Hamerkop Construction Inc
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#1903
by NYC filing activity
among NYC general contractors, last 90 days
3
project records
Mar 2025 to Feb 2026
0/16
active weeks
weeks with a filing (last 16)
3 projects
Scopes, declared values and this firm's role on each one
See 3 projects involving Hamerkop Construction
Recent projects involving this firm
Excelsior
Restore inkind the portion of the structure damaged by the accident. the impact also exposed…
$65K
Noe Valley
Electrical work in conjunction with building permit #202509296333. kitchen remodel
$51K
Outer Mission
Revision to pa# 202503273185, in-kind repair dry rot repair, replace frame less than 50%,…
$19K
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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3 project records for Hamerkop Construction: addresses, values, project teams
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Most recent filing: Excelsior · Feb 13, 2026
0 active · 0 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
—
peak month
Project mix · by use
Residential100%
Geography · by borough
Excelsior34%
Noe Valley33%
Outer Mission33%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | Klm Utilities, Llc | General contractor | 1 | |
| 2 | Citidev 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 Hamerkop Construction Inc filed?▾
PermitPipeline tracks 3 San Francisco building-permit projects for Hamerkop Construction Inc (Mar 2025 to Feb 2026). 0 had filing activity in the last 90 days.
Does Hamerkop Construction Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Hamerkop 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 Hamerkop Construction Inc work?▾
33% of Hamerkop Construction Inc's tracked San Francisco projects are in Excelsior.
What is a typical Hamerkop Construction Inc project worth?▾
Across the 4 tracked projects with a declared value, Hamerkop Construction Inc averages $34K per project (declared value on the permit filing, not contract value).
Which firms does Hamerkop Construction Inc work with most often?▾
Hamerkop Construction Inc most frequently appears on the same San Francisco permit filings as Klm Utilities, Llc, Citidev Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hamerkop Construction Inc a general contractor?▾
Hamerkop 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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