Chasov Electrical Voice & Data is an electrical contractor with 39 tracked San Francisco building-permit projects on record, with the latest filing in that record 26 days ago. Its filings (Jan 2025 to Jul 2026) are concentrated in West of Twin Peaks and Pacific Heights, 97% residential. A typical project in the record declares $5K–$75K. If you work at Chasov Electrical Voice & Data, claim this page to add a description.
Filed 26 days ago
#15
by SF filing activity
among SF specialty contractors, 90 days to Aug 23, 2026
39
projects
from 183 filings
14/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$160K Japantown commercial renovation
Grade BActive 1 month ago · Chasov Electrical Voice & Data: specialty contractor
New 400a, 480/277v, 3-phase, 4-wire panelboard in electrical room of lower garage level
No GC named · 1 anticipated category not yet filed
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$50K Pacific Heights multifamily renovation
Grade DActive 4 months ago · Chasov Electrical Voice & Data: specialty contractor
Online electrical permit: 60 of buildings of 6 dwelling units or less. modification of an existing fire alarm system by upgrading the fire…
GC named · 2 Design firms identified · 4 specialty contractors identified
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$8K West of Twin Peaks single-family renovation
Grade DActive 1 month ago · Chasov Electrical Voice & Data: specialty contractor
Revision to to modify mudroom walls and add beam
GC named · Architect identified
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner names and mailing addresses, and full filing histories are part of the paid product.
39 project records for Chasov Electrical Voice & Data: addresses, values, project teams
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Typical project$5K–$75K$23K typical1.3× the SF median ($17K)Last filed26 days agoHayes Valley · Aug 21, 2026Last 90 days16 active5 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial3%
Residential97%
Geography · by neighborhood
West of Twin Peaks31%
Pacific Heights25%
Marina19%
Castro/Upper Market13%
Excelsior12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Andre Rothblatt Architecture | Architecture | 1 | |
| 2 | Ca H. Voong, PE | Engineering | 1 | |
| 3 | Craig O'connell Architect | Architecture | 1 | |
| 4 | Double -D Engineering | Engineering | 1 | |
| 5 | Joe Win Con | Architecture | 1 | |
| 1 | Hearth Corporation | General contractor | 6 | |
| 2 | Brian Fusco Plumbing | Plumbing contractor | 6 | |
| 3 | SF Plumbing Connection | Plumbing contractor | 4 | |
| 4 | O'brien Contracting Inc | General contractor | 3 | |
| 5 | Bay Build Design Inc | General contractor | 2 |
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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 licenseNot connectedTrade licenses are held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Repeat working relationships10 firmsFirms this one appears with on more than one project, out of 56 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Chasov Electrical Voice & Data appear on?▾
PermitPipeline tracks 39 San Francisco building-permit projects for Chasov Electrical Voice & Data (Jan 2025 to Jul 2026). 16 had filing activity in the last 90 days.
Does Chasov Electrical Voice & Data work on commercial or residential projects?▾
Across its tracked San Francisco filings, 3% of Chasov Electrical Voice & Data's projects are commercial and 97% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Chasov Electrical Voice & Data work?▾
31% of Chasov Electrical Voice & Data's tracked San Francisco projects are in West of Twin Peaks.
What is a typical Chasov Electrical Voice & Data project worth?▾
The median declared value across the 39 San Francisco projects Chasov Electrical Voice & Data has on record that state one is $23K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Chasov Electrical Voice & Data?▾
Chasov Electrical Voice & Data most frequently appears on the same San Francisco permit filings as Hearth Corporation, Brian Fusco Plumbing, SF Plumbing Connection. Appearing together indicates association on shared filings, not a proven working relationship.
Is Chasov Electrical Voice & Data an electrical contractor?▾
Chasov Electrical Voice & Data is listed as an electrical contractor on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Record source
Read directly from SF DBI filings.
Photography
None are shown until the firm supplies them.
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