Updated: Jun 29, 2026
Location and Projects
Address
359 WASHINGTON ST, Dennis Port, MA, 02639
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RaLPh J. Giangregorio Jr Plumber
RaLPh J. Giangregorio Jr, 359 Washington St, Dennis Port, MA (Owned by: Ralph Giangregorio) holds a Sheet Metal license and 9 other licenses according to the Massachusetts license board.
Their BuildZoom score of 102 ranks in the top 11% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring RaLPh J. Giangregorio Jr, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
RaLPh J. Giangregorio Jr Services
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RaLPh J. Giangregorio Jr Contact Information
Address: 359 WASHINGTON ST, Dennis Port, MA 02639
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RaLPh J. Giangregorio Jr Dennis Port
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
RaLPh J. Giangregorio Jr has a BuildZoom score of 102, which places them above 89% of 139,240 contractors in Massachusetts.
Activity
|
5 projects
|
2024 |
|
16 projects
|
2023 |
Our building permit records indicate that RaLPh J. Giangregorio Jr has worked on at least
21.0 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.
Experience
|
17 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that RaLPh J. Giangregorio Jr mostly works on
plumbing project
projects.
Pricing
|
13 projects
|
< $5k |
|
2 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.
Building Permits by RaLPh J. Giangregorio Jr
This is a sample of this contractor's permits. Click here to access their complete permit history.
Pipe kitchen sink drain into septic system it was going into dry well before
Valuation:
$1,000
Permit #:
PP-24-127
Status:
complete
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Residential plumbing
154 Mayflower Terr, Yarmouth, MA, 02675
2023-04-10
Replacement electric water heater
Valuation:
N/A
Permit #:
BLDP-23-005629
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Extend existing underground lp gas pipe to outside grille
Valuation:
$1,000
Permit #:
GP-24-15
Status:
issued
Fee:
N/A
Permit Type:
New work
Building Type:
N/A
Cook stove actual #17 ?
Valuation:
N/A
Permit #:
GP-018151-2023
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Replacement (508-394-6451)
Valuation:
N/A
Permit #:
BLDP-23-005255
Status:
issued
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Commercial gas stove
Valuation:
N/A
Permit #:
GP-018104-2023
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Replacement of 40 gallon electric hot water heater in cellar in unit s21
Valuation:
$1,000
Permit #:
PP-23-348
Status:
issued
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Laundry valve
Valuation:
N/A
Permit #:
PP-017669-2022
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Gas test. house will be open
Valuation:
$1,000
Permit #:
BLDG-23-003311
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Repair 3 appliance connectors
Valuation:
N/A
Permit #:
BLDG-23-001141
Status:
complete
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Genny
Valuation:
N/A
Permit #:
GP-017670-2022
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Furnace
Valuation:
N/A
Permit #:
BLDG-23-004228
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Replacement natural gas furnace
Valuation:
$10,000
Permit #:
GF-24-68
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$1,000
Permit #:
GP-23-113
Status:
issued
Fee:
$70
Permit Type:
Renovations
Building Type:
N/A
Wh replacement
Valuation:
N/A
Permit #:
BLDP-22-007490
Status:
issued
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Wh replacement
Valuation:
N/A
Permit #:
BLDP-22-007488
Status:
issued
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Gas water heater
Valuation:
N/A
Permit #:
BLDP-18-000472
Status:
final
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Cook stove
Valuation:
N/A
Permit #:
BLDG-21-004452
Status:
complete
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Replacement natural gas hot water heater
Valuation:
$1,000
Permit #:
PP-23-535
Status:
issued
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Replacement natural gas hot water heater
Valuation:
$1,000
Permit #:
GP-23-542
Status:
issued
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
RaLPh J. Giangregorio Jr License info
Verified License
| License # | 7665 |
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for RaLPh J. Giangregorio Jr at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 9339 |
| Status | Active |
| State | Massachusetts |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of May, 2026. Check the current license status of RaLPh J. Giangregorio Jr with the Commonwealth of Massachusetts E-Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 218886 |
| 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 RaLPh J. Giangregorio Jr with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 218888 |
| 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 RaLPh J. Giangregorio Jr with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 18378 |
| Status | Active |
| State | Massachusetts |
- When BuildZoom last verified this license, it had an expiration date of May, 2016. Check the current license status of RaLPh J. Giangregorio Jr with the Massachusetts Department of Consumer Affairs and Business Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 7085 |
| Status | Inactive |
| State | Massachusetts |
| Type | Plumber |
- According to the Commonwealth of Massachusetts E-Licensing Board, 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 RaLPh J. Giangregorio Jr at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3512 |
| Status | Inactive |
| State | Massachusetts |
| Type | Gas Fitter |
- According to the Commonwealth of Massachusetts E-Licensing Board, 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 RaLPh J. Giangregorio Jr at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PMU-001686 |
| Status | Inactive |
| State | Massachusetts |
| Type | Pipefitter Unrestricted Master |
- 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 RaLPh J. Giangregorio Jr at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SC-003784 |
| Status | Inactive |
| State | Massachusetts |
| Type | Sprinkler Contractor |
- 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 RaLPh J. Giangregorio Jr at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CS-061265 |
| 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 RaLPh J. Giangregorio Jr at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
97
Permits
- Building permit records show that RaLPh J. Giangregorio Jr has worked on 97 permitted projects.
RaLPh J. Giangregorio Jr Employees
RG
Ralph Giangregorio
Owner
RJ
Ralph Giangregorio Jr
Owner