Updated: May 22, 2026
Location and Projects
Address
67 Berkley St, Waltham, MA, 02451
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Peter A Leblanc HVAC/Mechanical Contractor
We're a Family owned business that originated with my father in 1978.
From BuildZoom: Peter A Leblanc, 67 Berkley St, Waltham, MA holds a Building Licenses, Cssl Ic Insulation Contractor license and 4 other licenses according to the Massachusetts license board.
Their BuildZoom score of 112 ranks in the top 3% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Peter A Leblanc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Peter A Leblanc Services
Start a project today:
Peter A Leblanc Contact Information
Phone Number: (978) 407-7638
Address: 67 Berkley St, Waltham, MA 02451
Peter A Leblanc Waltham
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Peter A Leblanc has a BuildZoom score of 112, which places them above 97% of 139,240 contractors in Massachusetts.
Activity
|
7 projects
|
2025 |
|
29 projects
|
2024 |
|
42 projects
|
2023 |
Our building permit records indicate that Peter A Leblanc has worked on at least
78.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
39 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Peter A Leblanc mostly works on
hvac project
projects.
Pricing
|
24 projects
|
< $5k |
|
28 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $5,094. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Vapor barrier in basement air sealing attic insulation blown cellulose to code ventilation kneewall wall 2"thermal board kneewall floor blown cellulose
Valuation:
$4,700
Permit #:
R-25-0157
Status:
issued
Fee:
$60
Permit Type:
Weatherization
Building Type:
N/A
Insulate all exterior walls with dense pack cellulose, addition 9"of blown cellulose to open attic fiberglass damming heat producing objects in attic vent bathroom fan to roof, air seal main attic attic stair cover roof vent
Valuation:
N/A
Permit #:
BLDG-24-198
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing attic insulation blown cellulose to code ventilation if needed exterior wall insulation dense cellulose
Valuation:
$10,466
Permit #:
R-25-0156
Status:
issued
Fee:
$126
Permit Type:
Weatherization
Building Type:
N/A
Air sealing attic insulation blown cellulose to code exterior wall insualtion dense cellulose ventilation if needed
Valuation:
$6,275
Permit #:
R-25-0109
Status:
issued
Fee:
$76
Permit Type:
Weatherization
Building Type:
N/A
Exterior wall insulation dense cellulose air sealing attic insulation blown cellulose crawlspace vapor barrier 6ml
Valuation:
$8,374
Permit #:
R-25-0031
Status:
issued
Fee:
$101
Permit Type:
Weatherization
Building Type:
N/A
Air seal main attic and rim joist, insulate attic to code with blown cellulose recessed light enclosure in attic propavents to soffit area insulate exterior walls with dense cellulose insulate rim joist with 6"fiberglass and 2"thermal barrier board
Valuation:
N/A
Permit #:
BLDG-24-1282
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air seal main attic, insulate main attic with 9"of blown cellulose, insulate kneewall with 2"thermal barrier board vent two bathroom fans to roof insulate hatch with 2"thermal barrier
Valuation:
N/A
Permit #:
BLDG-24-101
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing attic insulation blow cellulose to code exterior wall insulation dense cellulose
Valuation:
$5,617
Permit #:
R-25-0108
Status:
issued
Fee:
$68
Permit Type:
Weatherization
Building Type:
N/A
Air seal main entire main attic insulate entire main attic with 9"open blow cellulose to code ventilate main attic to code insulate exterior rim joist with 2"thermal barrier board, insulate hatch with 2"thermal barrier board
Valuation:
N/A
Permit #:
BLDG-24-785
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition 6"cellulose to main attic ending r-60, fiberglass damming to heat sources in attic kneewall 2"thermal barrier propavents to soffit, air sealing to main attic
Valuation:
N/A
Permit #:
BLDG-24-199
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Airmain attic insulate attic to code cellulose r-60 insulate all exterior shingle walls dense cellulose exterior rim joist 2"thermal barrier garage ceiling dense cellulose 8"propa-vents to soffits ventilation
Valuation:
N/A
Permit #:
BLDG-24-315
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air seal main attic insulate main attic tode with 9"blown cellulose insulate all exterior wood walls with dense cellulose 3, insulate exterior basement rim joist with 6"fiberglass or 2"termal barrier
Valuation:
N/A
Permit #:
BLDG-24-784
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air seal main attic adding 15"fiberglass batts to main attic 6"fiberglass to basement ceiling 6"fiberglass to crawl space ceiling 2"thermal board to crawlspace ceiling ventilation to main attic
Valuation:
$9,795
Permit #:
W-24-48
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing attic insulation blown cellulose ventilation if needed
Valuation:
$2,042
Permit #:
R-25-0030
Status:
issued
Fee:
$60
Permit Type:
Weatherization
Building Type:
N/A
Air seal main attic insulate main attic r-60 blown cellulose. ventilation knee wall wall r-13+2"thermal barrier insulate all exterior walls with dense cellulose insulate hatches
Valuation:
N/A
Permit #:
BLDG-24-1463
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing attic insulation to code ventilation exterior wall insulation dense cellulose
Valuation:
$5,782
Permit #:
R-23-0225
Status:
issued
Fee:
$70
Permit Type:
Weatherization
Building Type:
N/A
Exterior walls install dense pack cellulose insulation rim joist 2"thermal barrier r-19
Valuation:
$2,852
Permit #:
R-23-0466
Status:
issued
Fee:
$25
Permit Type:
Weatherization
Building Type:
N/A
Air sealing attic insulation to r-49 ventilation exterior walls dense cellulose
Valuation:
$4,900
Permit #:
B-22-576
Status:
issued
Fee:
N/A
Permit Type:
Insulation
Building Type:
N/A
Air saeling, attic insulation to r-60, recessed light covers, rim joist insulation 2"thermal barrier
Valuation:
$4,987
Permit #:
EP-24-43
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing attic insulation to code basement ceiling insulation 6 fiberglass ventilation
Valuation:
$5,094
Permit #:
W-24-76
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Peter A Leblanc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Peter A Leblanc License info
Verified License
| License # | CSSL-106017 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Cssl Ic Insulation Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Peter A Leblanc at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CSSL-106017 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor Specialty |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Peter A Leblanc at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CSSL-100353 |
| Status | Inactive |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor Specialty |
- According to the Massachusetts Department of Public Safety, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Peter A Leblanc at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 000024056 |
| Status | Inactive |
| City | Newton |
| Type | Electrical Contractor |
- According to the City of Newton Massachusetts, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Peter A Leblanc at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CSSL-100353 |
| Status | Inactive |
| State | Massachusetts |
| Type | Building Licenses, Cssl Ws Windows And Siding |
- According to the Massachusetts Department of Public Safety, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Peter A Leblanc at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
541
Permits
- Building permit records show that Peter A Leblanc has worked on 541 permitted projects.