Updated: Aug 19, 2026
Location and Projects
Address
6 KEITH ST, Watertown, MA, 02472
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Robert J Ransom Construction
Robert J Ransom, 6 Keith St, Watertown, MA (Owned by: Robert Ransom) holds a Building Licenses, Construction Supervisor license and 13 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 Robert J Ransom, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Robert J Ransom Services
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Robert J Ransom Contact Information
Phone Number: (617) 923-1373
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Address: 6 KEITH ST, Watertown, MA 02472
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace existing dilapidated barn with new barn
Valuation:
$45,900
Permit #:
74265
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish existing 13'x6 single story addition to be replaced w 2 story 10 1/2 x 24 addition to include mudrm powder bathroom sitting area bedroom & full bathroom. kitchen renovation w small structural bumpout
Valuation:
$310,000
Permit #:
15070317
Status:
complete
Fee:
$6,200
Permit Type:
N/A
Building Type:
N/A
Alterations to existing 2nd floor interior ada ramp. there is no alteration to egress. there is no change in occupancy. there are no alterations to life safety systems
Valuation:
$167,804
Permit #:
ALT534595
Status:
complete
Fee:
$1,745
Permit Type:
N/A
Building Type:
Mixed
Remove existing wall finishes at interior walls adjacent to elevator shafts in 29 hotel guestrooms. replace wall finishes after sound attenuation insulation is installed
Valuation:
$130,000
Permit #:
SF503185
Status:
complete
Fee:
$1,320
Permit Type:
N/A
Building Type:
Multi
Alterations to eleven ada guestroom balconies. install composite decking. install power operated sliding balcony doors install balcony handrails
Valuation:
$167,000
Permit #:
ALT534596
Status:
complete
Fee:
$1,732
Permit Type:
N/A
Building Type:
Mixed
Cosmetic changes to the hotel concierge lounge including a revised floor plan plumbing electric wallcovering and flooring improvements. no fire alarm work relocate less then 10 sprinkler heads
Valuation:
$441,000
Permit #:
SF125690
Status:
filed
Fee:
$5,060
Permit Type:
N/A
Building Type:
Other
Upgrade three existing ada guestrooms including plumbing electric install strobe devices relocate sprinkler head install new wall and floor finishes
Valuation:
$115,440
Permit #:
ALT306790
Status:
complete
Fee:
$1,255
Permit Type:
N/A
Building Type:
Mixed
Cosmetic renovation of hotel guest corridors and guest rooms including floors 6-38
Valuation:
$4,069,662
Permit #:
SF101458
Status:
filed
Fee:
$40,720
Permit Type:
N/A
Building Type:
Other
No Description Available
Valuation:
$207,000
Permit #:
BP-19-693
Status:
issued
Fee:
$2,150
Permit Type:
New Single Family...
Building Type:
N/A
Remodel 4 bathrooms replace all interior finishes and install hardwired smokes and c.o. detectors through-out
Valuation:
$155,000
Permit #:
BP-2013-0137
Status:
issued
Fee:
$3,100
Permit Type:
N/A
Building Type:
N/A
Renovation of kitchen and two bathrooms (no structural work)
Valuation:
$126,000
Permit #:
BP-2014-0396
Status:
complete
Fee:
$2,520
Permit Type:
N/A
Building Type:
N/A
Completion of work from previous permit. misc. doors hardware blocking drywall repairs plaster repairs and finish work where needed
Valuation:
$15,000
Permit #:
BP-2008-0830
Status:
filed
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
Remove existing block wall level out ceiling and finish existing wall ends on first floor
Valuation:
$4,900
Permit #:
07090428
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
18 x 22 detached garage
Valuation:
$54,285
Permit #:
R-16-0286
Status:
issued
Fee:
$651
Permit Type:
Addition
Building Type:
N/A
Building new cottage 26 x 31
Valuation:
$225,000
Permit #:
07080209
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace front porch deck framing to match same size and shape per plan by bob mccarthy contractor dated 8/12/08
Valuation:
$6,000
Permit #:
BP-2008-0430
Status:
issued
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Strip and re-roof with 17 sq of certainteed shingles
Valuation:
N/A
Permit #:
R-12-0961
Status:
issued
Fee:
$96
Permit Type:
N/A
Building Type:
N/A
Replace decking and trim on rear and front decks and replace any framing if needed
Valuation:
$10,000
Permit #:
BP-2008-0514
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Replace damaged service lateral
Valuation:
N/A
Permit #:
981355
Status:
complete
Fee:
$15
Permit Type:
B electrical-perm...
Building Type:
N/A
N/d 5-31-96
Valuation:
N/A
Permit #:
950218
Status:
complete
Fee:
N/A
Permit Type:
B electrical-perm...
Building Type:
N/A
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Robert J Ransom License info
Verified License
| License # | CS-091255 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of August 2026.
Verify this license's status for Robert J Ransom at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 149258 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 08-26-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Robert J Ransom 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 # | 240483 |
| 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 Robert J Ransom with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 139077 |
| 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 Robert J Ransom 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 # | 132629 |
| 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 Robert J Ransom 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 # | 127717 |
| 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 Robert J Ransom 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 # | CS-081378 |
| Status | Inactive |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- According to the Massachusetts Department of Public Safety, 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 Robert J Ransom at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 88003 |
| Status | Inactive |
| City | Newton |
| Type | Residential Builder |
- According to the City of Newton Massachusetts, 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 Robert J Ransom at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 000015222 |
| 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. If this is your business, please update your license status.
Check this license's status for Robert J Ransom at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 173807 |
| 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 Robert J Ransom 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 # | 142436 |
| 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 Robert J Ransom 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 # | 135509 |
| 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 Robert J Ransom 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 # | 185559 |
| 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 Robert J Ransom 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 # | 174747 |
| 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 Robert J Ransom 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
19
Permits
- Building permit records show that Robert J Ransom has worked on 19 permitted projects.
Robert J Ransom Employees
PR
Paul T. Ransom
Owner
RM
Robert E Mccarthy
Owner
RM
Robert J Mccarthy
Responsible Person
RR
Robert J Ransom
Owner
RB
Robert J. Buschini
Owner
RM
Robert Mccarthy
Owner
RM
Robert P Mccarthy
Owner
RM
Robert P. Mccarthy
Owner
RR
Robert R. Ransom
Owner
RR
Robert Ransom
Owner