Updated: Nov 21, 2025
Location
Address
5620 Old Sunrise Hwy, Massapequa, NY, 11758
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Olsen Brothers Tree Surgery Construction
Olsen Brothers Tree Surgery Inc, 5620 Old Sunrise Hwy, Massapequa, NY (Owned by: Edward Olsen) holds a Home Improvement Contractors license and 3 other licenses according to the Nassau County license board.
Their BuildZoom score of 93 ranks in the top 27% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Olsen Brothers Tree Surgery Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Olsen Brothers Tree Surgery Inc Services
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Olsen Brothers Tree Surgery Inc Contact Information
Phone Number: (516) 541-5656
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Address: 5620 Old Sunrise Hwy, Massapequa, NY 11758
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Verified License
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Olsen Brothers Tree Surgery Inc License info
Verified License
| License # | H2901760000 |
| 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 Olsen Brothers Tree Surgery 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 # | H2901760000 |
| 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 Olsen Brothers Tree Surgery 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 # | 19205 |
| Status | Active |
| County | Suffolk County |
| Type | H H4 - Landscaping |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of Olsen Brothers Tree Surgery 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 # | H29017600 |
| 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 Olsen Brothers Tree Surgery 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
Olsen Brothers Tree Surgery Inc Employees
EO
Edward Olsen
Owner
HO
H. Edward Olsen
HO
H. Edward Olsen
RO
Roy S Olsen