Updated: Nov 20, 2025
Location
Address
66 Ohio Avenue, Massapequa, NY, 11758
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Cwm Designs Carpenter
Cwm Designs Inc, 66 Ohio Ave, Massapequa, NY (Owned by: Craig Mastro) holds a Home Improvement Contractors license and 1 other license according to the Nassau County license board.
Their BuildZoom score of 96 ranks in the top 20% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cwm Designs Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cwm Designs Inc Services
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Cwm Designs Inc Contact Information
Phone Number: (516) 945-4258
Address: 66 Ohio Avenue, Massapequa, NY 11758
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Cwm Designs Inc License info
Verified License
| License # | H3808630000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Cwm Designs Inc at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 50435 |
| Status | Active |
| County | Suffolk County |
| Type | H H10 - Carpentry, H15 - Sheet Rock/Spackling, H12 - Duct Work |
- When BuildZoom last verified this license, it had an expiration date of August, 2014. Check the current license status of Cwm Designs Inc with the Suffolk County Department of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Cwm Designs Inc Employees
CM
Craig Mastro
Owner
CM
Craig W Mastro
Pres
Used CWM designs for three different projects, Full kitchen, multiple bathrooms, Garage conversion. Craig, the owner is very Talented and thorough making sure that all expectations are exceeded before finishing up a job. Will be using CWM designs again for future projects.