Updated: Apr 25, 2026
Location and Projects
Address
3073 SHILOH ROAD, Suisun City, CA, 94585
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Delta Mechanical
Delta Mechanical at 3073 SHILOH ROAD, Suisun, CA 94585, held a HVAC/Mechanical Contractor license (#844432) with the California contractors license board with an expiration date of 08-31-2012. We last verified the license was expired on 04-24-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Delta Mechanical Contact Information
Phone Number: (707) 249-5791
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Address: 3073 SHILOH ROAD, Suisun, CA 94585
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Delta Mechanical Suisun
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Delta Mechanical, click “This is My Business” to update your information.
Activity
|
6 projects
|
2025 |
Our building permit records indicate that Delta Mechanical has worked on at least
6.0 projects over the past year.
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.
Pricing
|
6 projects
|
< $5k |
The typical size of their permits is approximately $2,200. 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.
50 gallon natural gas water heater replacement like for like in garage
Valuation:
$2,300
Permit #:
PLMR-25-0071
Status:
issued
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
50 gallon natural gas water heater replacement like for like in garage
Valuation:
$2,150
Permit #:
PLMR-25-0069
Status:
complete
Fee:
$98
Permit Type:
N/A
Building Type:
N/A
40 gallon lp water heater replacement like for like in garage
Valuation:
$2,100
Permit #:
PLMR-25-0083
Status:
issued
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Replace air conditioning & furnace - 95% eff
Valuation:
$16,202
Permit #:
BLDG-13-1024
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Install new 9k and 6k btu airhandlers and new 110v electircal to panel
Valuation:
$3,014
Permit #:
BLDG-14-0987
Status:
complete
Fee:
$167
Permit Type:
N/A
Building Type:
N/A
Replace standard water heater (tank) with tankless water heater
Valuation:
$3,643
Permit #:
BLDG-13-0242
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Install package unit change out air conditioning & coil - furnace single stage 90%
Valuation:
$5,800
Permit #:
BLDG-14-0428
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replace 2.5 ton air conditioning coil and furnace
Valuation:
$9,536
Permit #:
BLDG-13-0525
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Furnace replacement - 97% eff
Valuation:
$3,565
Permit #:
BLDG-13-1023
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Gas water heater changeout
Valuation:
$1,079
Permit #:
BLDG-13-0792
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
New 40 gal water heater
Valuation:
$1,301
Permit #:
BLDG-14-1195
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Install tankless water heater 180k btu. (existing gas line and electrical will be used.)
Valuation:
N/A
Permit #:
BLD2013-01719
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace (e) furnace w/80k btu 95% efficiency. same location
Valuation:
$6,062
Permit #:
BLDG-13-1145
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Replace 40 gal water heater like for like
Valuation:
$1,049
Permit #:
BLDG-13-1239
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Installing (2) furnaces-45k btu each new ducting 93%
Valuation:
$10,971
Permit #:
BLDG-14-0041
Status:
complete
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Hvac install - 70k btu 96% eff. installed in attic
Valuation:
$7,826
Permit #:
BLDG-14-0212
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace 110k btu 96% eff
Valuation:
$6,315
Permit #:
BLDG-13-1314
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Remove and replace with tankless water heater
Valuation:
$1,000
Permit #:
BLDG-13-1383
Status:
complete
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Replace furance like for like
Valuation:
$4,877
Permit #:
BLDG-15-0356
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Furnace install 70 btu- 93% eff
Valuation:
$4,000
Permit #:
BLDG-14-0116
Status:
complete
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
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Delta Mechanical Reviews
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Delta Mechanical License info
Inactive License
| License # | 844432 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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 Delta Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Delta Mechanical, click “This is My Business” to update your information.
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $12,500 |
28
Permits
- Building permit records show that Delta Mechanical has worked on 28 permitted projects.
Delta Mechanical Employees
GT
Gregory Arnold Tonnesen
Sole Owner