Updated: Jul 10, 2026
Location and Projects
Address
8330 E Quincy Ave, Denver, CO, 80237
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Knight William Z Roofer
Knight William Z, 8330 E Quincy Ave, Denver, CO (Owned by: William Knight Roofing) holds a D Roof Covering/Waterproofing license and 13 other licenses according to the Denver license board.
Their BuildZoom score of 105 ranks in the top 8% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Knight William Z, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Knight William Z Contact Information
Phone Number: (719) 310-1559
Address: 8330 E Quincy Ave, Denver, CO 80237
Knight William Z Denver
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Knight William Z has a BuildZoom score of 105, which places them above 92% of 55,949 contractors in Colorado.
Activity
|
13 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that Knight William Z has worked on at least
23.0 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
|
23 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Knight William Z mostly works on
roofing project
projects.
Pricing
|
2 projects
|
< $5k |
|
18 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $10,500. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove all layers of roofing to deck on primary and detached structures. install atlas pinnacle pristine shingle to manufacturer specs. 12/12 pitch
Valuation:
$24,500
Permit #:
2024-ROOFSIDE-0017978
Status:
final
Fee:
$219
Permit Type:
N/A
Building Type:
Single family res...
Comments: tear off 1 layer and reroof with asphalt 14 squares
Valuation:
$9,800
Permit #:
1816302
Status:
issued
Fee:
$233
Permit Type:
Roofing-rt2
Building Type:
N/A
Remove roofing to deck replace with atlas stormmaster shake class 4 impact resistant shingle to code
Valuation:
$12,800
Permit #:
2024-ROOFSIDE-0009926
Status:
final
Fee:
$123
Permit Type:
N/A
Building Type:
Single family res...
Remove all roofing to deck 6/12 pitch install owen’s corning duration architectural shingle
Valuation:
$10,500
Permit #:
2024-ROOFSIDE-0006863
Status:
issued
Fee:
$107
Permit Type:
N/A
Building Type:
Single family res...
Remove 1 layer asphalt roofing to deck install drip edge & synthetic felt install atlas pinnacle pristine architectural shingle. 25 sq 4/12 pitch
Valuation:
$5,400
Permit #:
2021-ROOFSIDE-0007588
Status:
final
Fee:
$67
Permit Type:
N/A
Building Type:
Single family res...
Tear off existing roofing to deck replace with john mansville modified bitumen roofing. 40 sq
Valuation:
$24,700
Permit #:
2022-ROOFSIDE-0005269
Status:
issued
Fee:
$219
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers to deck replace with atlas pinnacle to manufacturer specs
Valuation:
$25,000
Permit #:
2024-ROOFSIDE-0016949
Status:
final
Fee:
$219
Permit Type:
N/A
Building Type:
Single family res...
Remove all roofing to deck. install atlas pinnacle pristine shingle to code
Valuation:
$9,100
Permit #:
2024-ROOFSIDE-0010784
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers of roofing to deck install atlas pinnacle pristine shingles
Valuation:
$7,500
Permit #:
2024-ROOFSIDE-0004066
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
Single family res...
Remove all roofing to deck replace with owens corning duration storm
Valuation:
$7,600
Permit #:
2024-ROOFSIDE-0013269
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
Single family res...
Remove all old roofing to the deck. install 24sq tamko titan xt
Valuation:
$9,600
Permit #:
2024-ROOFSIDE-0008061
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers to deck install tamki titan xt to mfg spec
Valuation:
$10,000
Permit #:
2024-ROOFSIDE-0016489
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers of roofing to deck install tamko titan xt shingle
Valuation:
$4,800
Permit #:
2024-ROOFSIDE-0015354
Status:
issued
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers to deck install architectural shingle to code
Valuation:
$4,800
Permit #:
2024-ROOFSIDE-0011801
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Remove all layers of roofing to deck install new architectural shingle to code
Valuation:
$6,000
Permit #:
2023-ROOFSIDE-0006217
Status:
final
Fee:
$67
Permit Type:
N/A
Building Type:
Single family res...
Comments: reroof with metal/concrete/shake/tiles 24 squares
Valuation:
$25,000
Permit #:
1754316
Status:
issued
Fee:
$222
Permit Type:
Roofing-rt2
Building Type:
N/A
Remove all layers to deck. replace with architectural shingle
Valuation:
$11,500
Permit #:
BLD-2023-06278
Status:
complete
Fee:
$328
Permit Type:
N/A
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 27 squares
Valuation:
$10,800
Permit #:
1741906
Status:
issued
Fee:
$222
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 23 squares
Valuation:
$10,500
Permit #:
1730110
Status:
issued
Fee:
$222
Permit Type:
Roofing-rt2
Building Type:
N/A
Comments: tear off 1 layer and reroof with asphalt 24 squares
Valuation:
$8,500
Permit #:
1724270
Status:
issued
Fee:
$222
Permit Type:
Roofing-rt2
Building Type:
N/A
Knight William Z Reviews
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Verified License
BuildZoom confirmed this contractor's license
Knight William Z License info
Verified License
| Status | Active |
| City | Denver |
| Type | D Roof Covering/Waterproofing |
- 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 |
| City | Denver |
- When BuildZoom last verified this license, it had an expiration date of January, 2023. Check the current license status of Knight William Z 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
| License # | LIC12901 |
| Status | Active |
| City | Denver |
| Type | D-Roof Covering/Waterproofing |
- When BuildZoom last verified this license, it had an expiration date of October, 2025. Check the current license status of Knight William Z 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.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | D Non Structural Residential Remodel |
- 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 | D Siding |
- 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 # | LIC242500 |
| Status | Inactive |
| City | Denver |
| Type | D-Siding |
- 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.
Check this license's status for Knight William Z at the City and County of Denver Community Planning and Development.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 150131003 |
| 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 Knight William Z at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| Pueblo | |
| Type | Stucco |
- According to the Pueblo regional Building Department, 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 |
| Pueblo | |
| Type | Siding |
- According to the Pueblo regional Building Department, 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 |
| Pueblo | |
| Type | Roofing |
- According to the Pueblo regional Building Department, 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 | Aurora |
| Type | Roofing 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 # | LCC2015007757 |
| Status | Inactive |
| City | Thornton |
| Type | Class D Roofing |
- 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 Knight William Z at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1357 |
| Status | Inactive |
| City | Arvada |
| Type | Bid Contractor, Roofing |
- 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 Knight William Z at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC1357 |
| 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 Knight William Z at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
405
Permits
- Building permit records show that Knight William Z has worked on 405 permitted projects.
Knight William Z Employees
WK
William Knight
Owner
WR
William Knight Roofing
Owner