Francisco building-permit projects for King Son Construction Co LLC (May 2025 to Oct 2025). 0 had filing activity in the last 90 days.
Does King Son Construction Co LLC work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of King Son Construction Co LLC's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does King Son Construction Co LLC work?▾
75% of King Son Construction Co LLC's tracked San Francisco projects are in Nob Hill.
What is a typical King Son Construction Co LLC project worth?▾
The median declared value across the 4 San Francisco projects King Son Construction Co LLC has on record that state one is $18K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as King Son Construction Co LLC?▾
King Son Construction Co LLC most frequently appears on the same San Francisco permit filings as Studio Sherman, Gregory Paul Wallace, Tritec Construction Co Inc--See Notes. Appearing together indicates association on shared filings, not a proven working relationship.
Is King Son Construction Co LLC a general contractor?▾
King Son Construction Co LLC 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.
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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