(415) 308-2838419 Ellington Ave, San Francisco, CA 94112
Bay C T Construction Inc is a general contractor with 30 tracked San Francisco building-permit projects on record, with the latest filing in that record 75 days ago. Its filings (Feb 2025 to Aug 2026) are concentrated in Excelsior and Glen Park, 100% residential. A typical project in the record declares $2K–$95K. If you work at Bay C T Construction Inc, claim this page to add a description.
Filed 75 days ago
#371
by SF filing activity
among SF general contractors, 90 days to Nov 1, 2026
30
projects
from 77 filings
4/16
active weeks
weeks with a filing (16 weeks to Nov 1, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$299K Oceanview/Merced/Ingleside single-family renovation
Grade BActive 1 month ago · Bay C T Construction: GC
Legalize unpermitted adu
GC named · Architect identified · Engineer identified · 1 anticipated category not yet filed
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$288K Portola single-family renovation
Grade BActive 2 months ago · Bay C T Construction: GC
1 office remodel, 2 bedroom, 1 kitchen, 2 bathroom
GC named
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$10K Oceanview/Merced/Ingleside single-family renovation
Grade DActive 4 months ago · Bay C T Construction: GC
Replace (e) 70 amp main panel to 125 amp & upgrade all new wires in entire property. 12 lights, 100 switches, 100 receptacles, 6 fans, 2…
GC named · Architect identified · Engineer identified
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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30 project records for Bay C T Construction Inc: addresses, values, project teams
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Typical project$2K–$95K$10K typical58% of the SF median ($17K)Last filed75 days agoGlen Park · Aug 25, 2026Last 90 days2 active1 newly filed
Filing activity · 16 weeks to Nov 1, 2026 · peak Jul 2026
JUL
AUG
SEP
OCT
Project mix · by use
Residential100%
Geography · by neighborhood
Excelsior25%
Glen Park25%
Bayview Hunters Point19%
West of Twin Peaks19%
Mission12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Bill Xie Guan | Architecture | 3 | |
| 2 | Architect SF | Architecture | 1 | |
| 3 | Double D Engineeering | Architecture | 1 | |
| 4 | Lawrence Liao STR. Eng | Architecture | 1 | |
| 1 | Parkson Construction Company | General contractor | 1 | |
| 2 | Project Contractor Inc | General contractor | 1 | |
| 3 | Crime Watch | General contractor | 1 | |
| 4 | CJ Plumbing | General contractor | 1 | |
| 5 | Xiao Ming Chen Dba MH Electric | Electrical 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 licenseCSLB Contractor #922224As filed on 12 permits
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 9 in total.
Permit speed9 days13 days shorter than the SF median
based on 8 firm filings vs 4,862 SF filings
based on 8 firm filings vs 4,862 SF filings
Frequently asked questions
How many SF projects does Bay C T Construction Inc appear on?▾
PermitPipeline tracks 30 San Francisco building-permit projects for Bay C T Construction Inc (Feb 2025 to Aug 2026). 2 had filing activity in the last 90 days.
Does Bay C T Construction Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Bay C T Construction Inc'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 Bay C T Construction Inc work?▾
25% of Bay C T Construction Inc's tracked San Francisco projects are in Excelsior.
What is a typical Bay C T Construction Inc project worth?▾
The median declared value across the 29 San Francisco projects Bay C T Construction Inc 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 Bay C T Construction Inc?▾
Bay C T Construction Inc most frequently appears on the same San Francisco permit filings as Bill Xie Guan, Architect SF, Double D Engineeering. Appearing together indicates association on shared filings, not a proven working relationship.
Is Bay C T Construction Inc a general contractor?▾
Bay C T Construction 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 Nov 1, 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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