Updated: Jul 09, 2026
Location and Projects
Address
2959 S Richfield St, Aurora, CO, 80013
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Hartzell Heating & Air Conditioning LLC
Heating and Air Conditioning professional specializing in Forced Air systems.
Service and repairs
New installations
Whole home indoor air quality products.
From BuildZoom: Hartzell Heating & Air Conditioning LLC, 2959 S Richfield St, Aurora, CO holds a Mechanical license and 13 other licenses according to the Boulder license board.
Their BuildZoom score of 110 ranks in the top 4% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Hartzell Heating & Air Conditioning LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Hartzell Heating & Air Conditioning LLC Contact Information
Phone Number: (720) 767-6326
Address: 2959 S Richfield St, Aurora, CO 80013
Hartzell Heating & Air Conditioning LLC Aurora
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hartzell Heating & Air Conditioning LLC has a BuildZoom score of 110, which places them above 96% of 55,949 contractors in Colorado.
Activity
|
98 projects
|
2025 |
|
85 projects
|
2024 |
|
60 projects
|
2023 |
Our building permit records indicate that Hartzell Heating & Air Conditioning LLC has worked on at least
243.0 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
|
Home Additions |
|
240 projects
|
HVAC projects |
|
204 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Hartzell Heating & Air Conditioning LLC mostly works on
hvac project
and mechanical project
projects.
Pricing
|
4 projects
|
< $5k |
|
199 projects
|
$5k-$20k |
|
9 projects
|
$20k-$50k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $8,500. 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.
Hartzell Heating & Air Conditioning LLC Reviews
5 out of 5 stars, based on
1
review
-
By Renee G.February 12, 2021
Building Permits by Hartzell Heating & Air Conditioning LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential remodel of existing home; new covered front porch; new deck at rear of house; new siding and windows; new full depth basement beneath existing home and to extents of existing footprint; demolish fiberglass carport and 33sf shed in rear yard;
Valuation:
$453,700
Permit #:
RES-3506-2023
Status:
issued
Fee:
$18,131
Permit Type:
N/A
Building Type:
N/A
Mitsubishi 3 ton mxz-sm smart multi hyper-heating heat pump. the system sizing is like for like in the btu demand. 48 000 btu outdoor unit(s) mxz-sm36namhz2 (dual fan) indoor unit(s) ahu - pvfy-p36namu-e1
Valuation:
$8,750
Permit #:
RES-25-00437
Status:
complete
Fee:
$496
Permit Type:
N/A
Building Type:
N/A
New construction single family
Valuation:
$800,000
Permit #:
RES-25-00317
Status:
issued
Fee:
$19,107
Permit Type:
N/A
Building Type:
N/A
Small 178 square foot addition in the rear yard. all finish materials to match existing to comply with hoa
Valuation:
$119,700
Permit #:
RES-25-00581
Status:
complete
Fee:
$3,610
Permit Type:
N/A
Building Type:
N/A
Installation of a furnace and air conditioning. r802v0754a17uhscap rheem 80% afue furnace. furnace will have 2 stage capabilities a variable speed motor and a (75k btu) capacity for heating. ra14az24aj1na rheem 14 seer 2 air conditioning system. system will have 1 stage cooling capabilities and a (2 tons) capacity for cooling
Valuation:
$14,455
Permit #:
BP-24-02520
Status:
complete
Fee:
$592
Permit Type:
N/A
Building Type:
Residential singl...
Installing 3 ton mxz sm36 with pvfy36 and an 8k heat kit. we are also installing the mhk2 and the smartac condenser: same location as air conditioning. their current line-set wraps around the home and does not have line-hide but they would prefer it along with gravel. line-set is also going through finished ceiling and there will most likely need drywall removal ahu: located in the un... see more
Valuation:
$9,750
Permit #:
BLD-2024-02598
Status:
expired
Fee:
$177
Permit Type:
N/A
Building Type:
N/A
Install rheem 80% furnace to replace the furnace currently at residence and install rheem 4 ton heat pump for air conditioning
Valuation:
$12,119
Permit #:
BLD-2025-02193
Status:
issued
Fee:
$350
Permit Type:
N/A
Building Type:
N/A
New residential home
Valuation:
$1,000,000
Permit #:
RES-25-00314
Status:
issued
Fee:
$23,674
Permit Type:
N/A
Building Type:
N/A
Replace gas fired furnace with air sourced heat pump and air handler. install new 40 amp 240 volt circuit for condenser with a 20 amp circuit for gfci at disconnect. new 60 amp 240v circuit for air handler with heat kit. new gfci at air handler. all circuits run from panel in garage through the attic
Valuation:
$11,300
Permit #:
BP-24-00220
Status:
complete
Fee:
$479
Permit Type:
N/A
Building Type:
Residential singl...
This permit mone-23-00052 was applied and paid for in error and will be converted to a mulf permit. the new permit number is: mulf-23-12345. the permit fees paid on the original permit will be credited to the new permit and any additional fees such as plan review or revisions fees will be added and invoiced. scope of work: replacing gas fired furnace with an ashp
Valuation:
$7,000
Permit #:
MULF-23-00004
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ductless split system in the addition by final approved line set and condensate drain in addition furnace and condenser in original house
Valuation:
$7,750
Permit #:
2024-MECH-0008341
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
Single family res...
1200 sqft interior office remodel frame out exterior walls to allow for spray foam insulation create 3 new offices with conference room remodel existing bathroom install new hvac system
Valuation:
$5,000
Permit #:
2024-BOILERAC-0000875
Status:
issued
Fee:
$59
Permit Type:
N/A
Building Type:
N/A
Install 100000 btu furnace with air conditioning unit --|state electrical license: 00000
Valuation:
$12,031
Permit #:
1878919
Status:
issued
Fee:
$288
Permit Type:
Mechanical permit
Building Type:
N/A
Installing new duct work installing heat pump system and installing mini split system. installing bathroom fans installing range hood installing dryer vent
Valuation:
$20,000
Permit #:
2023-MECH-0000827
Status:
final
Fee:
$179
Permit Type:
N/A
Building Type:
Single family res...
Install air conditioning only --|state electrical license: 000000 | -- |comments: installing air sourced heat pump
Valuation:
$7,500
Permit #:
1826906
Status:
issued
Fee:
$184
Permit Type:
Mechanical permit
Building Type:
N/A
Install air conditioning only --|state electrical license: 00000 | -- |comments: replacing a gas fired furnace with an air sourced heat pump. elephant energy provides their own equipment for us to install
Valuation:
$6,100
Permit #:
1739208
Status:
issued
Fee:
$175
Permit Type:
Mechanical permit
Building Type:
N/A
Adding a new air conditioning to the home with no current air conditioning
Valuation:
$9,528
Permit #:
MECH25-00292
Status:
issued
Fee:
$331
Permit Type:
Residential
Building Type:
N/A
Heat pump install 1 range hood 3 bathroom fans and duct work
Valuation:
$38,232
Permit #:
2025-MECH-0000397
Status:
issued
Fee:
$332
Permit Type:
N/A
Building Type:
Single family res...
Install air conditioning only --|state electrical license: 00000
Valuation:
$15,500
Permit #:
1889609
Status:
issued
Fee:
$193
Permit Type:
Mechanical permit
Building Type:
N/A
Installing air conditioning unit/heat pump in the non-fema floodplain
Valuation:
N/A
Permit #:
FLD25-00052
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Hartzell Heating & Air Conditioning LLC License info
Verified License
| License # | LIC-00998736 |
| Status | Active |
| City | Boulder |
| Type | Mechanical |
| Class | Class A All Mechanical Work |
| Date Issued | 01-16-2026 |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC8702 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC001397 |
| Status | Active |
| City | Littleton |
| Type | Contractor |
| Date Issued | 02-02-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC10579 |
| Status | Active |
| City | Arvada |
| Type | Contractor |
| Date Issued | 08-13-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CL-003756-2023 |
| Status | Active |
| City | Centennial |
| Type | General |
| Class | HVAC |
| Date Issued | 07-11-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CON-24-0001 |
| Status | Active |
| County | Boulder County |
| Type | Residential Mechanical Installations And Repair |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the Boulder County Land Use Department.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | Refrigeration A |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | H & V A |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MA210185 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Hartzell Heating & Air Conditioning LLC at the Douglas County Building Division.
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 July 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| County | Jefferson County |
| Type | Class A Mechanical (Unrestricted) |
| Class | Unrestricted |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of Hartzell Heating & Air Conditioning LLC with the Jefferson County Licensed Contractors
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 23-000277 |
| 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 Hartzell Heating & Air Conditioning LLC at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC202200503 |
| 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 Hartzell Heating & Air Conditioning LLC at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Jefferson County |
| Type | Class C Mechanical (1 2 Family Dwellings) |
| Class | 1-2 Family Dwellings |
- According to the Jefferson County Licensed Contractors, 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.
110
BuildZoom Score
253
Permits
- Building permit records show that Hartzell Heating & Air Conditioning LLC has worked on 253 permitted projects.
Terry, owner of Hartzell Heating & Air Conditioning LLC, came through this morning after our furnace stopped working overnight. Very helpful in educating me on the issue and providing tips for the future. What a true professional and wonderful experience being in good hands. Thank you, Terry!!