M C L Heating & Air Conditioning Inc is a plumbing contractor with 29 tracked San Francisco building-permit projects on record, with the latest filing in that record 48 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Inner Sunset and Marina, 100% residential. A typical project in the record declares $11K–$85K. If you work at M C L Heating & Air Conditioning Inc, claim this page to add a description.
Filed 48 days ago
#133
by SF filing activity
among SF specialty contractors, 90 days to Oct 4, 2026
29
projects
from 112 filings
8/16
active weeks
weeks with a filing (16 weeks to Oct 4, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$50K Twin Peaks single-family renovation
Grade BActive 4 months ago · M C L Heating & Air Conditioning: specialty contractor
Work category: 2pa; provide and install boiler to serve domestic hw and radiant, and indirect water tank, manifolds, pumps and any other…
GC named · Architect identified · Design firm identified · Engineer identified · Specialty contractor identified · 1 anticipated category not yet filed
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$26K Russian Hill renovation
Active 1 month ago · 6 filings · M C L Heating & Air Conditioning: specialty contractor
Work category: 1p; one new shower pan
GC named · Design firm identified · 4 specialty contractors identified
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$120K Oceanview/Merced/Ingleside single-family renovation
Grade BActive 5 months ago · M C L Heating & Air Conditioning: specialty contractor
Work category: 11p; inspection of (2) shower pans
GC named · 2 specialty contractors 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.
29 project records for M C L Heating & Air Conditioning Inc: addresses, values, project teams
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Typical project$11K–$85K$20K typical1.2× the SF median ($17K)Last filed48 days agoRussian Hill · Aug 20, 2026Last 90 days6 active0 newly filed
Filing activity · 16 weeks to Oct 4, 2026 · peak Jul 2026
JUN
JUL
AUG
SEP
Project mix · by use
Residential100%
Geography · by neighborhood
Inner Sunset22%
Marina22%
Pacific Heights21%
Sunset/Parkside21%
Russian Hill14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Semco | Engineering | 2 | |
| 2 | Cassandra Mettling Davis | Architecture | 1 | |
| 3 | Dumican & Mosey Architects | Architecture | 1 | |
| 4 | E E Weiss Architect | Architecture | 1 | |
| 5 | Exforma Design | Engineering | 1 | |
| 1 | Pauric Electric | Electrical contractor | 4 | |
| 2 | North Bay Construction | General contractor | 3 | |
| 3 | Urban Builder General Contracting Inc | General contractor | 3 | |
| 4 | JS Tile Dba Sanchez & Son Tile | Plumbing contractor | 3 | |
| 5 | Zona Plumbing | Plumbing contractor | 3 |
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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 relationships12 firmsFirms this one appears with on more than one project, out of 63 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does M C L Heating & Air Conditioning Inc appear on?▾
PermitPipeline tracks 29 San Francisco building-permit projects for M C L Heating & Air Conditioning Inc (Jan 2025 to Aug 2026). 6 had filing activity in the last 90 days.
Does M C L Heating & Air Conditioning Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of M C L Heating & Air Conditioning 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 M C L Heating & Air Conditioning Inc work?▾
22% of M C L Heating & Air Conditioning Inc's tracked San Francisco projects are in Inner Sunset.
What is a typical M C L Heating & Air Conditioning Inc project worth?▾
The median declared value across the 28 San Francisco projects M C L Heating & Air Conditioning Inc 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 M C L Heating & Air Conditioning Inc?▾
M C L Heating & Air Conditioning Inc most frequently appears on the same San Francisco permit filings as Pauric Electric, North Bay Construction, Urban Builder General Contracting Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is M C L Heating & Air Conditioning Inc a plumbing contractor?▾
M C L Heating & Air Conditioning Inc 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 Oct 4, 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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