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Location and Projects

Address
1233 MCDONALD AVENUE, Brooklyn, NY, 11230
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Ener-con Technical Servic Construction

Based in Brooklyn, Ener-con Technical Servic provides mechanical and technical contracting services throughout New York City. With 36 years of experience, the company focuses on projects involving heating, ventilation, and air conditioning (HVAC) systems for commercial and multifamily residential properties. Their scope of work commonly includes HVAC installation, maintenance, and upgrades, with expertise in both new construction and retrofit applications. Ener-con Technical Servic is equipped to handle large-scale system overhauls or targeted repairs, addressing the needs of property managers, building owners, and developers in the five boroughs. The company is known for its deep technical knowledge of contemporary mechanical systems and provides customized solutions that meet local building codes and energy efficiency standards.

Ener-con Technical Servic Contact Information

Phone: (718) 972-7272 Edit
Address: 1233 MCDONALD AVENUE, Brooklyn, NY 11230 Edit

Ener-con Technical Servic Brooklyn

Quality

108
95th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Ener-con Technical Servic has a BuildZoom score of 108, which places them above 95% of 77,888 contractors in New York.

Activity

10 projects
2025
15 projects
2024
11 projects
2023
Our building permit records indicate that Ener-con Technical Servic has worked on at least 36.0 projects over the past 3 years.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Pricing

2 projects
< $5k
8 projects
$5k-$20k
11 projects
$20k-$50k
4 projects
$50k-$100k
2 projects
$100k-$250k
2 projects
$250k-$500k
1 project
$500k-$1mil
Value Not Public: 0 projects
The typical size of their permits is approximately $31,500. This graph shows the distribution of these job values.
Pro tip: For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.

Building Permits by Ener-con Technical Servic

Sort by: Notable Notable | Date Date | Job Value Job Value
Mechanical systems
2025-06-13
It is proposed to modify existing ductwork and install mechanical equipment as shown on plans. application filed in conjunction with b01143650-i1 (gc) and b01143650-s2 (pl). no change of use egress or occupancy
Valuation:
$40,000
Permit #:
B01143650-S1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2025-05-22
Installation of new split system air conditioning system for lobby. units to be used for heating and cooling. no change in egress or occupancy
Valuation:
$57,500
Permit #:
M01217323-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-10-10
Mechanical work in conjunction with alter 1 application # 121206667
Valuation:
$668,745
Permit #:
M00289859-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2022-12-31
Application filed for replacement of rooftop chillers. to obtain equipment use permits. no change in use egress and occupancy
Valuation:
$410,000
Permit #:
B00751732-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2025-06-16
Relocation replacement of 18th floor air-source heat pump condenser for cooling only from 18th floor interior mer to 20th floor roof. fan coils ductwork ventilation is existing to remain
Valuation:
$40,000
Permit #:
M01203885-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2025-05-22
Mechanical work is being filed herewith for the replacement in-kind of hvac system. no change in use egress or occupancy
Valuation:
$65,000
Permit #:
Q01217913-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-05-21
Register hvac units per plans
Valuation:
$416,000
Permit #:
X00879537-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-05-21
Filing for the replacement of existing hvac system. work to include but not limited to the replacements of condensers air handler duct heater and related duct work
Valuation:
$30,000
Permit #:
B01020010-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-05-21
Direct replace of existing hvac units with new units in kind. reusing existing support and connecting to existing piping
Valuation:
$50,000
Permit #:
Q00905762-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2023-05-21
Installation of refrigerant piping reroute condensate pipe new rooftop hvac to be installed on existing steel dunnage & new hvac units and piping serving it spaces on floor
Valuation:
$25,978
Permit #:
M08014428-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-12-31
Filing for hvac work for direct replacement of two 20-ton condenser units and two 20-ton air handler units
Valuation:
$60,000
Permit #:
Q01113851-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-08-27
Mechanical works as shown in plans at the 10th floor commercial space. no change in egress occupancy or use
Valuation:
$50,000
Permit #:
M01085665-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-09-01
Direct replacement of existing hvac units. reusing existing supports and connecting to existing ductwork
Valuation:
$31,500
Permit #:
B00921796-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2022-05-21
Filed for replacement of (1) new 15 tons gas fired rooftop unit reusing existing roof curb and connecting to existing ductwork. replacement (1) new 20 ton gas fired rooftop unit reusing existing roof dunnage and connecting to existing ductwork
Valuation:
$35,000
Permit #:
B00651332-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2022-05-21
Install air conditioning condenser units associated piping and components on 2nd floor roof air handlers and components in cellar 1st to 3rd floors. no change to egress occupancy or use
Valuation:
$125,000
Permit #:
B00618247-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2022-05-21
Filed for replacement of (5) new 5 tons gas fired rooftop unit reusing existing roof curb and connecting to existing ductwork. replacement (1) new 5 ton cooling only split system. replace (1) new kithcen make-up air unit
Valuation:
$46,200
Permit #:
X00639336-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2022-05-21
Mechanical application is for proposed ninth floor interior renovation of an existing nine story building.proposed interior work includes the alteration and renovation of the exist tenant space of the building into a new pediatric clinic
Valuation:
$10,000
Permit #:
B00568533-S1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-12-31
Installation of hvac system to include but not limited to new condenser and associated piping
Valuation:
$10,000
Permit #:
M01053252-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2024-12-31
Replacement in kind of one (1) five-ton condenser unit with one similar five-ton condenser
Valuation:
$10,000
Permit #:
B01072250-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical systems
2023-12-31
No work. filing to correct the previously approved certificate of compliance. all work done and coc issued under job# m00950205-i1
Valuation:
$1,000
Permit #:
M00955251-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A

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