Healthy Building Science Inc is a general contractor with 4 tracked San Francisco building-permit projects on record, most recently 79 days ago. No description has been added yet — if you work here, claim this page to add one.
Filed 79 days ago
#357
by SF filing activity
among SF general contractors, 90 days to Aug 16, 2026
4
projects
from 5 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 16, 2026)
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Portfolio · $399/yearFree during launch
Work at Healthy Building Science Inc?
Claim your firm and publish up to three projects with photographs. Claiming also gives you your logo, a short introduction and your own contact details.
Permit-backed projects · PermitPipeline’s independent record
$185K Sunset/Parkside multifamily renovation
Grade BFiled 2 months ago · 2 filings · Healthy Building Science: GC
Revision. material change to wall assembly located in exterior breezeway. replace gympsum with lp fireblock osb to provide fire protection…
GC named · 2 architects identified · Engineer identified
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$25K Sunset/Parkside single-family renovation
Grade BFiled 4 months ago · Healthy Building Science: GC
Demolition and reconstruction of (e) roof deck. (e) metal guardrail to be refurbished and re-utilized. add gutter + rain leaders connected…
GC named · Architect identified · Design firm identified
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$28K Sunset/Parkside multifamily renovation
Grade DFiled 2 months ago · Healthy Building Science: GC
Bathroom remodel in kind. no change to floor layout. no change to wall layout. no structural work
GC named
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1 more
Healthy Building Science 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.
4 project records for Healthy Building Science Inc: addresses, values, project teams
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Typical project$25K–$185K$25K typicalLast filed79 days agoSunset/Parkside · Jul 23, 2026Last 90 days3 active2 newly filed
Filing activity · 16 weeks to Aug 16, 2026 · peak Jul 2026
APR
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Sunset/Parkside100%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Gregory Paul Wallace | Architecture | 1 | |
| 2 | Michael Tauber Architecture | Architecture | 1 | |
| 3 | Studio Perez | 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#357San Francisco general contractors, by filing activity, 90 days to Aug 16, 2026
Declared value on file5 of 5 filingsEvery filing carries a stated value.
Repeat working relationships0 firmsFirms this one appears with on more than one project, out of 3 in total.
Frequently asked questions
How many SF projects has Healthy Building Science Inc filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Healthy Building Science Inc (Dec 2025 to Jul 2026). 3 had filing activity in the last 90 days.
Does Healthy Building Science Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Healthy Building Science 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 Healthy Building Science Inc work?▾
100% of Healthy Building Science Inc's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Healthy Building Science Inc project worth?▾
Across the 5 filings that state a declared value, Healthy Building Science Inc averages $50K per filing (declared value on the permit filing, not contract value).
Which firms does Healthy Building Science Inc work with most often?▾
Healthy Building Science Inc most frequently appears on the same San Francisco permit filings as Gregory Paul Wallace, Michael Tauber Architecture, Studio Perez. Appearing together indicates association on shared filings, not a proven working relationship.
Is Healthy Building Science Inc a general contractor?▾
Healthy Building Science 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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