Updated: Jun 23, 2026
Location and Projects
Address
7810 KIMBERLY STREET, Commerce City, CO, 80022
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Z&K Heating & Air Conditioning
Z&K Heating & Air Conditioning, 7810 Kimberly St, Commerce City, CO (Owned by: Graham Norman Z) holds a Mechanical A license and 8 other licenses according to the Douglas County license board.
Their BuildZoom score of 94 ranks in the top 24% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Z&K Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Z&K Heating & Air Conditioning Services
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Z&K Heating & Air Conditioning Contact Information
Phone Number: (727) 862-2100
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Address: 7810 KIMBERLY STREET, Commerce City, CO 80022
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Z&K Heating & Air Conditioning Reviews
5 out of 5 stars, based on
1
review
-
By StacyJanuary 17, 2013
Building Permits by Z&K Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Air conditioning condenser: installation of exterior air conditioning condenser only
Valuation:
$3,400
Permit #:
13-2490
Status:
final
Fee:
$65
Permit Type:
Air conditioner
Building Type:
N/A
Furnace & air conditioning coil m: replace furnace (75 000 btu's 80% eff
Valuation:
$3,400
Permit #:
13-0110
Status:
final
Fee:
$205
Permit Type:
Furnace and air c...
Building Type:
N/A
Furnace/mechanical: replace furnace 75 000 btu's 80% effi
Valuation:
$2,750
Permit #:
13-0551
Status:
final
Fee:
$113
Permit Type:
Furnace
Building Type:
N/A
Furnace m: replace furnace 75 000 btu's 80% efficient
Valuation:
N/A
Permit #:
14-2340
Status:
final
Fee:
N/A
Permit Type:
Furnace
Building Type:
N/A
Furnace m: replace furance 75 000 btu's 80% efficient
Valuation:
N/A
Permit #:
14-2341
Status:
final
Fee:
N/A
Permit Type:
Furnace
Building Type:
N/A
Replace 75k btu 80% eff furnace and 40 gal water heater
Valuation:
$3,250
Permit #:
850979
Status:
N/A
Fee:
$115
Permit Type:
Counter
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2005-MECH-0005144422
Status:
approved
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2005-MECH-0005145361
Status:
approved
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
New air conditioning em: install new 3.5 ton air conditioning unit
Valuation:
$5,200
Permit #:
14-2973
Status:
final
Fee:
$180
Permit Type:
Air conditioner
Building Type:
N/A
Replace exisitng furn with new 75k btu furnance. contractor
Valuation:
N/A
Permit #:
05-2190
Status:
final
Fee:
N/A
Permit Type:
Furnace replacement
Building Type:
N/A
Furn rpl m: replace 75 ooo btu/hr furnace
Valuation:
$1,975
Permit #:
13-4165
Status:
final
Fee:
$98
Permit Type:
Furnace
Building Type:
N/A
Repl 120k btu 95% n-dv furnace
Valuation:
$4,050
Permit #:
RMIS14-00934
Status:
final
Fee:
$110
Permit Type:
Furnace
Building Type:
N/A
Replace 75k btu furnace
Valuation:
$2,400
Permit #:
M*1400704*1
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$2,000
Permit #:
00425332
Status:
N/A
Fee:
$35
Permit Type:
Change of contractor
Building Type:
N/A
Replace 75k fa 80% furnace
Valuation:
$3,090
Permit #:
843236
Status:
N/A
Fee:
$115
Permit Type:
Counter
Building Type:
N/A
Replace 75k btu furnace
Valuation:
$1,975
Permit #:
M*1305084*1
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace furnace 75k btu's 80% efficient
Valuation:
$2,765
Permit #:
M12-0083
Status:
final
Fee:
$130
Permit Type:
Single family det
Building Type:
N/A
80% 75k btu
Valuation:
$2,500
Permit #:
RMIS14-00109
Status:
final
Fee:
$83
Permit Type:
Furnace
Building Type:
N/A
No Description Available
Valuation:
$6,325
Permit #:
00007235
Status:
N/A
Fee:
$75
Permit Type:
Repair / replace
Building Type:
N/A
Replace 50k vbtu 80% eff furnace
Valuation:
$2,000
Permit #:
712024
Status:
N/A
Fee:
$81
Permit Type:
Counter
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Z&K Heating & Air Conditioning License info
Verified License
| License # | MA090270 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Z&K Heating & Air Conditioning at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CO3455 |
| Status | Active |
| State | Colorado |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Z&K Heating & Air Conditioning at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 23710 |
| Status | Active |
| City | Thornton |
| Type | Mechanical |
- When BuildZoom last verified this license, it had an expiration date of February, 2017. Check the current license status of Z&K Heating & Air Conditioning with the Thornton City Development Contractor License
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 09-0018 |
| Status | Inactive |
| Town | Castle Rock |
| Type | Mechanical |
- According to the Castle Rock Town, Colorado, 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 Z&K Heating & Air Conditioning at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
- According to the City and County of Denver Community Planning and Development, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC4754 |
| Status | Inactive |
| City | Arvada |
| Type | Contractor |
- According to the The City of Arvada, Colorado, 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 Z&K Heating & Air Conditioning at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 051031068 |
| Status | Inactive |
| City | Westminster |
| Type | General Contractor |
- According to the City of Westminster, Colorado, 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 Z&K Heating & Air Conditioning at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC2015005387 |
| Status | Inactive |
| City | Thornton |
| Type | Class D Mechanical |
- According to the Thornton City Development Contractor License, 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 Z&K Heating & Air Conditioning at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | D11524 |
| Status | Inactive |
| City | Littleton |
| Type | Class D |
- According to the The City of Littleton, CO, 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 Z&K Heating & Air Conditioning at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Insured
| Insurer | Ellsworth Ins./1 St Co Insurors |
234
Permits
- Building permit records show that Z&K Heating & Air Conditioning has worked on 234 permitted projects.
Z&K Heating & Air Conditioning Employees
AW
Alan Wilson
Co Owner
GZ
Graham Norman Z
Owner
MC
Millian Aire Enterprises, Corp
Owner
NG
Norman Graham
NJ
Norman Graham Jr
Owner
NJ
Norman Zack Graham Jr.
Owner
ZC
Z & K Heating & Air Conditioning
Owner
ZH
Z&K Heating/Ac
Mechanical
ZJ
Zack Graham, Jr.
Licensee
Our family was referred to Z&K from a real estate professional. They put in a central air conditioning unit and new furnace into a older 1970ish home. They did a great job and were also the least expensive out of three bids. It works awesome and we've had zero problems. The communication about the project was excellent as well.