21759 Rio Vista St, Hayward, CA
Hernandez Plumbing Services Partnership is a plumbing contractor with 9 tracked San Francisco building-permit projects on record, with the latest filing in that record 42 days ago. Its filings (Jan 2025 to Jun 2026) are concentrated in Mission and Bayview Hunters Point, 89% residential. A typical project in the record declares $10K–$150K. If you work at Hernandez Plumbing Services Partnership, claim this page to add a description.
Filed 42 days ago
#631
by SF filing activity
among SF specialty contractors, 90 days to Aug 23, 2026
9
projects
from 31 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
Work at Hernandez Plumbing Services Partnership?
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
$68K North Beach multifamily renovation
Active 8 months ago · Hernandez Plumbing Services Partnership: specialty contractor
Work category: 1p; 2 shower pan installation
GC named · Architect identified · 2 specialty contractors identified
View project details →
$300K Haight Ashbury single-family renovation
Last active Jul 2025 · Hernandez Plumbing Services Partnership: specialty contractor
Work category: 2pa; kitchen remodel including sinks, dishwasher, gas loop for stove, ice maker, and a pot filler. and relocation of 3 roof…
GC named · Architect identified · Engineer identified · 3 specialty contractors identified
View project details →
$10K Inner Sunset multifamily renovation
Grade CActive 3 months ago · Hernandez Plumbing Services Partnership: specialty contractor
Solar permit: installing 15 solar pv modules, 460 watts per module, total no. of rating 6.9 kw. mounted: roof, ballasted: n | new rooftop…
GC named · Specialty contractor identified
View project details →
6 more
Hernandez Plumbing Services Partnership projects with project intelligence
Scopes, values, teams and filing history for every one
Start your 14-day trial →
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.
9 project records for Hernandez Plumbing Services Partnership: addresses, values, project teams
Start 14-day free trial
Typical project$10K–$150K$20K typicalLast filed42 days agoHaight Ashbury · Aug 6, 2026Last 90 days2 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Aug 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial11%
Residential89%
Geography · by neighborhood
Mission33%
Bayview Hunters Point17%
Bernal Heights17%
Haight Ashbury17%
Inner Sunset16%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Ashley & Vance Engineering | Architecture | 1 | |
| 2 | Caha Design Group | Architecture | 1 | |
| 3 | Mostert Architecture | Architecture | 1 | |
| 4 | Rodgers Architecture | Architecture | 1 | |
| 5 | Zfa Structural Engineers | Architecture | 1 | |
| 1 | Brian Rogers Electric | Electrical contractor | 2 | |
| 2 | Ayala's Color & Concepts | General contractor | 1 | |
| 3 | Connemara Fine Trim Inc Dba Highland Bui | General contractor | 1 | |
| 4 | Okells Inc | General contractor | 1 | |
| 5 | Speedy Building And Construction | General contractor | 1 |
Create a free account to see every firm on these projects and how many projects each one shares.
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.
Get an email when Hernandez Plumbing Services Partnership files a new project. Monitor up to 10 firms free.
Create your free account
Already have an account? Log in
Need full project records — addresses, values, parties? Start 14-day free trial
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 relationships1 firmFirms this one appears with on more than one project, out of 18 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Hernandez Plumbing Services Partnership appear on?▾
PermitPipeline tracks 9 San Francisco building-permit projects for Hernandez Plumbing Services Partnership (Jan 2025 to Jun 2026). 2 had filing activity in the last 90 days.
Does Hernandez Plumbing Services Partnership work on commercial or residential projects?▾
Across its tracked San Francisco filings, 11% of Hernandez Plumbing Services Partnership's projects are commercial and 89% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Hernandez Plumbing Services Partnership work?▾
33% of Hernandez Plumbing Services Partnership's tracked San Francisco projects are in Mission.
What is a typical Hernandez Plumbing Services Partnership project worth?▾
The median declared value across the 9 San Francisco projects Hernandez Plumbing Services Partnership has on record that state one is $20K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Hernandez Plumbing Services Partnership?▾
Hernandez Plumbing Services Partnership most frequently appears on the same San Francisco permit filings as Brian Rogers Electric, Ashley & Vance Engineering, Ayala's Color & Concepts. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hernandez Plumbing Services Partnership a plumbing contractor?▾
Hernandez Plumbing Services Partnership is listed as a plumbing 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.
Firm directories by market