Updated: Jun 06, 2026
Location and Projects
Address
P O BOX 3027, San Ramon, CA, 94583
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Trans Bay Air HVAC/Mechanical Contractor
Trans Bay Air, San, Po Box 3027, San Ramon, CA (Owned by: Lawrence Arthur Viger) holds a Warm Air Heating, Ventilating And Air Conditioning 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 Trans Bay Air, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Trans Bay Air Contact Information
Phone Number: (510) 504-5940
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Address: P O BOX 3027, San Ramon, CA 94583
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 2-ton split system heating pump to service the learning center. connect to (e) ductowrk located above the sheetrock ceiling
Valuation:
N/A
Permit #:
PP20200724290
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2-ton split system heating pump to service the learning center. connect to (e) ductwork located above steetrook ceiling
Valuation:
N/A
Permit #:
E202007248899
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2-ton split system heating pump to service the learning center. connect to (e) ductwork located above steetrock ceiling
Valuation:
$15,500
Permit #:
201908017561
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Replace hvac equipment
Valuation:
N/A
Permit #:
BIM14-011793
Status:
final
Fee:
$382
Permit Type:
N/A
Building Type:
N/A
Install new supply diffusers 5 new fsd's. 2 new exhaust fans. work at 1st fl only under this permit
Valuation:
$16,000
Permit #:
200504150145
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Install new supply + returen diffusers. install 3 new fsd -s in corridor 4th floor (rear bldg)
Valuation:
$13,500
Permit #:
200403259626
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Install 3 stand alone fsd's 4th floor wing with built in smoke detectors/it is a new revision to
Valuation:
$1
Permit #:
200405264883
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Install new supply & return air diffusers install fsd's in corridor at 2nd floor only bathroom & corrido
Valuation:
$18,500
Permit #:
200311251154
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Office - install new supply & return diffusers
Valuation:
$27,000
Permit #:
200508150228
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Permit value$15.8k stucco and new replacement windows in front of building
Valuation:
N/A
Permit #:
B0202428
Status:
EXPIRED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install oxygen tank pad & piping
Valuation:
N/A
Permit #:
BP67332
Status:
issued
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Adobe lumber - structural retrofit
Valuation:
N/A
Permit #:
BP66649
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace (e) (4) roof top package gas/electric with like. #1-4ton #2-3ton #3-3ton #4-2ton
Valuation:
N/A
Permit #:
PM20181114618
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace e supply air grills/diffusers at 3rd floor
Valuation:
$10,000
Permit #:
200210300346
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
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Verified License
BuildZoom confirmed this contractor's license
Trans Bay Air License info
Verified License
| License # | 809545 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Trans Bay Air at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 444104 |
| Status | Inactive |
| State | California |
| Type | General Building, Concrete |
| Business Type | Sole Ownership |
- 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 Trans Bay Air 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 | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
Trans Bay Air Employees
BE
Benjamin Herbert Edwards
Rmo / Ceo / Pres
LV
Lawrence Arthur Viger
Owner