Updated: Sep 30, 2025
Location
Address
3225 Union Boulevard, East Islip, NY, 11730
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Century Utility Systems Construction
Their BuildZoom score of 93 ranks in the top 27% of 77,888 New York licensed contractors.
If you are thinking of hiring Century Utility Systems, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Century Utility Systems, Inc Services
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Century Utility Systems, Inc Contact Information
Phone Number: (631) 277-2244
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Address: 3225 Union Boulevard, East Islip, NY 11730
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Century Utility Systems, Inc License info
License Not Verified
| License # | H3641250000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Century Utility Systems, Inc with 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 # | H3641250000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Century Utility Systems, Inc with 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 # | 3241 |
| Status | Active |
| County | Suffolk County |
| Type | Re Re1 - Hvac |
- When BuildZoom last verified this license, it had an expiration date of April, 2015. Check the current license status of Century Utility Systems, Inc with the Suffolk County Department of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H3601370000 |
| Status | Inactive |
| County | Nassau County |
| Type | Home Improvement Contractors |
- According to the Nassau County Office of Consumer Affairs, 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 Century Utility Systems, Inc at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | H36412500 |
| Status | Inactive |
| County | Nassau County |
| Type | Home Improvement Contractors |
- According to the Nassau County Office of Consumer Affairs, 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 Century Utility Systems, Inc at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Century Utility Systems, Inc Employees
FK
Frank J Kelly
President
FK
Frank Kelly
Owner