Updated: Jul 14, 2026
Location and Projects
Address
5650 S WINDERMERE ST, Littleton, CO, 80120
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Duet Build Construction
Duet Build, 5650 S Windermere St, Littleton, CO (Owned by: Miranda Cullen) holds a General license and 2 other licenses according to the Boulder license board.
Their BuildZoom score of 91 ranks in the top 37% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Duet Build, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Duet Build Services
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Duet Build Contact Information
Phone Number: (303) 921-4563
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Address: 5650 S WINDERMERE ST, Littleton, CO 80120
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Rs - residential
Valuation:
$268,000
Permit #:
21-07142
Status:
issued
Fee:
$4,532
Permit Type:
Alteration
Building Type:
Residential
Au - deck
Valuation:
$4,482
Permit #:
22-05435
Status:
issued
Fee:
$206
Permit Type:
New
Building Type:
Accessory use
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Verified License
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Duet Build License info
Verified License
| License # | LIC-01005659 |
| Status | Active |
| City | Boulder |
| Type | General |
| Class | Class C |
| Date Issued | 04-30-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Duet Build at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C210347 |
| Status | Active |
| County | Douglas County |
| Type | General C |
- When BuildZoom last verified this license, it had an expiration date of July, 2026. Check the current license status of Duet Build with the Douglas County Building Division
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Aurora |
| Type | Residential Building 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.
91
BuildZoom Score
Duet Build Employees
MC
Miranda Cullen
Owner