Updated: Jun 23, 2026
Location and Projects
Address
2216 Wynterbrook Dr, Littleton, CO, 80126
Use our bidding system to
request a quote
G2 Roofing & Construction
G2 Roofing & Construction, 2216 Wynterbrook Dr, Littleton, CO (Owned by: Robert Marshall) holds a General license and 21 other licenses according to the Boulder 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 G2 Roofing & Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
G2 Roofing & Construction Contact Information
Phone Number: (303) 471-5855
Address: 2216 Wynterbrook Dr, Littleton, CO 80126
G2 Roofing & Construction Littleton
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
G2 Roofing & Construction has a BuildZoom score of 113, which places them above 97% of 55,949 contractors in Colorado.
Activity
|
12 projects
|
2025 |
|
50 projects
|
2024 |
|
58 projects
|
2023 |
Our building permit records indicate that G2 Roofing & Construction has worked on at least
120.0 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
|
Commercial Renovations |
|
118 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that G2 Roofing & Construction mostly works on
roofing project
and commercial renovation
projects.
Pricing
|
6 projects
|
< $5k |
|
93 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
The typical size of their permits is approximately $9,000. 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.
G2 Roofing & Construction Reviews
5 out of 5 stars, based on
1
review
-
By Melissa W.January 9, 2018Kitchen remodel and water heater installation$0
Building Permits by G2 Roofing & Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Total tear-off & reroof of single family dwelling 30 squares of dimensional shingles on a pitch represented as 4/12. all roof materials shall be installed per manufacturer’s specs. mid-roof inspection required if pitch is less than 4/12. all roof covering materials shall be listed as class a as tested in accordance with ul standard 790 or astm standard e 108. at inspection provide to ... see more
Valuation:
N/A
Permit #:
RFG2025-00051
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing top deck and replace with a new composite deck per engineer drawings from travis white p.e. hie consulting engineers 3456 w. 32nd ave suite 100 denver co 80211 office: 303-279-4663 direct: 720-738-7703 extension. 111 www.hie-ce.com
Valuation:
$35,000
Permit #:
BLD-2023-01207
Status:
complete
Fee:
$1,262
Permit Type:
N/A
Building Type:
N/A
Remove existing top deck and replace with a new composite deck per engineer drawings from travis white p.e hie consulting engineers 3456 w. 32nd ave suite 100 denver co 80211 office: 303-279-4663 direct: 720-738-7703 extension. 111 www.hie-ce.com
Valuation:
$25,000
Permit #:
BLD-2023-01206
Status:
complete
Fee:
$1,000
Permit Type:
N/A
Building Type:
N/A
Remove and replace 43 squares of tile roofing 6/12 pitch and 2 stories with west lake roofing saxony slate telluride
Valuation:
$65,000
Permit #:
BLD-2025-02337
Status:
issued
Fee:
$2,059
Permit Type:
N/A
Building Type:
N/A
Total tear-off & reroof of single family dwelling 26 squares of asphalt shingles on a pitch represented as 4/12. all roof materials shall be installed per manufacturer’s specs. mid-roof inspection required if pitch is less than 4/12. all roof covering materials shall be listed as class a as tested in accordance with ul standard 790 or astm standard e 108. at inspection provide to buil... see more
Valuation:
N/A
Permit #:
RFG2024-00279
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 32 squares asphalt shingles 6/12 pitch and 2 stories
Valuation:
$14,400
Permit #:
RONE-25-01299
Status:
complete
Fee:
$449
Permit Type:
N/A
Building Type:
N/A
Remove and replace asphalt shingles 21 squares 4/12 and 1 story
Valuation:
$11,250
Permit #:
ROOF25-00110
Status:
final
Fee:
$279
Permit Type:
Residential singl...
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 25 squares
Valuation:
$11,250
Permit #:
1890361
Status:
issued
Fee:
$244
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 30 squares
Valuation:
$13,500
Permit #:
1874795
Status:
issued
Fee:
$244
Permit Type:
Roofing-rt2
Building Type:
N/A
Remove flat roof deck and install new decking iso and epdm
Valuation:
$4,000
Permit #:
ROOF25-00263
Status:
final
Fee:
$165
Permit Type:
Residential 3 or ...
Building Type:
N/A
Remove and replace tpo roof only on the garage not doing the tile roof on the main structure of the home 8 squares 0/12 pitch
Valuation:
$15,000
Permit #:
BLD-2024-01228
Status:
withdrawn
Fee:
$641
Permit Type:
N/A
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt squares
Valuation:
$15,750
Permit #:
1867416
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 35 squares
Valuation:
$15,750
Permit #:
1819445
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Remove asphalt shingles down to decking - replace with asphalt shingles - 20 squares. two story
Valuation:
$6,000
Permit #:
BLD-2023-02089
Status:
complete
Fee:
$195
Permit Type:
N/A
Building Type:
N/A
Remove and replace existing 30x10 deck with new 30x10 using
Valuation:
N/A
Permit #:
BPR-032461-2024
Status:
final
Fee:
N/A
Permit Type:
Deck
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 31 squares
Valuation:
$13,950
Permit #:
1852961
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 27 squares
Valuation:
$12,150
Permit #:
1849173
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 15 squares
Valuation:
$8,250
Permit #:
1835269
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 15 squares
Valuation:
$8,250
Permit #:
1833359
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 16 squares
Valuation:
$8,800
Permit #:
1832981
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
G2 Roofing & Construction License info
Verified License
| License # | LIC-00996949 |
| Status | Active |
| City | Boulder |
| Type | General |
| Class | Class D-2 Roofing |
| Date Issued | 05-16-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for G2 Roofing & Construction at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CL-34391 |
| Status | Active |
| City | Centennial |
| Type | General |
| Class | General - Class B |
| Date Issued | 03-16-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for G2 Roofing & Construction at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CL3772 |
| Status | Active |
| County | Larimer County, Co |
| Type | Roofing |
| Class | Roofing |
| Date Issued | 02-24-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for G2 Roofing & Construction at the Larimer County.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Denver |
| Type | D Roof Covering/Waterproofing |
- 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 # | CON-20-0183 |
| Status | Active |
| County | Boulder County |
| Type | Residential Work; Commercial Remodeling Or Tenant Finish |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for G2 Roofing & Construction at the Boulder County Land Use Department.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC710 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for G2 Roofing & Construction at the The Town of Parker, Colorado.
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 # | A110053 |
| Status | Active |
| County | Douglas County |
| Type | General A |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for G2 Roofing & Construction at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | R-3626 |
| Status | Active |
| City | Fort Collins |
| Type | Sub Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for G2 Roofing & Construction at the City of Fort Collins.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | D40068 |
| Status | Active |
| City | Littleton |
| Type | Contractor |
| Date Issued | 05-14-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for G2 Roofing & Construction at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | SPC0626547 |
| Status | Active |
| City | Lafayette |
| Type | Special Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2020. Check the current license status of G2 Roofing & Construction with the City of Lafayette
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 August, 2018. Check the current license status of G2 Roofing & 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 # | CEN-13-08130 |
| Status | Active |
| City | Centennial |
| Type | Roofing Contractor |
- BuildZoom has not verified this license since July, 2015.
Verify this license's status for G2 Roofing & Construction at the Centennial Community Development Contractor Licensing.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| License # | B-CL-025 |
| 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.
Unverified License
| License # | 12-0350 |
| Status | Unable To Verify |
| Town | Castle Rock |
| Type | Roofing |
- 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 # | CR23-0732 |
| Status | Inactive |
| Town | Castle Rock |
| Type | Contractor Limited Class B |
- According to the Castle Rock Town, Colorado, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for G2 Roofing & Construction at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC2447 |
| 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.
Check this license's status for G2 Roofing & Construction at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | D Roof Covering/Waterproofing |
- 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 # | 110531020 |
| 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 G2 Roofing & Construction at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CON-11-0135 |
| Status | Inactive |
| County | Boulder County |
| Type | New Roofing, Re Roofing |
- According to the Boulder County Land Use Department, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for G2 Roofing & Construction at the Boulder County Land Use Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC2015061618 |
| Status | Inactive |
| City | Thornton |
| Type | Class D Roofing/Siding |
- 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 G2 Roofing & 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 # | XX-1565 |
| Status | Inactive |
| City | Fort Collins |
| Type | Other |
- 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 G2 Roofing & Construction at the City of Fort Collins.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Mesa Underwriters, Pinnacol |
Insured
| Workers Comp Provider | Pinnacole Assurance |
797
Permits
- Building permit records show that G2 Roofing & Construction has worked on 797 permitted projects.
G2 Roofing & Construction Employees
GR
G2 Roofing
Owner
GM
Greg Marthaler
Owner
GJ
Greg Marthaler Jr.
Owner
GM
Gregory Marthaler
KE
Kalee Evans
Owner
RM
Robert A Marshall
Owner
RM
Robert Marshall
Owner
Endorsed by These Contractors
Denver, CO
Fantastic! If I could award more than five stars, I would. This company is dedicated to high-quality work at a very fair price. Matt is professional, reliable and you can trust the job will be done right. We had a pretty complex plumbing job related to an extensive remodel. And, we didn't hesitate to return to him when we needed a new water heater. He gives great advice based on what you need.