Updated: May 22, 2026
Location and Projects
Address
1258 NORTH UNION STREET, Stockton, CA, 95205
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Environmental Mechanical Services Inc
Environmental Mechanical Services Inc, 1258 N Union St, Stockton, CA (Employees: Arthur William Luce, Evan Dan Oldham, and Robert Christpoher Dalton Jr) holds a Warm Air Heating, Ventilating And Air Conditioning license and 1 other license according to the California license board.
Their BuildZoom score of 107 ranks in the top 6% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Environmental Mechanical Services Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Environmental Mechanical Services Inc Services
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Environmental Mechanical Services Inc Contact Information
Phone Number: (209) 465-5510
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Address: 1258 NORTH UNION STREET, Stockton, CA 95205
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Environmental Mechanical Services Inc Stockton
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Environmental Mechanical Services Inc has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
10 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Environmental Mechanical Services Inc has worked on at least
21.0 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
|
20 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Environmental Mechanical Services Inc mostly works on
hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
7 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $14,600. 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.
Building Permits by Environmental Mechanical Services Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Epc - change out package unit like-for-like. replacement to be with unit that is a lighter weight than existing scope updated at cycle 2 to include replace interior and exterior finishes like for like. calculate roof framing capacity at existing roof framing indoor lighting and damaged electrical and insulation
Valuation:
$40,000
Permit #:
COM-2502637
Status:
issued
Fee:
$1,569
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$10,400
Permit #:
BP25-05630
Status:
issued
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out w/new ducts roof mount to roof mount. units c d e - the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. cfm output of each system is <2 000 cfm building has fire sprinkler system (no) building has fire alarm system (no). # of systems is 3
Valuation:
$64,800
Permit #:
BP24-07987
Status:
expired
Fee:
$552
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out w/new ducts split system to split system. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$15,440
Permit #:
BP24-07827
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. cfm output of each system is <2 000 cfm building has fire sprinkler system (yes) building has fire alarm system (yes). # of systems is 2
Valuation:
$20,680
Permit #:
BP24-03732
Status:
expired
Fee:
$367
Permit Type:
N/A
Building Type:
N/A
Aa: change-out w/new ducts furnace and coil only to furnace and coil only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$15,000
Permit #:
BP24-00689
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out w/new ducts roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$14,200
Permit #:
BP24-07831
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out split system to split system. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$9,400
Permit #:
BP24-05202
Status:
canceled
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out split system to split system. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$9,400
Permit #:
BP24-00508
Status:
expired
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$7,000
Permit #:
BP24-03768
Status:
expired
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
Aa: units f & g - change-out roof mount to a roof mount. cfm output of each system is <2 000 cfm building has fire sprinkler system (no) building has fire alarm system (no). # of systems is 2
Valuation:
$24,800
Permit #:
BP24-08546
Status:
final
Fee:
$367
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$5,000
Permit #:
BP23-05914
Status:
expired
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out split system to split system. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$7,400
Permit #:
BP22-09697
Status:
expired
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out roof mount to roof mount. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$8,000
Permit #:
BP22-06354
Status:
expired
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Package unit changeout - like for like
Valuation:
$254,000
Permit #:
M24-00621
Status:
issued
Fee:
$299
Permit Type:
HVAC ground mount...
Building Type:
N/A
E-permit: change-out gas/electric (roof mount) to gas/electric (roof mount). the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$8,400
Permit #:
BP21-09658
Status:
expired
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Aa: change-out roof mount to a roof mount. cfm output of each system is <2, 000 cfm building has fire sprinkler system (yes) building has fire alarm system (yes)
Valuation:
$12,000
Permit #:
BP20-00517
Status:
expired
Fee:
$351
Permit Type:
N/A
Building Type:
N/A
Condenser changeout only - like for like - location: ground
Valuation:
$3,900
Permit #:
B2024-1700
Status:
expired
Fee:
$105
Permit Type:
Residential
Building Type:
N/A
Replace hvac at single family residence
Valuation:
N/A
Permit #:
OTC-MECH-2503397
Status:
complete
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Replace split system like for like garage & yard
Valuation:
$5,000
Permit #:
B2024-1290
Status:
expired
Fee:
$120
Permit Type:
HVAC changeout
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Environmental Mechanical Services Inc License info
Verified License
| License # | 611549 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Environmental Mechanical Services 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 # | 649934 |
| 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 Environmental Mechanical Services Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
252
Permits
- Building permit records show that Environmental Mechanical Services Inc has worked on 252 permitted projects.
Environmental Mechanical Services Inc Employees
AL
Arthur William Luce
Ceo / President
EO
Evan Dan Oldham
Rmo
RJ
Robert Christpoher Dalton Jr
Officer