Updated: Jul 04, 2026
Location and Projects
Address
8380 Church St, Gilroy, CA, 95020
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Duerr Heating and Air Conditioning
Duerr Heating and Air Conditioning at 8380 Church St, Gilroy, CA 95020, held a HVAC/Mechanical Contractor license (#748183) with the California contractors license board with an expiration date of 05-31-2027. We last verified the license was suspended on 07-03-2026.
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.
Duerr Heating and Air Conditioning Services
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Duerr Heating and Air Conditioning Contact Information
Phone Number: (408) 782-9877
Address: 8380 Church St, Gilroy, CA 95020
Duerr Heating and Air Conditioning Gilroy
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Duerr Heating and Air Conditioning, log in and update your license info in the “Edit Profile” tab.
Activity
|
2 projects
|
2025 |
|
3 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Duerr Heating and Air Conditioning has worked on at least
6.0 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
|
6 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Duerr Heating and Air Conditioning mostly works on
hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
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 Duerr Heating and Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacement of (13) rooftop package units
Valuation:
$195,893
Permit #:
B24-0026
Status:
final
Fee:
$1,315
Permit Type:
Furnace
Building Type:
N/A
Scope of work: -install hvac in home -install new heat pump air handler in attic (3rd floor) -install new air conditioning outdoor heat pump unit on 2nd floor balcony balcony -install new duct work in (3rd floor) to service entire 2nd floor (all rooms)
Valuation:
$279
Permit #:
2019 150794 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Installation of wall furnace
Valuation:
$5,465
Permit #:
M25-002
Status:
final
Fee:
$121
Permit Type:
N/A
Building Type:
N/A
1) remove 5 existing roof top units including roof top mechanical ducting and remove one condensing uint on roof 2) install three new package units and two new gass-electric units using exisitng roof openings 3) install new roof top mechanical condensate lines
Valuation:
$58,205
Permit #:
2019 133642 CI
Status:
applied
Fee:
N/A
Permit Type:
Restaurant
Building Type:
N/A
Remove and replace (4) remote terminal unit like for like in same location adapt and upgrade all existing electrical and rooftop penetrations to serve the units provide repairs to existing electrical conduit on rooftop where damaged provide system startup on all new equipment
Valuation:
$32,614
Permit #:
2018 138824 CI
Status:
filed
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Remove and replace (4) remote terminal unit like for like in same location adapt and upgrade all existing electrical and rooftop penetrations to serve the units provide repairs to existing electrical conduit on rooftop where damaged provide system startup on all new equipment
Valuation:
$32,614
Permit #:
2019 100421 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Alteration to replace existing rooftop air conditioning units with new units to include disconnection of units replacement of ductwork and reconnection. upgrade of existing service outlets gfci and replacement of new condensate lines with new copper piping
Valuation:
$55,010
Permit #:
BLD2019-00575
Status:
final
Fee:
$1,603
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 099519 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Installation of (4) heating units into cultivation facilities
Valuation:
$60,000
Permit #:
APP210098
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scope of work 1)remove/reinstall (4) existing package unit and (4) exhaust fans 2) r/r (2) kitchen makeup air units 3) install (n) condensate lines to sanitary sewer 4) replace damage rooftop ductwork
Valuation:
$38,315
Permit #:
2019 145828 CI
Status:
filed
Fee:
N/A
Permit Type:
Restaurant
Building Type:
N/A
Removal of units for re-roofing. installation of new units
Valuation:
$23,000
Permit #:
BLD2021-61926
Status:
final
Fee:
$3,483
Permit Type:
N/A
Building Type:
N/A
Rooftop hvac units. 1) remove (2) rooftop hvac units and install (2) new ductless mini-split systems in 2 units with buildings 2) replace (1) rooftop hvac unit with same modle and weight
Valuation:
N/A
Permit #:
2018 121045 CI
Status:
filed
Fee:
N/A
Permit Type:
Retail
Building Type:
N/A
Installation of new single sided wall furnace
Valuation:
$1,995
Permit #:
BLD24-00680
Status:
final
Fee:
$395
Permit Type:
N/A
Building Type:
N/A
Remove and replacement of (5) built up rooftop
Valuation:
$127,755
Permit #:
19080114
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning unit
Valuation:
$13,610
Permit #:
MECH2021-0072
Status:
final
Fee:
$339
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2024 102726 CI
Status:
issued
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Remove and re-install rooftop package units
Valuation:
N/A
Permit #:
BLD2018-01300
Status:
plancheck
Fee:
$116
Permit Type:
N/A
Building Type:
N/A
Replace furnace and addition air conditioning unit
Valuation:
$6,626
Permit #:
MECH2020-0039
Status:
final
Fee:
$333
Permit Type:
N/A
Building Type:
N/A
Replace furnace and addition air conditioning unit
Valuation:
$8,222
Permit #:
MECH2020-0034
Status:
final
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Commercial green house related : installation of (8) greenhouse gas heating systems 818 kbtu input. installation gas piping connections from recently stubbed gas lines to serve new units including new disconnects and gas valves. installation trunk line ductwork and manual balancing dampers for (6) 100 ft. long runs of 12 diameter poly tubing runs for each heating system. installation ... see more
Valuation:
$120,000
Permit #:
19CP00930
Status:
final
Fee:
$1,326
Permit Type:
N/A
Building Type:
N/A
Duerr Heating and Air Conditioning Reviews
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Duerr Heating and Air Conditioning License info
Inactive License
| License # | 748183 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership, 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.
Check this license's status for Duerr Heating and Air Conditioning 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 Duerr Heating and Air Conditioning, log in and update your license info in the “Edit Profile” tab.
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Insurance Company Of The West |
51
Permits
- Building permit records show that Duerr Heating and Air Conditioning has worked on 51 permitted projects.
Duerr Heating and Air Conditioning Employees
DD
David Laurence Duerr
Rmo / Ceo / Pres