Updated: May 26, 2026
Location and Projects
Address
3025 W FLOYD AVE, Englewood, CO, 80110
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Mammoth Construction LLC
Their BuildZoom score of 92 ranks in the top 32% of 55,949 Colorado licensed contractors.
If you are thinking of hiring Mammoth Construction LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mammoth Construction LLC Services
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Mammoth Construction LLC Contact Information
Phone Number: (970) 319-6943
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Address: 3025 W FLOYD AVE, Englewood, CO 80110
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Building Permits by Mammoth Construction LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Reroof of 11 squares. must comply with 2021 irc. work is subject to field inspections
Valuation:
N/A
Permit #:
BP-23-03349
Status:
issued
Fee:
$422
Permit Type:
N/A
Building Type:
N/A
Reroof of 31 squares. must comply with 2021 irc. work is subject to field inspections
Valuation:
N/A
Permit #:
BP-23-03045
Status:
issued
Fee:
$639
Permit Type:
N/A
Building Type:
N/A
Interior remodel (no exterior work allowed under this permit) at an existing single family residence
Valuation:
N/A
Permit #:
2016-RESCON-0005790
Status:
final
Fee:
$739
Permit Type:
N/A
Building Type:
N/A
Reroof of 17 squares
Valuation:
N/A
Permit #:
BP-23-02717
Status:
complete
Fee:
$857
Permit Type:
N/A
Building Type:
N/A
Rs - other
Valuation:
$5,000
Permit #:
16-02659
Status:
complete
Fee:
$209
Permit Type:
Alteration
Building Type:
Residential
Au - patio cover
Valuation:
$9,196
Permit #:
17-03195
Status:
complete
Fee:
$344
Permit Type:
New
Building Type:
Accessory use
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Mammoth Construction LLC License info
License Not Verified
| License # | C160126 |
| Status | Active |
| County | Douglas County |
| Type | General C |
- When BuildZoom last verified this license, it had an expiration date of March, 2026. Check the current license status of Mammoth Construction LLC 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 | 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. If this is your business, please update your license status.
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. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-F164273-1 |
| 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 Mammoth Construction LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Mammoth Construction LLC Employees
JD
Juan Carlos Dalitz
Owner
JD
Juan Carlos Daltiz