Updated: Apr 21, 2026
Location and Projects
Address
321 W 45TH AVE, Denver, CO, 80216
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Environmental Demolition, Inc
Environmental Demolition, Inc, 321 W 45th Ave, Denver, CO (Owned by: Jack Grochot) holds a General C license and 2 other licenses according to the Douglas County license board.
Their BuildZoom score of 95 ranks in the top 22% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Environmental Demolition, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Environmental Demolition, Inc Contact Information
Phone Number: (303) 216-9001
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Address: 321 W 45TH AVE, Denver, CO 80216
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Building Permits by Environmental Demolition, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Structural repair of foundation
Valuation:
N/A
Permit #:
M-08-00829
Status:
final
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Structural repair
Valuation:
N/A
Permit #:
M-08-00333
Status:
final
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Structural repair
Valuation:
N/A
Permit #:
M-08-00332
Status:
final
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Structural repair
Valuation:
N/A
Permit #:
M-08-00523
Status:
final
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Demolishing existing dwelling and six outbuildings - state asbestos letter in file - fees of $52.00 per building per frank
Valuation:
$42,150
Permit #:
BCR13-01172
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Demolishing existing dwelling and three outbuildings - state asbestos letter in file - fees of $52.00 per building per frank
Valuation:
$18,400
Permit #:
BCR13-01169
Status:
final
Fee:
$208
Permit Type:
N/A
Building Type:
N/A
Demolishing existing dwelling and one outbuilding - state asbestos letter in file - fees of $52.00 per building per frank
Valuation:
$18,400
Permit #:
BCR13-01174
Status:
final
Fee:
$104
Permit Type:
N/A
Building Type:
N/A
Demolishing existing dwelling - state asbestos letter in file - fees of $52.00 per building per frank
Valuation:
$15,275
Permit #:
BCR13-01173
Status:
final
Fee:
$52
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$21,040
Permit #:
00240553
Status:
N/A
Fee:
$195
Permit Type:
Wreck
Building Type:
N/A
Wreck need forestry approval check for asbestos report and neighbor notification
Valuation:
N/A
Permit #:
2010-DEMO-0010040380
Status:
approved
Fee:
$147
Permit Type:
N/A
Building Type:
N/A
Relocate/replace fire hydrant and tap back into main
Valuation:
N/A
Permit #:
ROW23-00614
Status:
issued
Fee:
$217
Permit Type:
Trenching
Building Type:
N/A
No Description Available
Valuation:
$1,500
Permit #:
00205094
Status:
N/A
Fee:
$35
Permit Type:
Repair replace
Building Type:
N/A
No Description Available
Valuation:
$2,500
Permit #:
00205095
Status:
N/A
Fee:
$43
Permit Type:
Repair replace
Building Type:
N/A
2013k00606 - 2614 w. 24th ave. - single family dwelling demolition
Valuation:
N/A
Permit #:
2014-DEMO-0000240553
Status:
final
Fee:
$195
Permit Type:
N/A
Building Type:
N/A
2nd & 4th flrs interior demo/2nd & 4th
Valuation:
$193,440
Permit #:
130699
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish building 3
Valuation:
$141,112
Permit #:
BDP08-1493
Status:
issued
Fee:
$25
Permit Type:
Demolish
Building Type:
Commercial
Alterations/tenant finish
Valuation:
N/A
Permit #:
2005-DEMO-0005116417
Status:
approved
Fee:
$173
Permit Type:
N/A
Building Type:
N/A
Alterations/tenant finish
Valuation:
N/A
Permit #:
2005-DEMO-0005116413
Status:
approved
Fee:
$123
Permit Type:
N/A
Building Type:
N/A
Alterations/tenant finish
Valuation:
N/A
Permit #:
2005-DEMO-0005116411
Status:
approved
Fee:
$123
Permit Type:
N/A
Building Type:
N/A
Alterations/tenant finish
Valuation:
N/A
Permit #:
2005-DEMO-0005116410
Status:
approved
Fee:
$123
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Environmental Demolition, Inc License info
Verified License
| License # | C120009 |
| Status | Active |
| County | Douglas County |
| Type | General C |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Environmental Demolition, Inc at 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 |
- 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 # | AEC3867 |
| 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. If this is your business, please update your license status.
Check this license's status for Environmental Demolition, Inc at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
48
Permits
- Building permit records show that Environmental Demolition, Inc has worked on 48 permitted projects.
Environmental Demolition, Inc Employees
EI
Environmental Demo Inc
Subcontractr
JG
Jack Grochot
Owner
LP
Lindsay Patrick
Owner
LJ
Lindsay Patrick J
Owner
PL
Patrick Lindsay
Owner