Updated: May 18, 2026
Location and Projects
Address
1038 THURMAN STREET, Lodi, CA, 95240
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Koehler Heating & Air Conditioning
Koehler Heating & Air Conditioning, 1038 Thurman St, Lodi, CA (Owned by: Gregory John Koehler) holds a Warm Air Heating, Ventilating And Air Conditioning license and 2 other licenses according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Koehler Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Koehler Heating & Air Conditioning Services
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Koehler Heating & Air Conditioning Contact Information
Phone Number: (909) 734-4963
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Address: 1038 THURMAN STREET, Lodi, CA 95240
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Building Permits by Koehler Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Hvac c/o like for like split (ground/garage)
Valuation:
N/A
Permit #:
B2025-0187
Status:
final
Fee:
$120
Permit Type:
HVAC changeout
Building Type:
N/A
Aa: change-out gas/electric (split system) to a gas/electric (split system)
Valuation:
$13,777
Permit #:
BP21-02986
Status:
final
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Hvac c/o 3 ton 80% furnace coil and 14 seer
Valuation:
$10,951
Permit #:
200720
Status:
final
Fee:
N/A
Permit Type:
HVAC
Building Type:
N/A
Hvac replace existing split system air conditioning on ground furnace i
Valuation:
N/A
Permit #:
20191799
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Replace roof top hvac unit like for like
Valuation:
$9,600
Permit #:
20190825
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Hvac pkg unit change out on roof like for like
Valuation:
$8,200
Permit #:
20181589
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Hvac pkg unit change out on roof like for like
Valuation:
$7,900
Permit #:
20181588
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Hvac changeout package unit on roof
Valuation:
N/A
Permit #:
20180531
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Hvac changeout package unit on roof
Valuation:
$11,000
Permit #:
20180530
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Replacing existing r-4 flex ducts with uninsulated ducts at
Valuation:
N/A
Permit #:
20150244
Status:
final
Fee:
$79
Permit Type:
N/A
Building Type:
N/A
Triplex replace hvac package unit on roof
Valuation:
$7,751
Permit #:
20171321
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Aa: change-out w/new ducts split system to a split system
Valuation:
$9,300
Permit #:
BP17-01830
Status:
final
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Aa: change-out w/new ducts split system to a split system
Valuation:
$9,300
Permit #:
BP17-01830
Status:
final
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace air conditioning unit and ducting under the floor - using york equipment - furnace 97% eff - air conditioning is 14.5 seer- new alum. flex duct is r-6
Valuation:
N/A
Permit #:
BIM11-000990
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Aa: change-out w/new ducts split system to a split system
Valuation:
$9,300
Permit #:
BP17-01830
Status:
final
Fee:
$176
Permit Type:
N/A
Building Type:
Residential
Replace existing hvac unit on roof
Valuation:
$6,000
Permit #:
20162969
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Replace hvac to existing single family residence
Valuation:
N/A
Permit #:
BP-1401714
Status:
complete
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace air conditioning unit and ducting under the floor - using york equipment - furnace 97% eff - air conditioning is 14.5 seer- new alum. flex duct is r-6
Valuation:
N/A
Permit #:
BIM11-000990
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Hvac change out - pkg unit - same location
Valuation:
N/A
Permit #:
20151207
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
Change out hvac split system
Valuation:
N/A
Permit #:
20150243
Status:
final
Fee:
$100
Permit Type:
HVAC changeout
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Koehler Heating & Air Conditioning License info
Verified License
| License # | 1004814 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Koehler Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 466489 |
| 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 Koehler Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 282251 |
| 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 Koehler Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Indemnity Company Of California |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
39
Permits
- Building permit records show that Koehler Heating & Air Conditioning has worked on 39 permitted projects.
Koehler Heating & Air Conditioning Employees
FK
Frank Koehler
Sole Owner
FK
Frank Koehler
Sole Owner
GK
Gregory John Koehler
Owner
TK
Timothy John Koehler
Owner