Updated: Nov 20, 2025
Location
Address
1010 Terry Road, Ronkonkoma, NY, 11779
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Celtic Energy Construction
Celtic Energy Corp, 1010 Terry Rd, Ronkonkoma, NY (Owned by: Frankie Odonnell) holds a Home Improvement Contractors license and 4 other licenses according to the Nassau County 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 Celtic Energy Corp, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Celtic Energy Corp Services
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Celtic Energy Corp Contact Information
Phone Number: (631) 851-0853
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Address: 1010 Terry Road, Ronkonkoma, NY 11779
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Verified License
BuildZoom confirmed this contractor's license
Celtic Energy Corp License info
Verified License
| License # | H3603850000 |
| 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 Celtic Energy Corp 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 # | 47604 |
| Status | Active |
| County | Suffolk County |
| Type | Rp Rp1 - Hvac |
- When BuildZoom last verified this license, it had an expiration date of August, 2014. Check the current license status of Celtic Energy Corp with the Suffolk County Department of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 47847 |
| Status | Active |
| County | Suffolk County |
| Type | Re Re1 - Hvac |
- When BuildZoom last verified this license, it had an expiration date of August, 2014. Check the current license status of Celtic Energy Corp with the Suffolk County Department of Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 47436 |
| Status | Active |
| County | Suffolk County |
| Type | H H12 - Duct Work |
- When BuildZoom last verified this license, it had an expiration date of August, 2014. Check the current license status of Celtic Energy Corp 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 # | H36038500 |
| 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 Celtic Energy Corp at the Nassau County Office of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Celtic Energy Corp Employees
FO
Frankie A O'donnell
Pres
FO
Frankie Odonnell
Owner