Hl81 Construction Inc is a general contractor with 8 tracked San Francisco building-permit projects on record, most recently 73 days ago. No description has been added yet — if you work here, claim this page to add one.
Filed 73 days ago
#825
by SF filing activity
among SF general contractors, 90 days to Aug 16, 2026
8
projects
from 11 filings
1/16
active week
weeks with a filing (16 weeks to Aug 16, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$284K Mission multifamily renovation
Grade BFiled 3 months ago · Hl81 Construction: GC
Legalization of 2 units: 320 & 324, through the adu program (sfpc 207.1)
GC named · Architect identified · Engineer identified · 1 anticipated category not yet filed
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Mission commercial renovation
Grade DFiled 6 months ago · 2 filings · Hl81 Construction: GC
Revision to to add new detail for steel column to be supported by existing footing add special inspection item. bolts installed in existing…
GC named · Architect identified · Engineer identified
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$68K Hayes Valley multifamily renovation
Filed 9 months ago · 2 filings · Hl81 Construction: GC
At kitchen only: revision to. install 2 milguard windows (v400 tuscany), not visible from street. install 1 exterior rated door. raplace…
GC named · Engineer identified
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5 more
Hl81 Construction projects with project intelligence
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.
8 project records for Hl81 Construction Inc: addresses, values, project teams
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Typical project$6K–$68K$16K typicalLast filed73 days agoMission · Jul 29, 2026Last 90 days1 active1 newly filed
Filing activity · 16 weeks to Aug 16, 2026 · peak Jul 2026
APR
MAY
JUN
JUL
AUG
Project mix · by use
Commercial25%
Residential75%
Geography · by neighborhood
Mission50%
Hayes Valley25%
Glen Park13%
Sunset/Parkside12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Della Inc | Engineering | 1 | |
| 2 | Hom Pisano | Engineering | 1 | |
| 3 | Open Scope Studio | Architecture | 1 | |
| 4 | Troy Kashanipour | Architecture | 1 | |
| 5 | Zfa Structural Engineers | 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 licenceNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Standing in its cohort#825San Francisco general contractors, by filing activity, 90 days to Aug 16, 2026
Declared value on file10 of 11 filings1 filing does not state a value, so it is excluded from the range.
Repeat working relationships0 firmsFirms this one appears with on more than one project, out of 5 in total.
Frequently asked questions
How many SF projects has Hl81 Construction Inc filed?▾
PermitPipeline tracks 8 San Francisco building-permit projects for Hl81 Construction Inc (Apr 2025 to Jul 2026). 1 had filing activity in the last 90 days.
Does Hl81 Construction Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 25% of Hl81 Construction Inc's projects are commercial and 75% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Hl81 Construction Inc work?▾
50% of Hl81 Construction Inc's tracked San Francisco projects are in Mission.
What is a typical Hl81 Construction Inc project worth?▾
Across the 10 filings that state a declared value, Hl81 Construction Inc averages $30K per filing (declared value on the permit filing, not contract value).
Which firms does Hl81 Construction Inc work with most often?▾
Hl81 Construction Inc most frequently appears on the same San Francisco permit filings as Della Inc, Hom Pisano, Open Scope Studio. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hl81 Construction Inc a general contractor?▾
Hl81 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. Ranking, filing activity, project mix and geography were last recomputed Aug 16, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Verified
Read directly from SF DBI filings.
Photography
Photographs are supplied by the firm.
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