NEW CLIENTS: 718.886.1500 EXISTING CLIENTS: 718.886.1500

MENUMENU

Client Portal

MENUMENU

Services
Industries
Projects
- Featured Projects
Testimonials
Blog
About
Contact

2019

Law Enacted

Office of Building Energy & Emissions Performance and Advisory Board created

Our Services

Commercial HVAC Preventative Maintenance
Commercial HVAC Repair
Commercial HVAC Construction
Turn-Key/Single Source Projects
Refrigerant Conversions (R-22)
Tenant Fit-Out Contractors

Our Company

MENUMENU

About Donnelly Mechanical
Commercial HVAC Safety Precautions
Careers
Featured Projects
Client Testimonials
Client Portal

What Our Clients Say

I would like to take the time to commend your amazing staff. I’ve had the pleasure of working with the Donnelly… “Mckinsey & Company”

Facilities Coordinator

Mckinsey & Company Inc.

During the chaotic turn of events following the blackout on Saturday, July 13th, our 100 W 33rd Street building was… “NYC – FCB Blackout Testimonial”

Manager, Facilities & Services

NYC - FCB

I just wanted to thank you and everyone on your team for all of your help in repairing our AC… “Tenant at 150 Broadway”

Tenant at 150 Broadway

Senior Manager, Facilities & Environment

A tripped circuit breaker located in the basement on the building caused our CRAC unit to go into a High-Temperature… “Broadway Video”

Director of Business Affairs

Broadway Video

The technicians are knowledgeable and professional which is very important to us. They get right to work and don’t waste… “JWT Testimonial”

JWT

466 LEXINGTON AVENUE

As a 35 year veteran within the commercial building industry, I’ve had the pleasure of working with Donnelly Mechanical on… “SILVERSTEIN PROPERTIES”

CHIEF ENGINEER

SILVERSTEIN PROPERTIES

I wish to thank Donnelly Mechanical for the installation of our brand-new air conditioning equipment. Throughout the entire six-month process,… “THE TOWN HALL FOUNDATION”

THE TOWN HALL FOUNDATION

EXECUTIVE DIRECTOR

Every year we bring Donnelly in to do a full diagnostic survey of all the equipment and then we make… “17 STATE STREET”

BUILDING MANAGER

17 STATE STREET

Replacing our chillers was a big decision that required detailed planning. Donnelly’s BIM capabilities were a real asset, providing us… “BOSTON PROPERTIES”

CHIEF ENGINEER

BOSTON PROPERTIES

Donnelly’s hospitality and care that they offer their team and clients is a model I wish others would emulate. Donnelly/Engie… “BlackRock”

Director

BlackRock

We retained Donnelly Mechanical to provide a turn-key replacement of obsolete air handlers. We provided the basic performance specifications we… “RXR 530 5th Ave NYC Testimonial”

CHIEF ENGINEER

RXR 530 5TH AVE

I find Donnelly Mechanical to be outstanding in regards to their service department. I had a specific service coordinator that… “KIRKLAND & ELLIS, 601 LEXINGTON AVENUE”

KIRKLAND & ELLIS

601 LEXINGTON AVENUE

Connect With Us

Copyright © 2021 Donnelly Mechanical. All Rights Reserved. | Privacy Policy

96-59 222nd Street | Queens Village, NY 11429 | Tel: 718-886-1500