Blackline Construction
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#298
by NYC filing activity
among NYC general contractors, last 90 days
14
project records
Jan 2025 to Jun 2026
3/16
active weeks
weeks with a filing (last 16)
14 projects
Scopes, declared values and this firm's role on each one
See 14 projects involving Blackline Construction
Recent projects involving this firm
Mission
Amend pa# pm20250911655: (e) heating to remain per revision bpa#202605111050
$58K
Bernal Heights
To obtain final inspection for work approved under pa#202410213336 all work is complete
$1
Mission
Revision to (e) bpa: 202506058022 to include 3 ceiling exhaust fans ar restroom and bike wash…
$525K
Neighbourhood, filing date, scope and declared value are shown here. Exact addresses, full filing histories and project teams are part of the paid product.
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14 project records for Blackline Construction: addresses, values, project teams
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Middle 50% of declared values: $1–$150K (median $20K)
Most recent filing: Mission · Jun 11, 2026
3 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
3
active projects (last 90d)
1
newly observed (last 90d)
Jun 2026
peak month
Project mix · by use
Commercial29%
Residential71%
Geography · by borough
Glen Park29%
Mission29%
Bernal Heights21%
Sunset/Parkside14%
Tenderloin7%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Consortium | Architecture | 2 | |
| 2 | Semco | Engineering | 1 | |
| 3 | Zfa Structural Engineers | Architecture | 1 | |
| 4 | Acg Engineers Inc | Engineering | 1 | |
| 1 | Westco Roofing Co. Inc. | General contractor | 1 |
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 Blackline Construction filed?▾
PermitPipeline tracks 14 San Francisco building-permit projects for Blackline Construction (Jan 2025 to Jun 2026). 3 had filing activity in the last 90 days.
Does Blackline Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 29% of Blackline Construction's projects are commercial and 71% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Blackline Construction work?▾
29% of Blackline Construction's tracked San Francisco projects are in Glen Park.
What is a typical Blackline Construction project worth?▾
Across the 18 tracked projects with a declared value, Blackline Construction averages $67K per project (declared value on the permit filing, not contract value).
Which firms does Blackline Construction work with most often?▾
Blackline Construction most frequently appears on the same San Francisco permit filings as Consortium, Semco, Westco Roofing Co. Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Blackline Construction a general contractor?▾
Blackline 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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