Updated: Jun 02, 2026
Location and Projects
Address
7281 S HARLAN CT, Littleton, CO, 80128
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D&L Heating & Air Conditioning, I
D&L Heating & Air Conditioning, I, 7281 S Harlan Ct, Littleton, CO (Owned by: Donald L Milne) holds a Contractor license and 10 other licenses according to the Parker license board.
Their BuildZoom score of 96 ranks in the top 20% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D&L Heating & Air Conditioning, I, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
D&L Heating & Air Conditioning, I Services
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D&L Heating & Air Conditioning, I Contact Information
Phone Number: (303) 437-0815
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Address: 7281 S HARLAN CT, Littleton, CO 80128
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Building Permits by D&L Heating & Air Conditioning, I
This is a sample of this contractor's permits. Click here to access their complete permit history.
New interior tenant build-out in an existing building mechanical: existing unit addition new duct work based on new floor plan plumbing: construct two new ada accessible restrooms a new dual height accessible drinking fountain one new break room sink one new water heater and one new service sink. electrical: existing service to the building provide power to new lighting and outlets
Valuation:
$243,301
Permit #:
CEN-20-00344
Status:
complete
Fee:
$8,591
Permit Type:
N/A
Building Type:
N/A
Relocate 1 exhaust fan install a new exhaust fan and dryer vent. relocate baseboard hot water radiant registers
Valuation:
$600
Permit #:
2022-MECH-0004222
Status:
final
Fee:
$35
Permit Type:
N/A
Building Type:
Single family res...
Install new flex duct in attic for addition. new furnace and 2 ton air conditioning unit install in attic to serve upper area. 2 new exhaust fans and dryer venting. gas line to furnace fireplace(installed by others)and tankless h2o(installed by others)
Valuation:
$7,000
Permit #:
2019-MECH-0004827
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
Single family res...
Dream dinners commercial tenant improvement
Valuation:
$150,000
Permit #:
20-4867
Status:
final
Fee:
$5,984
Permit Type:
Tenant improvement
Building Type:
N/A
Moved 1 vent in main floor bathroom added gas run to new fireplace in living room
Valuation:
$600
Permit #:
2021-MECH-0009506
Status:
final
Fee:
$35
Permit Type:
N/A
Building Type:
Single family res...
Run gas line to new range location from current location. addition gas line to fireplace and new firepit (exterior)
Valuation:
$2,200
Permit #:
2020-MECH-0009956
Status:
final
Fee:
$43
Permit Type:
N/A
Building Type:
Single family res...
Addition range hood vent to exterior move floor air supply in kitchen
Valuation:
$300
Permit #:
2021-MECH-0000371
Status:
final
Fee:
$20
Permit Type:
N/A
Building Type:
Single family res...
Nothing bundt cakes tenant finish. see b201903243 for plan review fee
Valuation:
$150,000
Permit #:
B201904551
Status:
complete
Fee:
$4,851
Permit Type:
N/A
Building Type:
N/A
Install 2 new bathroom exhaust fans in new addition. re-locate 1 exhaust fan to basement bathroom. extend dryer vent to the new exterior
Valuation:
$500
Permit #:
2018-MECH-0011613
Status:
final
Fee:
$20
Permit Type:
N/A
Building Type:
Single family res...
Exterior underground gas line
Valuation:
$14,350
Permit #:
22-08780
Status:
issued
Fee:
$251
Permit Type:
Exterior undergro...
Building Type:
N/A
Rs - residential
Valuation:
$50,000
Permit #:
21-04167
Status:
issued
Fee:
$1,312
Permit Type:
Alteration
Building Type:
Residential
Rs - residential
Valuation:
N/A
Permit #:
22-09199
Status:
plancheck
Fee:
N/A
Permit Type:
Addition
Building Type:
Residential
Rs - residential
Valuation:
N/A
Permit #:
22-01341
Status:
plancheck
Fee:
N/A
Permit Type:
Addition
Building Type:
Residential
Install air conditioning only --|state electrical license: 29810 | -- |comments: 2.0 tons air conditioning installing a two ton 16 seer condensing unit to existing air conditioning coil
Valuation:
$4,100
Permit #:
1280362
Status:
issued
Fee:
$154
Permit Type:
Mechanical permit
Building Type:
N/A
Change 80k furnace and air conditioning unit
Valuation:
$4,500
Permit #:
RONE-20-05205
Status:
complete
Fee:
$173
Permit Type:
N/A
Building Type:
N/A
Residential addition
Valuation:
$47,500
Permit #:
RES-19-00780
Status:
complete
Fee:
$1,807
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
22112961 00000MP
Status:
issued
Fee:
N/A
Permit Type:
Repair remodel
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
22105090 00000MP
Status:
issued
Fee:
N/A
Permit Type:
Repair remodel
Building Type:
Residential
Tenant remodel. moving three supplies and adding 4 supplies. duct work (dw) ground up coffee
Valuation:
$4,000
Permit #:
18124868 00000MP
Status:
complete
Fee:
N/A
Permit Type:
Repair remodel
Building Type:
Business retail
1905 s pearl st - large addition to existing commercial building - pearl st. dentist
Valuation:
$24,000
Permit #:
2018-MECH-0009835
Status:
final
Fee:
$211
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
D&L Heating & Air Conditioning, I License info
Verified License
| License # | AEC3968 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for D&L Heating & Air Conditioning, I at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MA060423 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for D&L Heating & Air Conditioning, I at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Denver |
- When BuildZoom last verified this license, it had an expiration date of March, 2023. Check the current license status of D&L Heating & Air Conditioning, I with the City and County of Denver Community Planning and Development
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CEN-18-00470 |
| Status | Active |
| City | Centennial |
| Type | Hvac Contractor License |
- When BuildZoom last verified this license, it had an expiration date of September, 2018. Check the current license status of D&L Heating & Air Conditioning, I with the Centennial Community Development Contractor Licensing
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CEN-13-00470 |
| Status | Active |
| City | Centennial |
| Type | HVAC Contractor |
- BuildZoom has not verified this license since July, 2015.
Verify this license's status for D&L Heating & Air Conditioning, I at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 12-0079 |
| 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 D&L Heating & Air Conditioning, I 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 |
| Type | H & V A |
- 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
| Status | Inactive |
| County | Jefferson County |
| Type | Class A Mechanical (Unrestricted) |
| Class | Unrestricted |
- According to the Jefferson County Licensed Contractors, 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
| Status | Inactive |
| City | Aurora |
| Type | Mechanical Systems Contractor |
- According to the Aurora, 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 051031039 |
| 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 D&L Heating & Air Conditioning, I at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | D11136 |
| 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 D&L Heating & Air Conditioning, I at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Insured
| Insurer | State Farm |
Insured
| Workers Comp Provider | State Farm |
234
Permits
- Building permit records show that D&L Heating & Air Conditioning, I has worked on 234 permitted projects.
D&L Heating & Air Conditioning, I Employees
DI
D & L Heating & Ac Inc
Owner
DM
Don Milne
Contact
DM
Donald L Milne
Owner
DM
Donald Miline
Co Owner
LM
Lucas Milne
LM
Luke Milne
Owner