Updated: Aug 26, 2025
Location and Projects
Address
Waltham, MA, 02451
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Leblanc Mechanical
Leblanc Mechanical, Waltham, MA holds a Sheet Metal Business license and 1 other license according to the Massachusetts license board.
Their BuildZoom score of 91 ranks in the top 37% of 139,240 Massachusetts licensed contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Leblanc Mechanical Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install exhaust make up air fan
Valuation:
N/A
Permit #:
P202242211
Status:
final
Fee:
$26
Permit Type:
N/A
Building Type:
340 general offic...
One air conditioning and one gas burner
Valuation:
N/A
Permit #:
W000045133
Status:
issued
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
Replace furnace & condenser
Valuation:
N/A
Permit #:
P201940183
Status:
issued
Fee:
$48
Permit Type:
N/A
Building Type:
N/A
Rooftop mechanical unit
Valuation:
N/A
Permit #:
P201941785
Status:
final
Fee:
$121
Permit Type:
N/A
Building Type:
401 warehouses-st...
Replace furnace
Valuation:
$2,500
Permit #:
B2016-43
Status:
N/A
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Replace 2 furnaces with condensers
Valuation:
N/A
Permit #:
P201940168
Status:
issued
Fee:
$198
Permit Type:
N/A
Building Type:
N/A
Replace air handler & condenser
Valuation:
N/A
Permit #:
P201940190
Status:
issued
Fee:
$36
Permit Type:
N/A
Building Type:
N/A
Replace an remote terminal unit air conditioning with lighter one
Valuation:
N/A
Permit #:
P201840561
Status:
issued
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$2
Permit #:
SMP-2015-5
Status:
final
Fee:
$50
Permit Type:
Air balancing
Building Type:
N/A
Bathroom fan
Valuation:
N/A
Permit #:
P201941782
Status:
issued
Fee:
$12
Permit Type:
N/A
Building Type:
N/A
Replace furnace
Valuation:
N/A
Permit #:
W000045497
Status:
issued
Fee:
$25
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BP-2013-412
Status:
final
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$600
Permit #:
SMP-2013-56
Status:
final
Fee:
$50
Permit Type:
Kitchen exhaust s...
Building Type:
N/A
No Description Available
Valuation:
$6
Permit #:
SMP-2012-112
Status:
final
Fee:
$68
Permit Type:
HVAC
Building Type:
N/A
No Description Available
Valuation:
$20
Permit #:
SMP-2012-13
Status:
final
Fee:
$203
Permit Type:
HVAC
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Leblanc Mechanical License info
Verified License
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal Business |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Leblanc Mechanical at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in July, 2019 that this contractor does not need a license to be a contractor in Massachusetts.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
13
Permits
- Building permit records show that Leblanc Mechanical has worked on 13 permitted projects.
When my heater stopped working mid-winter I called Leblanc Mechanical, and they were able to repair my furnace that day! This company has excellent customer service and quick response time.