Updated: Jul 06, 2026
Location and Projects
Address
200 S WILCOX ST #413, Castle Rock, CO, 80104
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Groundhog Construction HVAC/Mechanical Contractor
Groundhog Construction, 200 S Wilcox St, Castle Rock, CO (Owned by: Groundhog Heating) holds a Refrigeration B license and 14 other licenses according to the Denver license board.
Their BuildZoom score of 99 ranks in the top 15% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Groundhog Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Groundhog Construction Contact Information
Phone Number: (720) 989-5598
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Address: 200 S WILCOX ST #413, Castle Rock, CO 80104
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Groundhog Construction Castle Rock
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Groundhog Construction has a BuildZoom score of 99, which places them above 85% of 55,949 contractors in Colorado.
Activity
|
1 project
|
2023 |
Our building permit records indicate that Groundhog Construction has worked on at least
1.0 project 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.
Pricing
|
1 project
|
$5k-$20k |
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 Groundhog Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Demolish existing house and building new foundation and single family dwelling
Valuation:
$400,000
Permit #:
RES-0436-2018
Status:
final
Fee:
$19,550
Permit Type:
N/A
Building Type:
N/A
New single family custom detached residence
Valuation:
$199,592
Permit #:
19-1009
Status:
final
Fee:
$39,213
Permit Type:
plumbing creek
Building Type:
N/A
New single family custom home
Valuation:
$486,294
Permit #:
18-3352
Status:
final
Fee:
$67,908
Permit Type:
Other
Building Type:
N/A
New single family custom residence
Valuation:
$260,778
Permit #:
W17-3058
Status:
final
Fee:
$33,396
Permit Type:
plumbing creek
Building Type:
N/A
Rs - custom
Valuation:
$304,775
Permit #:
19-02253
Status:
issued
Fee:
$5,663
Permit Type:
New
Building Type:
Residential
Fire smoke and water damage repair per engineering
Valuation:
$350,000
Permit #:
RES-0382-2018
Status:
final
Fee:
$14,836
Permit Type:
N/A
Building Type:
N/A
Replace current 50 gallon water heater with a new 50 gallon water heater. replace current air conditioning system with a new 13 seer 2.5 ton system install new aprilaire humidifier
Valuation:
$6,000
Permit #:
2018-MECH-0011845
Status:
final
Fee:
$67
Permit Type:
N/A
Building Type:
Single family res...
Install 80000 btu furnace with air conditioning unit --|state electrical license: 100994
Valuation:
$6,923
Permit #:
1438563
Status:
issued
Fee:
$242
Permit Type:
Mechanical permit
Building Type:
N/A
New single family custom home
Valuation:
$262,038
Permit #:
W17-1370
Status:
final
Fee:
$32,995
Permit Type:
plumbing creek
Building Type:
N/A
128 neon way tescv low impact
Valuation:
N/A
Permit #:
TSCV19-0001
Status:
final
Fee:
$250
Permit Type:
Low impact
Building Type:
N/A
Hvac for addition to include duct work exhaust fans furnaces and a/c's
Valuation:
$26,213
Permit #:
2020-MECH-0006551
Status:
final
Fee:
$236
Permit Type:
N/A
Building Type:
Single family res...
Rs - custom
Valuation:
$338,207
Permit #:
17-12050
Status:
complete
Fee:
$6,022
Permit Type:
New
Building Type:
Residential
Rs - custom
Valuation:
$425,792
Permit #:
17-11622
Status:
complete
Fee:
$7,364
Permit Type:
New
Building Type:
Residential
Replace current 80% efficient furnace with a new 92% efficient furnace. replace current r-22 air conditioning with a new r-410a air conditioning system
Valuation:
$6,124
Permit #:
BLD-2017-02770
Status:
complete
Fee:
$147
Permit Type:
Air conditioning ...
Building Type:
N/A
Install furnace air conditioning ductwork and steam humidifier
Valuation:
$30,586
Permit #:
2019-MECH-0010176
Status:
final
Fee:
$268
Permit Type:
N/A
Building Type:
Single family res...
Electrical for installation of air conditioner. property does not currently have air conditioning electrical contractor: blue lightning electric ec-8357
Valuation:
$500
Permit #:
BLD-2017-02529
Status:
complete
Fee:
$136
Permit Type:
Electrical servic...
Building Type:
N/A
Removal of old furnace and replacing with new furnace of same likeness
Valuation:
$3,447
Permit #:
2020-MECH-0002224
Status:
final
Fee:
$51
Permit Type:
N/A
Building Type:
Single family res...
Air conditioning coil & condensing unit install & furnace replacement & 30 amp sub panel
Valuation:
$7,316
Permit #:
M34603
Status:
final
Fee:
$246
Permit Type:
434 (residential ...
Building Type:
N/A
Replace furnace air conditioning & addition attic fan
Valuation:
$14,000
Permit #:
2020-MECH-0005510
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
Single family res...
Install air conditioning only --|state electrical license: 8357 | -- |comments: 2.0 tons air conditioning we are also installing a 2.5 ton air conditioning and humidifier
Valuation:
$7,300
Permit #:
1280157
Status:
issued
Fee:
$154
Permit Type:
Mechanical permit
Building Type:
N/A
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Groundhog Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
Groundhog Construction License info
License Not Verified
| Status | Active |
| City | Denver |
| Type | Refrigeration B |
- When BuildZoom last verified this license, it had an expiration date of July, 2022. Check the current license status of Groundhog Construction 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 B |
- When BuildZoom last verified this license, it had an expiration date of July, 2022. Check the current license status of Groundhog Construction 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 # | AEC741 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Groundhog Construction at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MA110037 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- When BuildZoom last verified this license, it had an expiration date of July, 2026. Check the current license status of Groundhog Construction with the Douglas County Building Division
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 28306 |
| Status | Active |
| City | Thornton |
| Type | Mechanical |
- When BuildZoom last verified this license, it had an expiration date of August, 2016. Check the current license status of Groundhog Construction with the Thornton City Development Contractor License
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| Town | Parker |
| Type | Contractor, Mechanical |
- BuildZoom has not verified this license since January, 2010.
Verify this license's status for Groundhog Construction at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 23322 |
| Status | Active |
| City | Thornton |
| Type | Mechanical |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of Groundhog Construction with the Thornton City Development Contractor License
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10-0194 |
| 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 Groundhog Construction at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | Jefferson County |
| Type | Class B Mechanical (Up To 3 Stories) |
| Class | Up to 3 Stories |
- 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 | 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
| 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 # | 100531037 |
| 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 Groundhog Construction at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | D11263 |
| 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 Groundhog Construction at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC2015062143 |
| 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 Groundhog Construction at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC2261 |
| 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 Groundhog Construction at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Insured
| Insurer | Ohio Security |
Insured
| Workers Comp Provider | Pinnacol |
469
Permits
- Building permit records show that Groundhog Construction has worked on 469 permitted projects.
Groundhog Construction Employees
CL
Carrie Lohr
Owner
GH
Groundhog Heating
Owner
GL
Groundhog Heating Llc
Owner
PL
Patrick Lohr
Owner
PL
Patrick V Lohr
Owner