The Window Guild Dba Jamz Construction is a general contractor with 12 tracked San Francisco building-permit projects on record, with the latest filing in that record 284 days ago. Its filings (Jan 2025 to Dec 2025) are concentrated in Inner Richmond and North Beach, 100% residential. A typical project in the record declares $5K–$13K. If you work at The Window Guild Dba Jamz Construction, claim this page to add a description.
Filed 284 days ago
#1,531
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
12
projects
from 12 filings
0/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$15K Pacific Heights single-family renovation
Active 9 months ago · The Window Guild Dba Jamz Construction: GC
Replacement of 9 custom wood sash windows with double hung windows, street visible. in kind in existing openings
GC named
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$8K Castro/Upper Market single-family renovation
Last active Sep 2025 · The Window Guild Dba Jamz Construction: GC
Replace 2 front windows in-kind, same size and operation. one window to be fiberglass other window is wood
GC named
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Inner Richmond renovation
Last active Jun 2025 · The Window Guild Dba Jamz Construction: GC
Revision to ref 2024-1204-6185 create opening to install (n) in wall exhaust fan on exterior wall above 2 vinly awning windows mep deferral…
GC named · Architect identified · Design firm identified · Engineer identified
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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12 project records for The Window Guild Dba Jamz Construction: addresses, values, project teams
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Typical project$5K–$13K$10K typicalLast filed284 days agoPacific Heights · Dec 9, 2025Last 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
Inner Richmond29%
North Beach29%
Bernal Heights14%
Castro/Upper Market14%
Excelsior14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Bill Xie Guan | Architecture | 1 | |
| 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.
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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 relationships0 firmsFirms this one appears with on more than one project, out of 1 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does The Window Guild Dba Jamz Construction appear on?▾
PermitPipeline tracks 12 San Francisco building-permit projects for The Window Guild Dba Jamz Construction (Jan 2025 to Dec 2025). 0 had filing activity in the last 90 days.
Does The Window Guild Dba Jamz Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of The Window Guild Dba Jamz Construction'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 The Window Guild Dba Jamz Construction work?▾
29% of The Window Guild Dba Jamz Construction's tracked San Francisco projects are in Inner Richmond.
What is a typical The Window Guild Dba Jamz Construction project worth?▾
The median declared value across the 12 San Francisco projects The Window Guild Dba Jamz Construction has on record that state one is $10K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as The Window Guild Dba Jamz Construction?▾
The Window Guild Dba Jamz Construction most frequently appears on the same San Francisco permit filings as Bill Xie Guan. Appearing together indicates association on shared filings, not a proven working relationship.
Is The Window Guild Dba Jamz Construction a general contractor?▾
The Window Guild Dba Jamz Construction 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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