Bay C T Construction Inc
General contractor · San Francisco permit activity
(415) 308-2838419 Ellington Ave, San Francisco, CA 94112
General contractor active in San Francisco construction, tracked from public building-permit filings.
#187
by SF filing activity
among SF general contractors, last 90 days
24
projects tracked
Feb 2025 to Jul 2026
3/16
active weeks
weeks with a filing (last 16)
2 of the 24 Bay C T Construction projects filed new permits in the last 30 days.
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$58K Glen Park renovation
Filed 8 months ago · 2 filings · Bay C T Construction: GC
Revision and at 2nd floor change bathroom fixture layout and 3rd and 2nd floor add (n) windows at (e) rear bedrooms
GC named · 2 architects identified · 2 engineers identified
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$10K Twin Peaks renovation
Filed 9 days ago · Bay C T Construction: GC
Remodel bathroom in kind @ 2nd floor, no wall stud demolition, no wall stud construction, no change in plumbing fixture count. approx. 40…
GC named
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$50K West of Twin Peaks renovation
Filed 1 month ago · 2 filings · Bay C T Construction: GC
Addressing permit only: add an address 2614a 19th ave for new adu ref
GC named
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21 more
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Scopes, values, teams and filing history for every one
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner and contact details and full filing histories are part of the paid product.
24 project records for Bay C T Construction: addresses, values, project teams
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Middle 50% of declared values: $2K–$59K (median $10K)
Most recent filing: Sunset/Parkside · Jul 28, 2026
4 active · 3 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
4
active projects (last 90d)
3
newly observed (last 90d)
Jul 2026
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Excelsior29%
Bayview Hunters Point22%
West of Twin Peaks21%
Glen Park14%
Mission14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Bill Xie Guan | Architecture | 3 | |
| 2 | Lawrence Liao Str. Eng | Architecture | 1 | |
| None on shared filings. | ||||
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
Frequently asked questions
How many SF projects has Bay C T Construction Inc filed?▾
PermitPipeline tracks 24 San Francisco building-permit projects for Bay C T Construction Inc (Feb 2025 to Jul 2026). 4 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?▾
17% 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?▾
Across the 29 tracked projects with a declared value, Bay C T Construction Inc averages $63K per project (declared value on the permit filing, not contract value).
Which firms does Bay C T Construction Inc work with most often?▾
Bay C T Construction Inc most frequently appears on the same San Francisco permit filings as Bill Xie Guan, Lawrence Liao Str. Eng. 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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