Updated: May 30, 2026
Location and Projects
Address
71 JENNEY LANE, Dedham, MA, 02026
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Thomas G Gannon Construction
Serving Dedham, Massachusetts for over 20 years, Thomas G Gannon offers contracting services for residential projects in the local area. The company handles home improvement and renovation work, focusing on single-family properties. With decades of experience in the industry, Thomas G Gannon has supported homeowners in Dedham and neighboring communities with a range of building and remodeling needs. The company manages projects such as additions, interior updates, and structural improvements, emphasizing solutions tailored to each property’s requirements. With a long-standing presence in the community, Thomas G Gannon continues to work directly with homeowners seeking reliable residential construction and renovation services in the Dedham area.
Thomas G Gannon Services
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Thomas G Gannon Contact Information
Phone Number: (781) 381-2427
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Address: 71 JENNEY LANE, Dedham, MA 02026
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Thomas G Gannon Dedham
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Thomas G Gannon has a BuildZoom score of 97, which places them above 82% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Thomas G Gannon has worked on at least
2.0 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 |
|
1 project
|
$100k-$250k |
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.
Relocate (2) flex fire sprinkler heads install (3) new flex fire sprinkler heads in new hallway and replace (1) flex fire sprinkler head that was to short
Valuation:
$1,125
Permit #:
BP-25-242
Status:
issued
Fee:
$150
Permit Type:
Fire sprinklers
Building Type:
N/A
Kitchen and bathroom renovation. no structural work to be done;
Valuation:
$210,000
Permit #:
SF1486494
Status:
complete
Fee:
$2,120
Permit Type:
N/A
Building Type:
1-2fam
Kitchen and bathrooms renovations in existing two family to code
Valuation:
$200,000
Permit #:
SF904287
Status:
complete
Fee:
$2,020
Permit Type:
N/A
Building Type:
1-2fam
New construction
Valuation:
N/A
Permit #:
E-2022-145
Status:
complete
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
Installing fire sprinkler system
Valuation:
$20,000
Permit #:
EXB-21-318
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of 6 new delayed egress magnetic locks on existing 1st floor exits at the pine street inn. an extension of the unlock time on the 6 new and 2 existing devices when tripped from 15 to 30 seconds has been requested in writing to mr. gary moccia at boston isd. this permit is being filed for ahj purposes of the unlock time extension falling under the building department not e... see more
Valuation:
$17,441
Permit #:
SF126565
Status:
filed
Fee:
$200
Permit Type:
N/A
Building Type:
Mixed
Remove/replace non-load bearing partitions in existing space on first floor to include relocatation of 16 and addition 11 sprinkler heads. as per plans and harold cutler's egress analysis as received and noted on basement plan
Valuation:
$114,200
Permit #:
ALT201981
Status:
filed
Fee:
$1,352
Permit Type:
N/A
Building Type:
Mixed
Change existing partations in existing office space on third floor to make better use of space
Valuation:
$76,500
Permit #:
SF564077
Status:
filed
Fee:
$790
Permit Type:
N/A
Building Type:
Other
Create new office space by installing non-bearing partitions and updating 2 existing bathrooms updating hvac no structural changes all work confined to 1st floor
Valuation:
$150,000
Permit #:
SF323230
Status:
filed
Fee:
$1,520
Permit Type:
N/A
Building Type:
Mixed
Remodel existing bathrooms two. change existing partitions, no structerial changes. update existing sprinklers
Valuation:
$550,000
Permit #:
SF254967
Status:
filed
Fee:
$5,520
Permit Type:
N/A
Building Type:
Commercial
Repoint masonry brick exterior front and right side walls. repair sills, and minor repairs
Valuation:
$109,000
Permit #:
SF494689
Status:
filed
Fee:
$1,110
Permit Type:
N/A
Building Type:
Mixed
Demolish plaster and trim surring stairs. install new plaster and trim where needed. replace damaged treds where needed
Valuation:
$99,000
Permit #:
SF378712
Status:
filed
Fee:
$1,010
Permit Type:
N/A
Building Type:
Multi
Install new kitchen cabinets and applinces same size as before replace two windows three doors
Valuation:
$5,400
Permit #:
SF671398
Status:
filed
Fee:
$80
Permit Type:
N/A
Building Type:
1-3fam
Install two new bathrooms.(children type).divide existing classroom into two. all work to conform to code
Valuation:
$25,000
Permit #:
SF408752
Status:
complete
Fee:
$270
Permit Type:
N/A
Building Type:
Other
Emergency remove/replace existing first floor porch same size 6x6 ft. and footprint
Valuation:
$8,000
Permit #:
SF574704
Status:
filed
Fee:
$100
Permit Type:
N/A
Building Type:
Other
Repair and replace damaged ceiling tile. all work to city of boston building code
Valuation:
$8,500
Permit #:
SF704745
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
Other
Change existing occupancy from five;apartments to six;apartments by splitting 1st floor duplex into two units. see plans filed
Valuation:
$20,000
Permit #:
ALT257133
Status:
filed
Fee:
$318
Permit Type:
N/A
Building Type:
Multi
Install barrior 15 feet by 30 inches deep. repair steps leading to basement
Valuation:
$3,600
Permit #:
SF713235
Status:
filed
Fee:
$60
Permit Type:
N/A
Building Type:
Multi
Install translucent panels to exesting wrought iron rail.same hight as brick rail
Valuation:
$40,500
Permit #:
SF471062
Status:
filed
Fee:
$430
Permit Type:
N/A
Building Type:
Commercial
Renovate existing space lights water cooler painting floors vct
Valuation:
$8,429
Permit #:
SF686918
Status:
filed
Fee:
$110
Permit Type:
N/A
Building Type:
Other
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Verified License
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Thomas G Gannon License info
Verified License
| License # | 180088 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
| Date Issued | 01-30-2026 |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Thomas G Gannon 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 # | 21529 |
| Status | Inactive |
| City | Newton |
| Type | Building 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 Thomas G Gannon at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CS-021529 |
| 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 Thomas G Gannon at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 21529 |
| 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 Thomas G Gannon at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 100212 |
| 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 Thomas G Gannon 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
58
Permits
- Building permit records show that Thomas G Gannon has worked on 58 permitted projects.
Thomas G Gannon Employees
TG
Thomas G Gannon
Owner
TG
Thomas Gannon
Owner