Updated: Jun 09, 2026
Location and Projects
Address
11795 E 45th Ave, Denver, CO, 80239
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Groundworks Colorado Concrete Contractor
Groundworks Colorado LLC, 11795 E 45th Ave, Denver, CO (Owned by: William Davis) holds a General Unlimited Class A license and 22 other licenses according to the Castle Rock license board.
Their BuildZoom score of 112 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 Groundworks Colorado LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Groundworks Colorado LLC Contact Information
Phone Number: (757) 558-9909
Address: 11795 E 45th Ave, Denver, CO 80239
Groundworks Colorado LLC Denver
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Groundworks Colorado LLC has a BuildZoom score of 112, which places them above 97% of 55,949 contractors in Colorado.
Activity
|
3 projects
|
2026 |
|
983 projects
|
2025 |
|
908 projects
|
2024 |
|
912 projects
|
2023 |
Our building permit records indicate that Groundworks Colorado LLC has worked on at least
2806.0 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
|
316 projects
|
Home Additions |
|
42 projects
|
New Constructions |
|
12 projects
|
Commercial Renovations |
|
1972 projects
|
Foundations |
|
86 projects
|
Flatwork concrete pours |
Analyzing permits over the last 4 years shows that Groundworks Colorado LLC mostly works on
foundation
and home addition
projects.
Pricing
|
438 projects
|
< $5k |
|
1430 projects
|
$5k-$20k |
|
476 projects
|
$20k-$50k |
|
43 projects
|
$50k-$100k |
|
7 projects
|
$100k-$250k |
The typical size of their permits is approximately $10,808. 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 Groundworks Colorado LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install (10) push piers around the garage foundation and (11) push piers on the north portion of the basement foundation to help mitigate future vertical movement. replace (3) old monoposts with (3) new monoposts supported by helical piers with concrete pier caps
Valuation:
$64,778
Permit #:
RES-25-00733
Status:
expired
Fee:
$2,126
Permit Type:
N/A
Building Type:
N/A
Install (7) wall braces on the north crawlspace foundation wall to help mitigate future lateral movement. install (4) push piers on the south garage foundation and (5) push piers on the sw crawlspace foundation to help mitigate vertical movement. replace (4) monoposts with new monoposts supported by helical pier and concrete pier cap
Valuation:
$38,206
Permit #:
BP-25-01413
Status:
issued
Fee:
$1,326
Permit Type:
N/A
Building Type:
Residential singl...
Install (8) push piers under the north foundation to help mitigate future vertical movement of that area. install () wall braces around the ne foundation walls to help mitigate future lateral movement of that area. replace (2) old monoposts with new monoposts support by helical piers with concrete pier caps to stabilize the existing support system
Valuation:
$43,038
Permit #:
BP-25-01400
Status:
complete
Fee:
$1,477
Permit Type:
N/A
Building Type:
N/A
Install (15) helical piers around the north crawlspace foundation to help mitigate future vertical movement of that area. job contact: greg knapp 7205072711 city staff comments: submit engineers final inspection reports of the installation of foundation stabilizers to [email protected] (no building inspections will be performed)
Valuation:
$33,153
Permit #:
B2500924
Status:
issued
Fee:
$1,410
Permit Type:
N/A
Building Type:
N/A
Install (3) push piers along the north wall foundation install (3) push piers along the east wall foundation and install (3) push piers along the south wall foundation of the garage to help mitigate future vertical movement of these areas. install (2) new helical piers and (2) new monoposts with a new supplemental beam along the east side of the existing staircase to the basement. ins... see more
Valuation:
$29,307
Permit #:
BLD-2025-00244
Status:
expired
Fee:
$1,130
Permit Type:
N/A
Building Type:
N/A
Install (4) img intellijack monoposts with new 1’-6”x1’-6”x10” thick cast-in-place concrete footers supporting (8) linear feet of new s4x7.7 supplemental beam in the crawlspace to addition floor support. install (20) rhino carbon fiber straps vertically along the north basement foundation wall to help mitigate future lateral movement. note: no sudp required all work on the interior no... see more
Valuation:
$29,870
Permit #:
2025-LOG-0000056
Status:
approved
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Replace (3) old monoposts and footers with new monoposts supported by new helical piers with concrete pier caps to stabilize the existing floor support system. install (6) wall anchors on the sw basement wall to help mitigate future lateral movement of that area
Valuation:
$19,738
Permit #:
RES-25-00769
Status:
complete
Fee:
$801
Permit Type:
N/A
Building Type:
N/A
Install (7) helical piers on the interior north foundation to help mitigate future vertical movement. replace (3) old crawlspace mono-posts with new mono-posts with new cip footers to stabilize the existing support system. note: no sudp required all work on the interior no excavation
Valuation:
$21,903
Permit #:
2025-LOG-0004464
Status:
approved
Fee:
$98
Permit Type:
N/A
Building Type:
N/A
Install (8) push piers under the ne crawlspace foundation to help mitigate vertical movement. install (4) monoposts with s4 beam as supplemental support to stabilize/level the existing floor framing system. job contact: greg knapp 720-507-2711
Valuation:
$26,946
Permit #:
B2502999
Status:
issued
Fee:
$1,176
Permit Type:
N/A
Building Type:
N/A
Install 4 push piers as shown on the attached sketch to stabilize the structure and help mitigate further vertical movement. install 2 supplemental intellijack floor supports with composite footing pad under main beam and r&r 1 supplemental support with intellijack floor support in crawl space as shown on the attached sketch to provide support for the floor framing system
Valuation:
$14,637
Permit #:
B202500799
Status:
expired
Fee:
$634
Permit Type:
N/A
Building Type:
N/A
Install (3) new intellijack monoposts under the existing crawlspace main beam to stabilize the existing support system. install (4) helical piers under the ne corner of the crawlspace foundation to help mitigate future vertical movement of that area
Valuation:
$16,159
Permit #:
2025-LOG-0000630
Status:
approved
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
1125 n eudora st - single family residence - foundation stabilization 1. install (6) helical piers under the west foundation walls to mitigate future vertical movement: 1.1. (3) piers under the north section near the enclosed patio 1.2. (3) piers under the south section near the enclosed patio
Valuation:
$18,185
Permit #:
2024-LOG-0013103
Status:
approved
Fee:
$86
Permit Type:
N/A
Building Type:
N/A
Install (4) push piers under the sw crawlspace foundation corner to help mitigate future vertical movement of that area. install (7) carbon fiber straps vertically on the south crawlspace foundation wall to help mitigate future lateral movement
Valuation:
$19,407
Permit #:
B202408006
Status:
complete
Fee:
$1,011
Permit Type:
N/A
Building Type:
N/A
Install (4) monoposts with cip concrete footings under new w4x13 main load beam and install (3) monoposts with footing pads and new s4 supplemental beam in the crawlspace to stabilize floor support system. job contact: greg knapp 720-507-2711
Valuation:
$20,109
Permit #:
B2504978
Status:
issued
Fee:
$917
Permit Type:
N/A
Building Type:
N/A
1855 w center ave - single family residence - foundation stabilization replace (3) concrete pilasters and footers with (3) new mono-posts and concrete footers to stabilize the crawlspace main beam. note: no sudp required all work on the inetrior no excavtion
Valuation:
N/A
Permit #:
2025-RESCON-0001719
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
N/A
1855 w center ave - single family residence - foundation stabilization replace (3) concrete pilasters and footers with (3) new mono-posts and concrete footers to stabilize the crawlspace main beam. note: no sudp required all work on the inetrior no excavtion
Valuation:
$4,890
Permit #:
2025-LOG-0004611
Status:
approved
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Install (3) new intellijack monoposts under the existing crawlspace main beam to stabilize the existing support system. install (4) helical piers under the ne corner of the crawlspace foundation to help mitigate future vertical movement of that area
Valuation:
N/A
Permit #:
2025-RESCON-0000362
Status:
final
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
1125 n eudora st - single family residence - foundation stabilization 1. install (6) helical piers under the west foundation walls to mitigate future vertical movement: 1.1. (3) piers under the north section near the enclosed patio 1.2. (3) piers under the south section near the enclosed patio
Valuation:
N/A
Permit #:
2025-RESCON-0000141
Status:
issued
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
Install (3) push piers under the west interior crawlspace foundation and (4) under the east interior crawlspace foundation to help mitigate vertical movement of these areas. note: no sudp required all work on the interior no excavation
Valuation:
$18,043
Permit #:
2025-LOG-0005263
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a total of (31) helical piers around the perimeter cellar/crawlspace foundation including the center wall foundation to help mitigate future vertical movement. note: no sudp rquired all work on the interior no excavation
Valuation:
$114,640
Permit #:
2025-LOG-0009411
Status:
approved
Fee:
$427
Permit Type:
N/A
Building Type:
N/A
Groundworks Colorado LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Groundworks Colorado LLC License info
Verified License
| License # | CR25-0664 |
| Status | Active |
| Town | Castle Rock |
| Type | General Unlimited Class A |
| Date Issued | 09-12-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Groundworks Colorado LLC at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 21-073041 |
| Status | Active |
| City | Lafayette |
| Type | General Class C |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Groundworks Colorado LLC at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC10557 |
| Status | Active |
| City | Arvada |
| Type | Contractor |
| Date Issued | 07-03-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Groundworks Colorado 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 # | D-918(DR) |
| Status | Active |
| City | Fort Collins |
| Type | Gen Contractor |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Groundworks Colorado LLC at the City of Fort Collins.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | D Concrete & Foundations |
- 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
| Status | Active |
| City | Aurora |
| Type | Commercial Building 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 # | A04158 |
| Status | Active |
| County | Douglas County |
| Type | General A |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Groundworks Colorado LLC at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0014630 |
| Status | Active |
| Pueblo | |
| Type | Concrete |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Groundworks Colorado LLC at the Pueblo regional Building Department.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 060831018 |
| Status | Active |
| City | Westminster |
| Type | General Contractor |
| Date Issued | 12-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Groundworks Colorado LLC at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC1701 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Groundworks Colorado LLC 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 # | C016-0067 |
| Status | Active |
| County | Clear Creek County |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Groundworks Colorado LLC with the Clear Creek County, CO
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | LCC2015011772 |
| Status | Active |
| City | Thornton |
| Type | Class A General Contractor Expires 2027 03 07 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Groundworks Colorado LLC at the Thornton City Development Contractor License.
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 January, 2021. Check the current license status of Groundworks Colorado LLC 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.
Unverified License
| License # | B-CL-067 |
| Status | Unable To Verify |
| Type | Class B |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | E00958 |
| 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 Groundworks Colorado LLC at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2101110 |
| Status | Inactive |
| City | Westminster |
| Type | Electrical 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 Groundworks Colorado LLC at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | D Concrete & Foundations |
- 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
| Status | Inactive |
| City | Denver |
| Type | Electrical |
- 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 # | 0014630 |
| Status | Inactive |
| Pueblo | |
| Type | Electrical |
- According to the Pueblo regional Building Department, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Groundworks Colorado LLC at the Pueblo regional Building Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2101118 |
| Status | Inactive |
| City | Westminster |
| Type | Electrical 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 Groundworks Colorado LLC at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 101913 |
| Status | Inactive |
| State | Colorado |
| Type | Electrical Contractor |
- According to the Colorado Division of Professions and Occupations, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Groundworks Colorado LLC at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | E170079 |
| Status | Inactive |
| County | Douglas County |
| Type | Electrical |
- According to the Douglas County Building Division, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Groundworks Colorado LLC at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C04158 |
| Status | Inactive |
| County | Douglas County |
| Type | General C |
- According to the Douglas County Building Division, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Groundworks Colorado LLC at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Insured
| Insurer | Amerisure For Both |
Insured
| Workers Comp Provider | Safety National |
3.7K
Permits
- Building permit records show that Groundworks Colorado LLC has worked on 3658 permitted projects.
Groundworks Colorado LLC Employees
SF
Stephen Frey
WD
William Davis
Owner