Updated: Mar 14, 2026
Location and Projects
Address
68 PEARL ST, Ayer, MA, 01432
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William A Siekman Jr Contracting Construction
William A Siekman Jr Contracting, 68 Pearl St, Ayer, MA (Owned by: William Siekman Jr) holds a Home Improvement Contractor license according to the Massachusetts license board.
Their BuildZoom score of 97 ranks in the top 18% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William A Siekman Jr Contracting, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
William A Siekman Jr Contracting Services
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William A Siekman Jr Contracting Contact Information
Phone Number: (978) 772-4234
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Address: 68 PEARL ST, Ayer, MA 01432
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William A Siekman Jr Contracting Ayer
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William A Siekman Jr Contracting has a BuildZoom score of 97, which places them above 82% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
|
2 projects
|
2023 |
Our building permit records indicate that William A Siekman Jr Contracting has worked on at least
3.0 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
|
1 project
|
< $5k |
|
3 projects
|
$5k-$20k |
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.
William A Siekman Jr Contracting Reviews
5 out of 5 stars, based on
2
reviews
-
By Susan Y.June 14, 2022New window, door, outside house maintenance before painting
-
By JkMarch 6, 2012
I have used Bill for over 10 years and he is consistently on budget and does a great job. He does no advertising because all of his work is word of mouth. When you want it done right, call Bill
Building Permits by William A Siekman Jr Contracting
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install front and back entrance doors and install front and back storm doors
Valuation:
$5,460
Permit #:
R-23-0045
Status:
issued
Fee:
$66
Permit Type:
Doors
Building Type:
N/A
No Description Available
Valuation:
$2,340
Permit #:
BP-23-765
Status:
issued
Fee:
$25
Permit Type:
Windows
Building Type:
N/A
Replacement window
Valuation:
$2,490
Permit #:
R-20-00174
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
2 replacement windows
Valuation:
$2,890
Permit #:
R-20-00173
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$4,095
Permit #:
RP-21-108
Status:
complete
Fee:
N/A
Permit Type:
Miscellaneous (si...
Building Type:
N/A
Remodel. (see notes)
Valuation:
$21,000
Permit #:
BLD21-00752
Status:
issued
Fee:
$315
Permit Type:
Remodel
Building Type:
N/A
Install andersen casement windows units in existing opening. (non structural) & bathroom renovations
Valuation:
$59,000
Permit #:
BLD16-01234
Status:
issued
Fee:
$708
Permit Type:
Remodel
Building Type:
N/A
No Description Available
Valuation:
$5,200
Permit #:
RP-22-160
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$8,270
Permit #:
1434
Status:
complete
Fee:
N/A
Permit Type:
Miscellaneous (si...
Building Type:
N/A
Install front and back entrance doors and install front and back storm doors
Valuation:
$5,460
Permit #:
R-23-0045
Status:
issued
Fee:
$66
Permit Type:
Doors
Building Type:
N/A
Install andersen casement windows units in existing opening. (non structural) & bathroom renovations
Valuation:
$59,000
Permit #:
B-16-1234
Status:
issued
Fee:
$708
Permit Type:
Remodel
Building Type:
One or two-family...
No Description Available
Valuation:
$6,470
Permit #:
BP-23-519
Status:
complete
Fee:
$45
Permit Type:
Additions - open ...
Building Type:
N/A
No Description Available
Valuation:
$23,895
Permit #:
14-0020
Status:
N/A
Fee:
$356
Permit Type:
N/A
Building Type:
Residential
No Description Available
Valuation:
N/A
Permit #:
1698
Status:
complete
Fee:
N/A
Permit Type:
Miscellaneous
Building Type:
N/A
Remove existing front entrance door and install new front entrance door and storm door
Valuation:
$5,185
Permit #:
R-25-0484
Status:
issued
Fee:
$63
Permit Type:
Door installation
Building Type:
N/A
Remove existing front entrance door and install new front entrance door and storm door
Valuation:
$5,185
Permit #:
R-25-0484
Status:
issued
Fee:
$63
Permit Type:
Door installation
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BP-23-519
Status:
final
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
William A Siekman Jr Contracting License info
Verified License
| License # | 126044 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 04-13-2026 |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for William A Siekman Jr Contracting at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
10
Permits
- Building permit records show that William A Siekman Jr Contracting has worked on 10 permitted projects.
William A Siekman Jr Contracting Employees
WJ
William A A Siekman, Jr
Responsible Person
WJ
William A Siekman Jr
Responsible Person
WJ
William Siekman Jr
Owner
Very reliable, professional and precise. Highly recommend him.