Updated: May 01, 2026
Location and Projects
Address
3117 KEN DEREK LN, Placerville, CA, 95667
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Environmental Technology & Control Syste HVAC/Mechanical Contractor
Environmental Technology & Control Syste at 3117 KEN DEREK LN, Placerville, CA 95667, held a HVAC/Mechanical Contractor license (#985504) with the California contractors license board with an expiration date of 07-31-2023. We last verified the license was expired on 04-30-2026.
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.
Environmental Technology & Control Syste Services
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Environmental Technology & Control Syste Contact Information
Phone Number: (916) 209-6597
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Address: 3117 KEN DEREK LN, Placerville, CA 95667
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Environmental Technology & Control Syste Placerville
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Environmental Technology & Control Syste, click “This is My Business” to update your information.
Activity
|
1 project
|
2023 |
Our building permit records indicate that Environmental Technology & Control Syste has worked on at least
1.0 project 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.
Pricing
|
1 project
|
$5k-$20k |
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 Technology & Control Syste
This is a sample of this contractor's permits. Click here to access their complete permit history.
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2022-12-30
Remove existing 5 ton package heat pump and install new 5 ton heat pump with curb adaptor
Valuation:
$11,500
Permit #:
MISC2022-02058
Status:
canceled
Fee:
$459
Permit Type:
N/A
Building Type:
N/A
C/o hvac gas split system
Valuation:
$11,000
Permit #:
22-04244
Status:
final
Fee:
$301
Permit Type:
Residential mecha...
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2023-02-14
Cm-12: hvac changeout like for like 3 ton package heatpump roofmount system 14 seer 8.0 hspf no duct change existing system
Valuation:
$9,785
Permit #:
MISC2022-01199
Status:
complete
Fee:
$511
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. not
2021-09-22
Hvac changeout like for like 2 ton gas package unit on roof 14 seer no duct change existing ductwork
Valuation:
$7,800
Permit #:
MISR2021-07786
Status:
complete
Fee:
$443
Permit Type:
N/A
Building Type:
N/A
Hvac like for like 3 ton changeout
Valuation:
$8,000
Permit #:
22-04986
Status:
final
Fee:
$301
Permit Type:
HVAC replacement
Building Type:
N/A
Replace furnace in attic and air conditioning outside
Valuation:
N/A
Permit #:
1408-0040
Status:
final
Fee:
$52
Permit Type:
Residential
Building Type:
N/A
Change out hvac split system
Valuation:
N/A
Permit #:
A15-174
Status:
final
Fee:
N/A
Permit Type:
Residential mecha...
Building Type:
N/A
Hvac changeout package unit roof mount 13seer
Valuation:
$7,700
Permit #:
2015-00407
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish four structures
Valuation:
$0
Permit #:
BDE990129
Status:
FINAL
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Demolish of residence
Valuation:
N/A
Permit #:
00139799-DEM
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish of single family dwelling
Valuation:
N/A
Permit #:
00021088-RMO
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
9611-108
Status:
SUBMITTED
Fee:
$101
Permit Type:
Demolish residence
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
9510-029
Status:
issued
Fee:
$50
Permit Type:
Commercial
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2015-07-24
6 inspections- replace 2 hvac split system horizontal flow attic furnace and rear yard and side house condensor locations. 5 ton 60, 000 btu and 2.5 ton 30000 btu
Valuation:
$22,300
Permit #:
MISR2015-04941
Status:
expired
Fee:
$616
Permit Type:
N/A
Building Type:
N/A
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Environmental Technology & Control Syste License info
Inactive License
| License # | 985504 |
| 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 Environmental Technology & Control Syste 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 Environmental Technology & Control Syste, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
12
Permits
- Building permit records show that Environmental Technology & Control Syste has worked on 12 permitted projects.
Environmental Technology & Control Syste Employees
MU
Michael James Ulch
Sole Owner
MU
Michael Ulch
Owner