Updated: Jul 10, 2026
Location and Projects
Address
1401 W. Bayaud Ave., Ste. 7, Denver, CO, 80223
Use our bidding system to
request a quote
Window Warmth, LLC
Window Warmth, LLC, 1401 W Bayaud Ave, Denver, CO (Owned by: Matthew Seiler) holds a Gen Contractor license and 2 other licenses according to the Fort Collins license board.
Their BuildZoom score of 109 ranks in the top 5% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Window Warmth, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Window Warmth, LLC Contact Information
Phone Number: (303) 217-4100
Edit
Address: 1401 W. Bayaud Ave., Ste. 7, Denver, CO 80223
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Window Warmth, LLC Denver
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Window Warmth, LLC has a BuildZoom score of 109, which places them above 95% of 55,949 contractors in Colorado.
Activity
|
59 projects
|
2025 |
|
276 projects
|
2024 |
|
253 projects
|
2023 |
Our building permit records indicate that Window Warmth, LLC has worked on at least
588.0 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
|
179 projects
|
Home Additions |
|
553 projects
|
Door and windows installations |
Analyzing permits over the last 4 years shows that Window Warmth, LLC mostly works on
door and windows installation
and home addition
projects.
Pricing
|
22 projects
|
< $5k |
|
263 projects
|
$5k-$20k |
|
112 projects
|
$20k-$50k |
|
13 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $12,725. 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.
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace 32 windows u-factors 0.26 0.27 and 0.28 shgc 0.18 0.22 and 0.28 and three doors u-factor 0.23 shgc 0.14. renewal by anderson to do the work. j... see more
Valuation:
$139,016
Permit #:
B2401492
Status:
complete
Fee:
$4,869
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replacing one window - u-factor 0.27 shgc 0.20. replacing one door - u-factor 0.24 shgc 0.10. job contact: matthew seiler (303) 945-1519
Valuation:
$24,572
Permit #:
B2401023
Status:
complete
Fee:
$1,094
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace three windows 0.27 and 0.28 u-factor 0.21 and 0.18 shgc. renewal by anderson to do the work. job contact matthew seiler 303-945-1519
Valuation:
$14,831
Permit #:
B2401485
Status:
complete
Fee:
$688
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace seven windows 0.28 u-factor and 0.20 solar heat gain coefficient (shgc) and replace two doors with 0.17/0.28 u-factor and 0.01/0.15 shgc
Valuation:
$40,327
Permit #:
B2304018
Status:
complete
Fee:
$1,567
Permit Type:
N/A
Building Type:
N/A
Like-for-like replacement of 11 windows and one door. u-factor = 0.28. [plan review comment: new fenestration shall have a maximum u-factor of 0.25 where the proposed glazing area is more than 30% of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] job contact: matthew seiler 303-645-1519
Valuation:
$39,951
Permit #:
B2301899
Status:
complete
Fee:
$1,548
Permit Type:
N/A
Building Type:
N/A
Replace 2 windows u-factor 28 shgc factor 18, 21 renewal by anderson to do the work. job contact: matthew seiler 303-945-1519 city staff comments: emergency escape and rescue window clear opening size shall be maintained; safety glazing and operation shall comply with 2021 irc. keep stickers on windows/doors for inspection
Valuation:
$7,031
Permit #:
B2401495
Status:
complete
Fee:
$379
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace one window 0.27 u-factor 0.18 shgc. renewal by anderson to do the work. job contact matthew seiler 303-945-1519
Valuation:
$5,784
Permit #:
B2401484
Status:
complete
Fee:
$316
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace two windows 0.27 u-factor 0.20 shgc. renewal by anderson to do the work. job contact matthew seiler 303-945-1519
Valuation:
$7,581
Permit #:
B2401482
Status:
complete
Fee:
$393
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace two windows 0.28 u-factor 0.20 and 0.18 shgc. renewal by anderson to do the work. job contact matthew seiler 303-945-1519
Valuation:
$7,206
Permit #:
B2401480
Status:
complete
Fee:
$384
Permit Type:
N/A
Building Type:
N/A
Replacing (1) window - u-factor 28 shgc factor 20. job contact: matthew seiler (303) 945-1519 city staff comments: emergency escape and rescue window clear opening size shall be maintained; safety glazing and operation shall comply with 2021 irc. keep stickers on windows/doors for inspection
Valuation:
$8,235
Permit #:
B2401021
Status:
complete
Fee:
$426
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace one door 0.28 u-factor 0.32 shgc. job contact: matthew seiler 303-945-1519
Valuation:
$7,957
Permit #:
B2400284
Status:
complete
Fee:
$403
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replacement of two windows. u-factor 0.28 0.27 shgc 0.21 0.18. renewal by anderson to do the work. job contact: matthew seiler 303-945-1519
Valuation:
$4,464
Permit #:
B2400163
Status:
applied
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace six windows like-for-like. u-factors = 0.28/0.26 and solar heat gain coefficients (shgc) = 0.20/0.22. job contact: matthew seiler 303-945-1519
Valuation:
$20,853
Permit #:
B2304025
Status:
complete
Fee:
$884
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace five windows 0.28/0.27 u-factor and 0.20 solar heat gain coefficient (shgc)
Valuation:
$19,449
Permit #:
B2304017
Status:
expired
Fee:
$836
Permit Type:
N/A
Building Type:
N/A
Replace (2) windows 28 u factor and 20 shgc factor and replace (1) door with 28 u factor and 22 shgc factor. plan review comments: maintain all emergency escape window minimum opening sizes at bedrooms and basement per irc r310.5. provide safety glazing where required per irc r308. the u-factor and shgc identification labels must be visible on the window or door at time of inspection ... see more
Valuation:
$14,700
Permit #:
B2304014
Status:
complete
Fee:
$648
Permit Type:
N/A
Building Type:
N/A
Replace (8) windows with 28 u-factor and 20 shgc factor. job contact: matthew seiler 303-945-1519 note: stickers attached to windows with u-factor and shgc level shall remain affixed until the building inspector has approved the installation. if stickers are not attached the manufacturers information shall be provided by the contractor to the inspector at time of inspection
Valuation:
$18,572
Permit #:
B2302509
Status:
complete
Fee:
$800
Permit Type:
N/A
Building Type:
N/A
Replace 8 windows and 1 patio door. like for like. new fenestration shall have a maximum u-factor of 0.25 where the proposed glazing area is more than 30% of the wall area by elevation. otherwise new windows shall have a maximum u-factor of 0.28. new fenestration shall comply with 2021 irc section r308.4 hazardous locations for any required safety glazing. job contact - matthew seiler... see more
Valuation:
$18,262
Permit #:
B2301068
Status:
complete
Fee:
$793
Permit Type:
N/A
Building Type:
N/A
Replace (3) windows like-for-like. u-factor = 28 and shgc factor = 20 job contact: matthew seiler 303-945-1519. plan review comments: maintain all emergency escape window minimum opening sizes at bedrooms and basement per irc r310.5. provide safety glazing where required per irc r308. the u-factor and shgc identification labels must be visible on the window or door at time of inspecti... see more
Valuation:
$9,651
Permit #:
B2304027
Status:
complete
Fee:
$453
Permit Type:
N/A
Building Type:
N/A
[plan review comments: new fenestration shall have a maximum u-factor of 0.25 where the proposed fenestration area is more than 30 percent of the wall area by elevation. otherwise new fenestration shall have a maximum u-factor of 0.28.] replace three windows like-for-like. u-factor = 0.28 and solar heat gain coefficient (shgc) = 0.20. job contact: matthew seiler 303-945-1519
Valuation:
$7,554
Permit #:
B2304026
Status:
complete
Fee:
$374
Permit Type:
N/A
Building Type:
N/A
Replace (2) windows 27 u factor and 18 shgc factor. plan review comments: maintain all emergency escape window minimum opening sizes at bedrooms and basement per irc r310.5. provide safety glazing where required per irc r308. the u-factor and shgc identification labels must be visible on the window or door at time of inspection per iecc r303.1.3 and c303.1.3
Valuation:
$6,407
Permit #:
B2304019
Status:
complete
Fee:
$331
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
License #
Littleton, CO
115
BZ Score
$6.9K
Avg Project
-
Projects
114
BZ Score
$11.7K
Avg Project
-
Projects
License # CR25-0828
Denver, CO
114
BZ Score
$4K
Avg Project
-
Projects
Window Warmth, LLC Reviews
BuildZoom hasn't received any reviews for Window Warmth, LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you a window pro in your area today
We'll search our vast network of Window Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
Window Warmth, LLC License info
Verified License
| License # | D2-232 |
| Status | Active |
| City | Fort Collins |
| Type | Gen Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Window Warmth, LLC at the City of Fort Collins.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0014525 |
| Status | Active |
| Pueblo | |
| Type | Home Builder |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Window Warmth, LLC at the Pueblo regional Building Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-108970-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, 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 Window Warmth, LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Insured
| Insurer | Acadia, Firemen's |
1.1K
Permits
- Building permit records show that Window Warmth, LLC has worked on 1115 permitted projects.
Window Warmth, LLC Employees
MS
Matthew Seiler
Owner