Updated: Jul 14, 2026
Location and Projects
Address
249 Ayer Rd Unit 306, Harvard, MA, 01451
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Patrick J Chamberlin Construction
Patrick J Chamberlin, 249 Ayer Rd, Harvard, MA (Owned by: Patrick Chamberlin) holds a Home Improvement Contractor license and 5 other licenses according to the Massachusetts license board.
Their BuildZoom score of 91 ranks in the top 37% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Patrick J Chamberlin, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Patrick J Chamberlin Services
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Patrick J Chamberlin Contact Information
Phone Number: (978) 204-9967
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Address: 249 Ayer Rd Unit 306, Harvard, MA 01451
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This is a sample of this contractor's permits. Click here to access their complete permit history.
9th and 10th floor low voltage cabling for phone and network. provision and installation of quantity (2) category 6 cables for (136 ) wall/office locations on the 9th and 10th floors as per drawings provided. total of (272) category 6 cables. â· provision and installation of quantity 2-port faceplates at (136) tel/data outlets â· provision and installation of quantity (2) category 6 r... see more
Valuation:
$37,495
Permit #:
ELV762810
Status:
complete
Fee:
$400
Permit Type:
N/A
Building Type:
Commercial
Add 2nd floor to rear (13' x 30') addition, open 1st flr kitchen/dining/livingroom expansion. move bedroom upstairs with 1/2 bath 1st floor & 2 full baths on 2nd flr
Valuation:
$185,000
Permit #:
A-2015-0135
Status:
Issued
Fee:
$1,890
Permit Type:
N/A
Building Type:
N/A
Addition 2nd floor to rear (13 x 30') addition open 1st floor kitchen/dining/livingroom expansion. move bedroom upstairs with 1/2 bathroom 1st floor & 2 full baths on 2nd floor
Valuation:
$185,000
Permit #:
BP-15-247
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert building to a 2-family townhouse with construction of 2 shed dormers
Valuation:
$412,000
Permit #:
A-2015-0207
Status:
Issued
Fee:
$4,160
Permit Type:
N/A
Building Type:
N/A
Remodel existing bath-(amendment 11-19-2014 to remodel kitchen, add window etc. cost $18,000--fee $180)
Valuation:
$5,000
Permit #:
A-2014-0539
Status:
Issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Convert building to a 2-family townhouse with construction of 2 shed dormers
Valuation:
$412,000
Permit #:
BP-15-319
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of an egressable window & well for a basement bedroom
Valuation:
$5,500
Permit #:
A-2015-0195
Status:
Issued
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Contractor to add 1/2 bath to cellar next to family room. note: no bedrooms allowed
Valuation:
$5,000
Permit #:
A-2014-0202
Status:
Issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Construct 2nd story (25' x 42') on existing home
Valuation:
$50,000
Permit #:
A-2014-0308
Status:
Issued
Fee:
$540
Permit Type:
N/A
Building Type:
N/A
Construct 2nd story (25 x 42') on existing home
Valuation:
$50,000
Permit #:
BP-14-421
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel existing bath-(amendment 11-19-2014 to remodel kitchen addition window etc. cost $18, 000--fee $180)
Valuation:
$5,000
Permit #:
BP-14-652
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Contractor to construct a wall from commom space w/door
Valuation:
$1,200
Permit #:
BP-13-638
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Contractor to addition 1/2 bathroom to cellar next to family room. note: no bedrooms allowed
Valuation:
$5,000
Permit #:
BP-14-303
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Strip & re-roof
Valuation:
$8,000
Permit #:
BP-13-484
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of an egressable window & well for a basement bedroom
Valuation:
$5,500
Permit #:
BP-15-307
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Contractor to construct a 12 x 16 shed
Valuation:
$5,000
Permit #:
BP-13-706
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel existing bathroom
Valuation:
$3,400
Permit #:
BP-03-397
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate half bathroom
Valuation:
$2,000
Permit #:
BP-02-513
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a second floor bathroom
Valuation:
$5,250
Permit #:
BP-05-202
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Patrick J Chamberlin License info
Verified License
| License # | 208125 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Patrick J Chamberlin at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CS-080528 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Patrick J Chamberlin at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 208125 |
| 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 Patrick J Chamberlin with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 208125 |
| 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 Patrick J Chamberlin with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 175158 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Patrick J Chamberlin at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 137187 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Patrick J Chamberlin at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
10
Permits
- Building permit records show that Patrick J Chamberlin has worked on 10 permitted projects.
Patrick J Chamberlin Employees
JT
Joshua Towne
Owner
PC
Patrick Chamberlin
Owner
PC
Patrick J Chamberlin
Owner