Updated: Jun 02, 2026
Location and Projects
Address
7346 S. Highland Dr., Littleton, CO, 80160
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Trail Mechanical Inc
Trail Mechanical Inc, 7346 S Highland Dr, Littleton, CO (Employees: Mark & Gretchen Trail and Mark Trail) holds a Mechanical Systems Contractor license and 8 other licenses according to the Aurora license board.
Their BuildZoom score of 93 ranks in the top 27% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Trail Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Trail Mechanical Inc Contact Information
Phone Number: (720) 283-7822
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Address: 7346 S. Highland Dr., Littleton, CO 80160
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Run steam piping and reconnect radiators
Valuation:
$7,700
Permit #:
2021-BOILERAC-0000429
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
Single family res...
Venting for gas fireplace
Valuation:
$5,000
Permit #:
2021-MECH-0008357
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Install new range hood and vent it to outside
Valuation:
$2,000
Permit #:
2021-MECH-0009274
Status:
final
Fee:
$35
Permit Type:
N/A
Building Type:
Single family res...
Replace water heater like for like 40k btu 50 gal
Valuation:
$1,500
Permit #:
M19-0016
Status:
final
Fee:
$85
Permit Type:
Single family det
Building Type:
N/A
Hot wtr heat: 525 n jackson st
Valuation:
$25,000
Permit #:
2019-BOILERAC-0000709
Status:
final
Fee:
$219
Permit Type:
N/A
Building Type:
Multi-family resi...
Replace furnace 100 btu 80%
Valuation:
$3,935
Permit #:
M18-0015
Status:
final
Fee:
$174
Permit Type:
Single family det
Building Type:
N/A
Replace furnace 100 btu 80%
Valuation:
$3,935
Permit #:
M18-0015
Status:
final
Fee:
$174
Permit Type:
Single family det
Building Type:
N/A
Replace furnace 80% effic single stage
Valuation:
$3,500
Permit #:
M15-0110
Status:
final
Fee:
$166
Permit Type:
Single family det
Building Type:
N/A
Replace furnace 80k btus
Valuation:
$2,500
Permit #:
M17-0007
Status:
final
Fee:
$159
Permit Type:
Single family det
Building Type:
N/A
Install boiler 125k btu & water heater
Valuation:
$19,700
Permit #:
M15-0070
Status:
final
Fee:
$688
Permit Type:
Apartment
Building Type:
N/A
Addition gas piping to kiln from main gas pipe
Valuation:
$3,000
Permit #:
CMIS15-00068
Status:
final
Fee:
$144
Permit Type:
Mechanical
Building Type:
N/A
Replace furnace 80% 70 000 btu
Valuation:
$3,250
Permit #:
M14-0108
Status:
final
Fee:
$162
Permit Type:
Single family det
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2005-BOILERAC-0005160116
Status:
approved
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2006-MECH-0006015734
Status:
approved
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2006-MECH-0006015732
Status:
approved
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
Mechanical
Valuation:
$4,200
Permit #:
2021-MECH-0005537
Status:
final
Fee:
$59
Permit Type:
N/A
Building Type:
Single family res...
Replace furnace 80% afue sgl-stage multi-speed 60k btu
Valuation:
$4,500
Permit #:
M17-0102
Status:
final
Fee:
$199
Permit Type:
Single family det
Building Type:
N/A
No Description Available
Valuation:
$1,500
Permit #:
00303483
Status:
N/A
Fee:
$35
Permit Type:
Alteration
Building Type:
N/A
No Description Available
Valuation:
$3,800
Permit #:
00293992
Status:
N/A
Fee:
$51
Permit Type:
Addition to building
Building Type:
N/A
Replace furnace 70k btu's 80% effic
Valuation:
$3,400
Permit #:
M17-0089
Status:
final
Fee:
$165
Permit Type:
Single family det
Building Type:
N/A
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Trail Mechanical Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Trail Mechanical Inc License info
Verified License
| Status | Active |
| City | Aurora |
| Type | Mechanical Systems Contractor |
- BuildZoom verified this license was active as of June 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MA050352 |
| Status | Active |
| County | Douglas County |
| Type | Mechanical A |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Trail Mechanical Inc at the Douglas County Building Division.
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 August, 2022. Check the current license status of Trail Mechanical Inc 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 # | 2088 |
| Status | Active |
| City | Arvada |
| Type | Bid Contractor, Mechanical |
- When BuildZoom last verified this license, it had an expiration date of May, 2016. Check the current license status of Trail Mechanical Inc with the The City of Arvada, Colorado
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Refrigeration A |
- 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 | Steam & Hot Water |
- 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 | H & V A |
- 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 # | D11247 |
| Status | Inactive |
| City | Littleton |
| Type | Class D |
- According to the The City of Littleton, CO, 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 Trail Mechanical Inc at the The City of Littleton, CO.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC2088 |
| 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 Trail Mechanical Inc at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
29
Permits
- Building permit records show that Trail Mechanical Inc has worked on 29 permitted projects.
Trail Mechanical Inc Employees
MT
Mark & Gretchen Trail
Owner
MT
Mark Trail
TI
Trail Mechanical Inc
Owner