Updated: May 27, 2026
Location and Projects
Address
Holliston, MA, 01746
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William Dorion Construction
William Dorion, Holliston, MA holds a Building Licenses, Construction Supervisor license and 1 other license according to the Massachusetts license board.
Their BuildZoom score of 108 ranks in the top 5% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William Dorion, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William Dorion Services
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William Dorion Contact Information
Phone Number: (508) 881-8200
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William Dorion Holliston
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William Dorion has a BuildZoom score of 108, which places them above 95% of 139,240 contractors in Massachusetts.
Activity
|
34 projects
|
2024 |
|
27 projects
|
2023 |
Our building permit records indicate that William Dorion has worked on at least
61.0 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.
Pricing
|
22 projects
|
< $5k |
|
26 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
The typical size of their permits is approximately $5,538. 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.
Air sealing weather stripping open blow cellulose in attic damming
Valuation:
$6,094
Permit #:
R-24-0276
Status:
complete
Fee:
$110
Permit Type:
Weatherization
Building Type:
N/A
Air sealing weather stripping open cellulose in attic dense cellulose in kneewall basement sills fiberglass
Valuation:
$6,973
Permit #:
R-24-0612
Status:
issued
Fee:
$100
Permit Type:
Weatherization
Building Type:
N/A
Remove 1 existing window and replace with 1 new replacement window. no structural work work to be done at 50-56 broadlawn park unit # 305
Valuation:
$1,612
Permit #:
SF1441818
Status:
complete
Fee:
$40
Permit Type:
N/A
Building Type:
Mixed
Air sealing open blow cellulose in attic dense pack cellulose in walls door sweep weatherstripping
Valuation:
$4,548
Permit #:
SF1585279
Status:
filed
Fee:
$70
Permit Type:
N/A
Building Type:
1-2fam
Open blow cellulose in attic, air sealing damming dense pack cellulose in walls
Valuation:
$8,262
Permit #:
B24-000236
Status:
issued
Fee:
N/A
Permit Type:
Residential alter...
Building Type:
N/A
Air sealing weatherstripping damming open cellulose in attic
Valuation:
$4,291
Permit #:
B-23-1022
Status:
suspended
Fee:
N/A
Permit Type:
Express: insulati...
Building Type:
One & two family
Air sealing, weatherstripping, open cellulose in attic, basement fiberglass
Valuation:
$6,060
Permit #:
R-24-0132
Status:
complete
Fee:
$85
Permit Type:
Weatherization
Building Type:
N/A
Unit #2 air sealing door sweep weather stripping kneewall thermal barrier polyiso
Valuation:
$1,586
Permit #:
SF1573525
Status:
filed
Fee:
$40
Permit Type:
N/A
Building Type:
Multi
Air sealing sweeps weather stripping open blow cellulose in attic, damming
Valuation:
$4,199
Permit #:
R-24-0304
Status:
issued
Fee:
$30
Permit Type:
Weatherization
Building Type:
N/A
Air sealing weather stripping damming open blow cellulose in attic floor
Valuation:
$3,085
Permit #:
SF1585906
Status:
filed
Fee:
$60
Permit Type:
N/A
Building Type:
1-2fam
Air sealing weather stripping open blow cellulose in attic damming
Valuation:
$8,697
Permit #:
R-24-0026
Status:
complete
Fee:
$60
Permit Type:
Weatherization
Building Type:
N/A
Air sealing dense pack cellulose in walls weather stripping
Valuation:
$4,259
Permit #:
SBP-24-672
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Air sealing weatherstripping damming open cellulose in attic
Valuation:
$4,610
Permit #:
R-24-1029
Status:
complete
Fee:
$50
Permit Type:
Weatherization
Building Type:
N/A
Air sealing weatherstripping blown cellulose in walls cancelled permit withdrawn by homeowner
Valuation:
$5,159
Permit #:
R-24-0670
Status:
permit cancelled
Fee:
$100
Permit Type:
Weatherization
Building Type:
N/A
Air sealing weather stripping door sweep open blow cellulose in attic damming
Valuation:
$5,162
Permit #:
SF1523251
Status:
complete
Fee:
$80
Permit Type:
N/A
Building Type:
1-2fam
Create opening and addition (1) 48 x 30 window in kitchen
Valuation:
$2,965
Permit #:
BP-24-467
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Attic open blow cellulose damming roof vent air sealing weather stripping
Valuation:
$1,728
Permit #:
SF1488021
Status:
filed
Fee:
$40
Permit Type:
N/A
Building Type:
1-2fam
Replace 18 windows. work to be done at 178 tremont st.;
Valuation:
$44,000
Permit #:
SF1466570
Status:
complete
Fee:
$460
Permit Type:
N/A
Building Type:
Commercial
Open blow cellulose in attic, damming air sealing
Valuation:
$4,838
Permit #:
SBP-24-81
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Attic open blow cellulose air sealing door sweep weather stripping
Valuation:
$8,832
Permit #:
SBP-23-542
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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William Dorion Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
William Dorion License info
Verified License
| License # | CS-118068 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for William Dorion at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in July, 2023 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.
108
BuildZoom Score
70
Permits
- Building permit records show that William Dorion has worked on 70 permitted projects.