Updated: Apr 29, 2026
Location and Projects
Address
404 7TH STREET, Oakley, CA, 94561
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Stevenson Mechanical Inc
Stevenson Mechanical Inc, 404-7 Th St, Oakley, CA (Employees: John Alan Di Matteo, Kelly Ranae Stevenson, and Sharon Jeannette Di Matteo) holds a Warm Air Heating, Ventilating And Air Conditioning license and 1 other license according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Stevenson Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Stevenson Mechanical Inc Contact Information
Phone Number: (925) 634-0282
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Address: 404 7TH STREET, Oakley, CA 94561
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Stevenson Mechanical Inc Oakley
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Stevenson Mechanical Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
6 projects
|
2025 |
|
2 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Stevenson Mechanical Inc has worked on at least
9.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
4 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Stevenson Mechanical Inc mostly works on
hvac project
projects.
Pricing
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Stevenson Mechanical Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
(n) installation type 1 commercial kitchen hood installation complete with ducting and fans. anello family crab & seafood restaurant (correct address is 1820-a westshore rd bodega bay ca 94923)
Valuation:
N/A
Permit #:
BLD25-1860
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; installation of gas fireplace and necessary flue piping
Valuation:
N/A
Permit #:
PMW20250320899
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5m; supply and install type 1 hood exhaust fan make up air double wall grease duct diffuser and wall liner under hood
Valuation:
N/A
Permit #:
PMW20240925870
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove (e) type 2 hood and replace w (n) type 1 & associated ducting + electrical t.d. 11/29/23
Valuation:
$38,410
Permit #:
175752
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Work category: 5m; type 2 hood system
Valuation:
N/A
Permit #:
PMW20250424780
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor fire repair: repair fire and water damaged framing and finishes. construct new kitchen wall repair sheathing. restore wall floor ceiling finishes. install new mechanical exhaust and intake for hood. replace damaged electrical panel and circuits. replace gas piping
Valuation:
$80,970
Permit #:
B2019-04880
Status:
final
Fee:
$5,326
Permit Type:
N/A
Building Type:
N/A
Work category: 5m; inspection of refrigeration lines to heat pump units
Valuation:
N/A
Permit #:
PMW20221012646
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(m) - mechanical - 3+ residential units or commercial (building)
2019-06-24
Mechanical 728sf addition to (e) commercial structure to create full service restaurant. - install (3) type 1 hoods (1) type 2 (1) make-up air (5) bathroom fans (5) exhaust fans
Valuation:
N/A
Permit #:
M1802374
Status:
final
Fee:
$1,355
Permit Type:
N/A
Building Type:
N/A
#scanned# install 22kw generator and 100a automatic transfer switch - plans were accidentally stamped by city of redwood city
Valuation:
N/A
Permit #:
BLD2019-02563
Status:
final
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Remove & replace evaporative cooler (like for like)
Valuation:
N/A
Permit #:
B22-1160
Status:
issued
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Work category: 5m; refrigerant lines
Valuation:
N/A
Permit #:
PMW20221102241
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 3 rooftop hvac package units & 1 evaporative cooler
Valuation:
N/A
Permit #:
B21-2372
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
(m) - mechanical - 3+ residential units or commercial (building)
2019-07-02
Mechanical for tenant improvement for a ground floor restaurant at mixed use building.(suite 101)
Valuation:
N/A
Permit #:
M1900345
Status:
final
Fee:
$1,038
Permit Type:
N/A
Building Type:
N/A
Mechanical t. i interior remodel for wholesale coffee roasting equipment new gas vault new main in existing overhead door replace window panes with tempered glass new commercial prep kitchen and new accessible bathrooms per plans and engineered calcs. zc151345 rev # 1 interior revision 06/02/16
Valuation:
N/A
Permit #:
M1601495
Status:
final
Fee:
$419
Permit Type:
N/A
Building Type:
N/A
Unit f: interior tenant improvement. replace existing hood with new hood. class 1 hood electrical extend existing gas line for new cooking equipment. new exhaust fan new makeup air unit. maher not required
Valuation:
$55,000
Permit #:
201407211730
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
16 - manufacturing
Install new mechanical heating & ventilation system for a new full service restaurant & bar. ref pa #2013.03.27.3125. install kitchen grease exhaust and make - up air system. maher ordinance # 155-13 does not apply
Valuation:
$20,000
Permit #:
201309066201
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Commercial tenant improvement. for new restaurant comal next door in existing restaurant space
Valuation:
$138,801
Permit #:
B2017-03777
Status:
final
Fee:
$7,323
Permit Type:
N/A
Building Type:
N/A
(m) - mechanical - 3+ residential units or commercial (building)
2015-11-10
Mechanical for tenant improvement. for commercial kitchen remodel; 2 c0mmercial hoods into 1 exhaust system make up air for hoods gas test/med
Valuation:
N/A
Permit #:
M1501432
Status:
final
Fee:
$616
Permit Type:
N/A
Building Type:
N/A
Minor permit for reroof hvac water heater seismic gas shut-off valve. (r-3 occupancies only)
2022-07-21
Remove and replace the existing 5 ton carrier rooftop heat & air conditioning unit with a new 5 ton york unit like for like
Valuation:
N/A
Permit #:
B2022-03372
Status:
issued
Fee:
$127
Permit Type:
N/A
Building Type:
N/A
Remove and replace 2 rooftop package units rtu3 & 4
Valuation:
N/A
Permit #:
B21-02669
Status:
final
Fee:
$15,906
Permit Type:
Commercial
Building Type:
N/A
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Stevenson Mechanical Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Stevenson Mechanical Inc License info
Verified License
| License # | 783316 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Stevenson Mechanical 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 # | 755095 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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 Stevenson Mechanical Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
93
Permits
- Building permit records show that Stevenson Mechanical Inc has worked on 93 permitted projects.
Stevenson Mechanical Inc Employees
JM
John Alan Di Matteo
Rmo/Ceo/Pres
KS
Kelly Ranae Stevenson
Officer
SM
Sharon Jeannette Di Matteo
Officer
WS
Wayne Arthur Stevenson
Qualify Partner