Updated: May 30, 2026
Location and Projects
Address
4 East Street, Lenox, MA, 01240
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Robert Grosz Sons Construction
Robert Grosz Sons, 4 East St, Lenox, MA (Employee: Robert D Grosz) holds a Home Improvement Contractor license and 4 other licenses according to the Massachusetts license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Robert Grosz Sons, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Robert Grosz Sons Services
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Robert Grosz Sons Contact Information
Phone Number: (413) 637-1564
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Address: 4 East Street, Lenox, MA 01240
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Robert Grosz Sons Lenox
Quality
90
47th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Robert Grosz Sons has a BuildZoom score of 90, which places them above 47% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Robert Grosz Sons has worked on at least
1.0 project over the past year.
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-$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove and replace siding on main house (front and gable) and garage (front and side) back of garage and house will be done at a later date. replace both gable vents. having friends help
Valuation:
$6,000
Permit #:
R-25-1263
Status:
issued
Fee:
$100
Permit Type:
Siding
Building Type:
N/A
Finish basement - install 6x6'8 patio door to bedroom area
Valuation:
$5,000
Permit #:
03A1386
Status:
complete
Fee:
$0
Permit Type:
B renovation
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
060444
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
101 single family
Strip and re-roof 13 squares
Valuation:
$3,500
Permit #:
07A0273
Status:
complete
Fee:
N/A
Permit Type:
B renovation
Building Type:
N/A
Four replacement windows
Valuation:
$900
Permit #:
02A1454
Status:
complete
Fee:
$0
Permit Type:
B renovation
Building Type:
N/A
Kithcen service change
Valuation:
N/A
Permit #:
021544
Status:
complete
Fee:
$30
Permit Type:
B electrical-perm...
Building Type:
N/A
Wire basement & burner
Valuation:
N/A
Permit #:
031706
Status:
complete
Fee:
$15
Permit Type:
B electrical-perm...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
060444
Status:
complete
Fee:
$25
Permit Type:
B gas
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
021044
Status:
complete
Fee:
$20
Permit Type:
B plumbing
Building Type:
N/A
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Robert Grosz Sons Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Robert Grosz Sons License info
Verified License
| License # | 214892 |
| Status | Active |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Robert Grosz Sons 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 # | 220430 |
| 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 Grosz Sons with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CS-042178 |
| 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 Grosz Sons at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 104204 |
| 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 Grosz Sons 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-042178 |
| Status | Inactive |
| State | Massachusetts |
| Type | 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 Grosz Sons at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Robert Grosz Sons Employees
RG
Robert D Grosz
Owner
RG
Robert Grosz
Owner