Location and Projects
Sheldon O Knowles III Construction
Sheldon O Knowles III, 95 Phillips Ave, Rockport, MA (Owned by: Sheldon Knowles) holds a Building Licenses, Construction Supervisor license and 3 other licenses according to the Massachusetts license board.
Their BuildZoom score of 95 ranks in the top 22% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sheldon O Knowles III, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sheldon O Knowles III Services
Sheldon O Knowles III Contact Information
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Sheldon O Knowles III Rockport
Quality
Activity
|
1 project
|
2025 |
|
2 projects
|
2023 |
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
3 projects
|
$20k-$50k |
Building Permits by Sheldon O Knowles III
This is a sample of this contractor's permits. Click here to access their complete permit history.
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Sheldon O Knowles III License info
Verified License
| License # | CS-085874 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Sheldon O Knowles III at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 178768 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 07-18-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Sheldon O Knowles III at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 225922 |
| Status | Active |
| City | Newton |
| Type | Residential Builder |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Sheldon O Knowles III with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 225922 |
| Status | Active |
| City | Newton |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Sheldon O Knowles III with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
7
Permits
- Building permit records show that Sheldon O Knowles III has worked on 7 permitted projects.