Updated: May 23, 2026
Location and Projects
Address
134 BELVEDERE DR, Mill Valley, CA, 94941
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A1 American plumbing Heating & Air Conditioning Inc
A1 American plumbing Heating & Air Conditioning Inc, 134 Belvedere Dr, Mill Valley, CA (Employees: David Michael Le May and Debbie Lynn Le May) holds a Warm Air Heating, Ventilating And Air Conditioning, Plumbing license and 1 other license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring A1 American plumbing Heating & Air Conditioning Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
A1 American plumbing Heating & Air Conditioning Inc Services
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A1 American plumbing Heating & Air Conditioning Inc Contact Information
Phone Number: (510) 581-0607
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Address: 134 BELVEDERE DR, Mill Valley, CA 94941
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Building Permits by A1 American plumbing Heating & Air Conditioning Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Master bathroom remodel replacement of plumbing fixtures same location
Valuation:
$16,000
Permit #:
B19-2471
Status:
final
Fee:
$313
Permit Type:
N/A
Building Type:
N/A
Replace 80 of 3/4 gas line from gas meter to the gas range in kitchen. install earthquake gas shutoff valve also. (piping to be installed per manufacturer's listed installation)
Valuation:
N/A
Permit #:
BLD2015-00152
Status:
final
Fee:
$0
Permit Type:
Simple permit
Building Type:
N/A
Rir gas pack unit 3 ton cooling 60k heating 383 lbsreplace in same local. specs & t24 on site
Valuation:
$0
Permit #:
201606405
Status:
ISSUED
Fee:
$535
Permit Type:
N/A
Building Type:
N/A
Remove and replace furnace and air conditioning 16 seer split unit same location garage & backyard provide cf4r and cf6r as required to inspector at time of final
Valuation:
N/A
Permit #:
BLDG-2012-00764
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rir gas pack unit 3 ton cooling 60k heating 383 lbsreplace in same local. specs & t24 on site
Valuation:
N/A
Permit #:
201606405
Status:
complete
Fee:
$535
Permit Type:
Mechanical permit
Building Type:
N/A
Permit value$4.6kmessage contractor installation of a noritz tankless water heater & (n) dedicated gas line. wh specs to be on jobsite first inspection
Valuation:
N/A
Permit #:
BLD2010-01477
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of a noritz tankless water heater & (n) dedicated gas line. wh specs to be on jobsite first inspection
Valuation:
$4,600
Permit #:
BLD2010-01477
Status:
filed
Fee:
$248
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2012-2633
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of an earthquake shut-off vavle: kosco model #ev-330-7 3/4 pipe size horizontal
Valuation:
$695
Permit #:
P11-0112
Status:
final
Fee:
$174
Permit Type:
N/A
Building Type:
N/A
Replace water heater with new tankless water heater
Valuation:
N/A
Permit #:
BIPL12-001552
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2010-0287
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2007-2590
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Gas line replacement due to leak (pg&e removed meter due to gas leak) re-install gas meter
Valuation:
N/A
Permit #:
BLD2002-04048
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Abandon under slab water piping and reroute hot & cold water piping overhead with copper
Valuation:
N/A
Permit #:
P040263
Status:
final
Fee:
$89
Permit Type:
Asfr
Building Type:
N/A
Add (n) 3/4 " galvanized to under house using 3/4 gas tite fleto the (e) 3/4 " supply 30 ft
Valuation:
$0
Permit #:
BI-2009-0654
Status:
final
Fee:
$144
Permit Type:
N/A
Building Type:
N/A
Repair 2 of sewer pipe from house to property line. 2 way clean out installed
Valuation:
N/A
Permit #:
P010078
Status:
final
Fee:
$40
Permit Type:
N/A
Building Type:
N/A
Replace furnace (92% afue) and air conditioning (13 seer) no duct testing
Valuation:
N/A
Permit #:
F060316
Status:
final
Fee:
$122
Permit Type:
Asfr
Building Type:
N/A
Remove and replace hot and cold water lines with copper
Valuation:
N/A
Permit #:
P030137
Status:
final
Fee:
$24
Permit Type:
N/A
Building Type:
N/A
Replace all galvanized piping thought out entire house
Valuation:
N/A
Permit #:
P030217
Status:
final
Fee:
$24
Permit Type:
Asfr
Building Type:
N/A
Replace existing gas piping to dryer w/h and furnace
Valuation:
N/A
Permit #:
00084850
Status:
final
Fee:
$32
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
A1 American plumbing Heating & Air Conditioning Inc License info
Verified License
| License # | 962989 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for A1 American plumbing Heating & Air Conditioning Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 624520 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for A1 American plumbing Heating & Air Conditioning Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
42
Permits
- Building permit records show that A1 American plumbing Heating & Air Conditioning Inc has worked on 42 permitted projects.
A1 American plumbing Heating & Air Conditioning Inc Employees
DM
David Michael Le May
Sole Owner
DM
Debbie Lynn Le May
Officer