Updated: May 30, 2026
Location and Projects
Address
724 ALFRED NOBEL DRIVE, Hercules, CA, 94547
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City Mechanical Inc
City Mechanical Inc, 724 Alfred Nobel Dr, Hercules, CA (Employees: Ronald Alan Tinkey, Russell Lauen Will Jr, and Russell Laven Will Jr) holds a Warm Air Heating, Ventilating And Air Conditioning, Boiler, Hot Water Heating And Steam Fitting, Refrigeration, Plumbing license and 2 other licenses according to the California license board.
Their BuildZoom score of 114 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring City Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
City Mechanical Inc Contact Information
Phone Number: (415) 742-6380
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Address: 724 ALFRED NOBEL DRIVE, Hercules, CA 94547
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City Mechanical Inc Hercules
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
City Mechanical Inc has a BuildZoom score of 114, which places them above 98% of 336,931 contractors in California.
Activity
|
51 projects
|
2025 |
|
50 projects
|
2024 |
|
58 projects
|
2023 |
Our building permit records indicate that City Mechanical Inc has worked on at least
159.0 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
|
9 projects
|
Commercial Renovations |
|
29 projects
|
HVAC projects |
|
5 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that City Mechanical Inc mostly works on
hvac project
and commercial renovation
projects.
Pricing
|
2 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
5 projects
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $40,000. This graph shows the distribution of these job values.
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 2pb; excavate up to 4ft in depth to expose existing sewer lateral. install new house trap within 24 of the curb and install new sewer lateral for california college of the arts
Valuation:
N/A
Permit #:
PW20250417601
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac improvements
Valuation:
$994,652
Permit #:
MECC-2025-0003
Status:
complete
Fee:
$1,087
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; pull permit for the installation of (1) 3/4 watts 2000bm3 dc serial#22538 backflow prevention assembly on the fire bypass water service located in the air compressor room installed by others
Valuation:
N/A
Permit #:
PW20250624142
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 6pa; rough-in and trim for two new hand sinks per health department provide water and drain line for new glass washer at existing bar modify gas piping for new appliances as needed and furnish and install one new 50 gallon gas water heater in mezzanine level for bon delire restaurant suite 3-101 at pier 3
Valuation:
N/A
Permit #:
PW20240606332
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; modify existing medium pressure gas piping to accommodate seven (7) new hvac ceiling units with new shut-off valves and new gas regulators and furnish and install one new 2inch earthquake valve on the outside incoming supply line. retest entire gas piping for the building
Valuation:
N/A
Permit #:
PW20230328766
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; excavate up to 10ft in depth to expose the existing house trap and fresh air vent on the sanitary sewer reconfigure fresh air vent to allow proper drain maintenance
Valuation:
N/A
Permit #:
PW20250716639
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; decommission (1) backflow device (sn#f0602021829) and replace with (1) new wilkins 4inch backflow device sn#4409e
Valuation:
N/A
Permit #:
PW20250106093
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; replace existing leaking and rotting out grease trap for 3 compartment sink with new grease trap of equal capacity requirements in same location connecting to existing piping in suite #5 restaurant kitchen
Valuation:
N/A
Permit #:
PW20230620908
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; furnish and install a new 1-inch gas line from the existing gas meter up the back of house and into unit #5 re-pipe the new gas line to the water heater gas dryer stove and wall heater (for unit #5)
Valuation:
N/A
Permit #:
PW20230613760
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 6pb; provide new waste vent hot and cold water hot water return and gas piping to new fixture locations above floor only connecting to existing building utilities (no work below floor) for joyride pizza
Valuation:
N/A
Permit #:
PW20240221768
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical improvements
Valuation:
$184,400
Permit #:
MP25-0026
Status:
issued
Fee:
$7,600
Permit Type:
HVAC replacement
Building Type:
N/A
Installation of new split heat pump systems serving ballroom and drinking bar new outside air fan and control dampers
Valuation:
$189,000
Permit #:
202208291458
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
08 - club
Work category: 5p; install temporary direct water supply connection to the reclaimed water booster pump to bypass the air gap indirection to the cistern tank while cistern tank is resealed and waterproofed
Valuation:
N/A
Permit #:
PW20241009233
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; furnish and install hot cold water piping and drain piping for new kitchen equipment (glass washer ice maker and dishwasher) install new floor sinks and floor drain for gluglu wine bar
Valuation:
N/A
Permit #:
PW20230224983
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; furnish and install (1) new watts 1/2 backflow assembly (sn#38767) for steam boiler. decommission (1) backflow (sn#lu489) removed by others
Valuation:
N/A
Permit #:
PW20250820451
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; 800 beach - register (2) new backflows sn#n2306280904 & sn2306280909 installed by others
Valuation:
N/A
Permit #:
PW20250114302
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replace defective clay sewer piping between the house and side walk curb with new no-hub cast iron piping and stainless bands. furnish and install one new sf house-trap and new vertical fresh air vent to grade connecting to street main sewer line at the curb
Valuation:
N/A
Permit #:
PW20230907942
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; suite 1800 - rough-in and trim out one new break room sink waste vent hot and cold water connecting to existing building utilities. hook up owner supplied dishwasher and refrigerator
Valuation:
N/A
Permit #:
PW20230523223
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; replace domestic water backflow device (old sn#b4164) with new zurn 350astr sn#4580
Valuation:
N/A
Permit #:
PW20250417604
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 8p; domestic water heater #1 replacement a.o smith model #bth 300a 200 serial# 1601m00802
Valuation:
N/A
Permit #:
PW20250131764
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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City Mechanical Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
City Mechanical Inc License info
Verified License
| License # | 622065 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Boiler, Hot Water Heating And Steam Fitting, Refrigeration, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for City 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 # | NAT-F224791-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, 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 City Mechanical Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 567465 |
| 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 City Mechanical Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Department Of Industrial Relations |
678
Permits
- Building permit records show that City Mechanical Inc has worked on 678 permitted projects.
City Mechanical Inc Employees
RT
Ronald Alan Tinkey
Rmo
RJ
Russell Lauen Will Jr
Ceo / President
RJ
Russell Laven Will Jr
Sole Owner