Updated: Nov 20, 2025
Location and Projects
Address
2231 5th Avenue26, Ronkonkoma, NY, 11779
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Energywise Construction
Their BuildZoom score of 93 ranks in the top 27% of 77,888 New York licensed contractors.
If you are thinking of hiring Energywise Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Energywise Inc Services
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Energywise Inc Contact Information
Phone Number: (631) 567-4720
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Address: 2231 5th Avenue26, Ronkonkoma, NY 11779
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Buldg: install a condenser on roof of single story grocery store
Valuation:
$5,274
Permit #:
1144068
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two (2) trane ductless heat pumps on first floor take-out pizza store
Valuation:
$11,950
Permit #:
1141515
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install air conditioning unit in rear yard behind footprint of house
Valuation:
$3,950
Permit #:
1143817
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To install an airconditioning unit in the sideyard of single family dwelling
Valuation:
$3,226
Permit #:
1143484
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install ductless airconditioning unit in side yard of single family dwelling
Valuation:
$3,700
Permit #:
1142673
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install condensor for air conditioning unit in side yard of
Valuation:
$5,000
Permit #:
1134884
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install an air conditioning unit at rear of single family dwelling
Valuation:
$3,000
Permit #:
1141140
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install goodman 2-ton air conditioning condenser in rear yard of single family
Valuation:
$3,826
Permit #:
1143579
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install air conditioning condenser on existing deck at rear of single family
Valuation:
$3,400
Permit #:
1143580
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To install an air conditioning condenser at the rear of the house
Valuation:
$3,000
Permit #:
1143729
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2 mitsubishi ductless systems on roof. attached are submitted for equip
Valuation:
$7,539
Permit #:
1124225
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Legalize installation of air conditioning unit in side yard
Valuation:
$100
Permit #:
1141500
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install gas fired furnace and air condtioning unit at rear of single family
Valuation:
$9,975
Permit #:
1130255
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a goodman air conditioning condenser at rear of single family
Valuation:
$3,780
Permit #:
1134632
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install air conditioning condensor at side of property
Valuation:
$3,695
Permit #:
1133953
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install gas furnace and air conditioning unit at single family dwelling
Valuation:
$5,956
Permit #:
1123628
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install two rheem outdoor condensers in rear yard of 2-family dwelling
Valuation:
$6,255
Permit #:
1124488
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To install an air conditioner unit in the side yard and new furnace in
Valuation:
$9,045
Permit #:
1125839
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Isntall 80, 000 btu gas fired furnace and air conditioning unit at
Valuation:
$5,415
Permit #:
1125318
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install air conditioning unit at rear of single family dwelling
Valuation:
$3,078
Permit #:
1130400
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Energywise Inc Reviews
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Recent Buildzoom Projects
Energywise Inc License info
License Not Verified
| License # | H3601890000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of Energywise 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 # | H3601890000 |
| Status | Active |
| County | Nassau County |
| Type | Home Improvement Contractors |
- When BuildZoom last verified this license, it had an expiration date of April, 2022. Check the current license status of Energywise 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 # | 3456 |
| Status | Active |
| County | Suffolk County |
| Type | Re Re1 - Hvac |
- When BuildZoom last verified this license, it had an expiration date of June, 2017. Check the current license status of Energywise Inc 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 # | 2434 |
| Status | Active |
| County | Suffolk County |
| Type | Rp Rp1 - Hvac |
- When BuildZoom last verified this license, it had an expiration date of April, 2014. Check the current license status of Energywise 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 # | H3601890000 |
| 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 Energywise 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 # | H36018900 |
| 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 Energywise 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 # | 616099 |
| Status | Inactive |
| State | New York |
| Type | General Contractor Non Registered |
- According to the New York City Department of Buildings, 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 Energywise Inc at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Insured
| Insurer | Rochdale Insurance Comp |
Insured
| Workers Comp Provider | New Hampshire Ins Co |
37
Permits
- Building permit records show that Energywise Inc has worked on 37 permitted projects.
Energywise Inc Employees
GC
Gregory Cassar
Owner
GC
Gregory J Cassar
Pres
GC
Greory J Cassar
Pres
KC
Kim Cesar
Owner