Updated: Jun 02, 2026
Location and Projects
Address
3671 E 90th Pl, Thornton, CO, 80229
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D&d Heating & Air Conditioning
D&d Heating & Air Conditioning, 3671 E 90th Pl, Thornton, CO holds a Mechanical license and 16 other licenses according to the Castle Rock license board.
Their BuildZoom score of 113 ranks in the top 3% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D&d Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
D&d Heating & Air Conditioning Services
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D&d Heating & Air Conditioning Contact Information
Phone Number: (720) 218-9269
Address: 3671 E 90th Pl, Thornton, CO 80229
D&d Heating & Air Conditioning Thornton
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
D&d Heating & Air Conditioning has a BuildZoom score of 113, which places them above 97% of 55,949 contractors in Colorado.
Activity
|
13 projects
|
2025 |
|
21 projects
|
2024 |
|
20 projects
|
2023 |
Our building permit records indicate that D&d Heating & Air Conditioning has worked on at least
54.0 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
|
7 projects
|
Home Additions |
|
6 projects
|
Commercial Renovations |
|
53 projects
|
HVAC projects |
|
16 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that D&d Heating & Air Conditioning mostly works on
hvac project
and mechanical project
projects.
Pricing
|
6 projects
|
< $5k |
|
13 projects
|
$5k-$20k |
|
12 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $20,000. This graph shows the distribution of these job values.
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 D&d Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Total 5 remote terminal unit replacements due to vandalism. three- 12 ton units and two 7.5 units replacements. including removal of old units and installation of new units. five lennox existing converting to five carrier remote terminal unit with curb adaptor
Valuation:
$170,000
Permit #:
2025-MECH-0001646
Status:
final
Fee:
$1,162
Permit Type:
N/A
Building Type:
Commercial
Remodel of 4167 sf for oakbrook i. work to include remodel of 6 dwelling units to make accessibility improvements remodel of the common kitchen areas laundry room and bathrooms. job contact - jeremy turner - 619-846-6406
Valuation:
$100,000
Permit #:
B2109651
Status:
complete
Fee:
$5,908
Permit Type:
N/A
Building Type:
N/A
Remodel of 3669sf for oakbrook ii. work to include remodel of 5 dwelling units to make accessibility improvements remodel of the common kitchen areas laundry room and bathrooms. job contact - jeremy turner - 619-846-6406
Valuation:
$100,000
Permit #:
B2109652
Status:
complete
Fee:
$5,908
Permit Type:
N/A
Building Type:
N/A
Residence - addition - 1 024 s.f. addition to existing house including foundation framing roof siding windows/doors and all interior work including finished walls floors ceiling. addition will include a bedroom bathroom and living area
Valuation:
$130,000
Permit #:
BDP22-1850
Status:
issued
Fee:
$2,041
Permit Type:
Addition
Building Type:
Residential
***12/6/2022 revision to remove office (originally in scope) and open the mud room to the main space. basement finish has been removed from scope also to be completed on a separate permit. reconfigure ground floor to relocate powder bathroom adding mud room and reconfigure kitchen. reconfigure upper floor with one bedroom relocating and turning into master bathroom incorporating laund... see more
Valuation:
$100,000
Permit #:
B2201559
Status:
complete
Fee:
$3,474
Permit Type:
N/A
Building Type:
N/A
Two heat pumps main level basement and second level. new building duct work per manual j
Valuation:
$51,500
Permit #:
2025-MECH-0002981
Status:
issued
Fee:
$434
Permit Type:
N/A
Building Type:
Single family res...
Master bathroom remodel: removing non-load bearing walls to open up space moving toilet moving shower adding walk-in tub moving vanity adding electrical outlets (see detailed plans). hall bathroom remodel: moving shower vanity and toilet over slightly. kitchen remodel: install hvac for new downdraft range trim out new kitchen sink. new disc lighting throughout home. addition window in... see more
Valuation:
$34,035
Permit #:
B2200147
Status:
complete
Fee:
$1,358
Permit Type:
N/A
Building Type:
N/A
1. kitchen remodel: not moving kitchen sink or stove location. adding new vent hood for stove to exterior installing new double oven. all new cabinets counters and flooring. 2. electrical panel upgrade or sub panel install; depending on loads 3. gas line modification and new fireplace insert in living room (by fireplace warehouse)
Valuation:
$13,000
Permit #:
RES-23-01077
Status:
complete
Fee:
$677
Permit Type:
N/A
Building Type:
N/A
Basement finish of 605 sq. ft. (714 already finished- after the fact-) total basement finish of 1319 sq. ft. -to include 1 bedroom 1 full bathroom w open rec area. expand egress window well to meet health and safety code -current 2'x3 to 3'x3 (standing area) removing load bearing stud wall and support according to engineer plan set. job contact: noah applegate - 970-420-1173
Valuation:
$26,900
Permit #:
B2206666
Status:
complete
Fee:
$780
Permit Type:
N/A
Building Type:
N/A
Action behavior center commercial tenant improvement
Valuation:
$500,000
Permit #:
24-0575
Status:
final
Fee:
$18,510
Permit Type:
Tenant improvement
Building Type:
N/A
Replacing like for like 4 ton air conditioning system with forced air furnace being used as air handler only. no gas. no exhaust just blower
Valuation:
$18,500
Permit #:
2025-MECH-0004001
Status:
final
Fee:
$171
Permit Type:
N/A
Building Type:
Commercial
Commercial remodel of 864 sq ft for lash & company (lash studio) to include the installation of new partitions doors and revision to existing lighting. job contact: walter ames (970) 222-6878
Valuation:
$90,000
Permit #:
B2302742
Status:
complete
Fee:
$3,177
Permit Type:
N/A
Building Type:
N/A
Replace existing furnaces upper and lower and addition upper and lower air conditioning. three bathroom exhaust fans and one kitchen hood downdraft exhaust vent
Valuation:
$15,000
Permit #:
2024-MECH-0002050
Status:
issued
Fee:
$139
Permit Type:
N/A
Building Type:
Single family res...
4700 n kingston st - chg of use - sports club - tenant finish tenant finish. renovate existing warehouse buildings to use as indoor sport training and sports recovery rooms
Valuation:
$75,000
Permit #:
2023-MECH-0008941
Status:
final
Fee:
$595
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace and air conditioning. 80k btu furnace 96% single stage. 3ton 13 seer single stage air conditioning
Valuation:
$10,000
Permit #:
2025-MECH-0005166
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
Single family res...
Residential remodel of 1892 sf to include addition of storage closet and wet bar to previously finished basement. remove non load bear wall on main level to allow for new pantry and relocated kitchen. remove load bearing wall to expand primary bathroom and addition main level bathroom and relocate laundry room. job contact - noah hutchison - 970-999-4028
Valuation:
$40,000
Permit #:
B2109361
Status:
complete
Fee:
$1,789
Permit Type:
N/A
Building Type:
N/A
Installed one range hood three dryer exhaust and seven bathroom exhaust fans
Valuation:
$2,500
Permit #:
2025-MECH-0000143
Status:
final
Fee:
$43
Permit Type:
N/A
Building Type:
Single family res...
Remodel kitchen in the main living area of the first floor. move sink and dishwashwer into island install double ovens. install new led disk lights in main living room and pendants over the island. remove non-load bearing partition walls in kitchen
Valuation:
$10,000
Permit #:
B2109456
Status:
complete
Fee:
$529
Permit Type:
N/A
Building Type:
N/A
Residential remodel of 140 sf to include installation of chimney hood above range in kitchen remove fireplace and soffits in living room cosmetic work in kitchen and all necessary electric for remodel. job contact - jesse applegate - 720-257-1000
Valuation:
$19,500
Permit #:
B2109135
Status:
complete
Fee:
$955
Permit Type:
N/A
Building Type:
N/A
Kitchen renovation to include remove non-load bearing partition wall per plans. move kitchen sink install range hood and update lighting plan. job contact: joe savage 970-844-7436
Valuation:
$12,000
Permit #:
B2203269
Status:
complete
Fee:
$539
Permit Type:
N/A
Building Type:
N/A
D&d Heating & Air Conditioning Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
D&d Heating & Air Conditioning License info
Verified License
| License # | CR23-0574 |
| Status | Active |
| Town | Castle Rock |
| Type | Mechanical |
| Date Issued | 11-14-2025 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for D&d Heating & Air Conditioning at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Aurora |
| Type | Mechanical Systems Contractor |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MA160567 |
| 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&d Heating & Air Conditioning at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CON-16-0050 |
| Status | Active |
| County | Boulder County |
| Type | Commercial Mechanical Installations And Repair |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of D&d Heating & Air Conditioning with the Boulder County Land Use Department
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Denver |
| Type | Steam & Hot Water |
- When BuildZoom last verified this license, it had an expiration date of September, 2024. Check the current license status of D&d Heating & Air Conditioning 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
| Status | Active |
| City | Denver |
| Type | Refrigeration A |
- When BuildZoom last verified this license, it had an expiration date of September, 2024. Check the current license status of D&d Heating & Air Conditioning 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
| Status | Active |
| City | Denver |
| Type | H & V A |
- When BuildZoom last verified this license, it had an expiration date of September, 2024. Check the current license status of D&d Heating & Air Conditioning 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.
Verified License
| License # | 26127 |
| Status | Active |
| City | Thornton |
| Type | Mechanical |
- BuildZoom has not verified this license since February, 2016.
Verify this license's status for D&d 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 # | 18-033277 |
| Status | Inactive |
| City | Lafayette |
| Type | Mechanical Contractor |
- According to the City of Lafayette, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D&d Heating & Air Conditioning at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H-2600(C) |
| Status | Inactive |
| City | Fort Collins |
| Type | Sub Contractor |
- According to the City of Fort Collins, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D&d Heating & Air Conditioning at the City of Fort Collins.
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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H-3971(R) |
| Status | Inactive |
| City | Fort Collins |
| Type | Sub Contractor |
- According to the City of Fort Collins, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D&d Heating & Air Conditioning at the City of Fort Collins.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Refrigeration 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.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 151130029 |
| 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.
Check this license's status for D&d 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 # | D11425 |
| Status | Inactive |
| City | Littleton |
| Type | Contractor |
- According to the The City of Littleton, CO, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D&d Heating & Air Conditioning at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC2015062925 |
| 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.
Check this license's status for D&d 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 # | MEC1533277 |
| Status | Inactive |
| City | Lafayette |
| Type | Mechanical Contractor |
- According to the City of Lafayette, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for D&d Heating & Air Conditioning at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Liberty Mutual, Pinnacol |
Insured
| Workers Comp Provider | Pinnacol |
215
Permits
- Building permit records show that D&d Heating & Air Conditioning has worked on 215 permitted projects.