SINCE 1946
A dedication to quality and innovation.
FOR OVER SEVEN DECADES
Your Source for Industrial and Commercial Gas System Service & Supplies.
#1 Best Rated
NY / NJ Gas System Supplier.
Proudly Serving
Engineers, Contractors, Gas Specialists, and Facilities.
Experts On STAFF
In Industrial and Commercial Applications.
INDUSTRY Leaders
in Boilers, Natural Gas Boosters, Electronic Mixing Valves, and Gas Regulators.
Local Service
Teams in NY, NJ, PA, CT, and New England Areas
Rapid Design
We Offer Rapid Design, Delivery, Service, and Repair.
Complete Lifecycle
Service & Support.
Aftermarket Service & Support
In startup, commissioning, calibration, operational system training, and maintenance.
NY Gas & Boiler Experts
With Extensive Technical Knowledge In Commercial & Industrial Applications
Accardi Companies is much more than just a supplier or distributor. We are gas experts with extensive technical knowledge on Natural Gas Boosters, Boilers, Electronic Mixing Valves, and Natural Gas Regulators.
We work with the best manufacturers in the industry to deliver cutting-edge solutions. We’re proud to partner with well-established, reputable industry names like Honeywell, Eclipse, Pietro Fiorentini, and Patterson-Kelley to provide high-quality commercial gas and boiler solutions.

Trusted by Schools, Hospitals, Commercial / Residential Buildings, and Major Sporting Arenas in NYC

Industry Experts In Hermetically Sealed Gas Boosters
Accardi Companies offers hermetically sealed gas boosters from Eclipse and AETECH. Eclipse is a division of Honeywell with over 80 years of manufacturing experience. AETECH is our own proprietary line of natural gas boosters. Designed for lighter-duty applications, our AETECH boosters can provide flow rates up to 100,000 CFH.
Electronic Mixing Valves For Hot Water Systems
Accardi Companies AETECH electronic mixing valves for hot water systems in large and small commercial installations. Our AETECH HP#7 mixing valves can supply reliable hot water in even the most demanding applications.


NY / NJ Specialists In Governor Gas Regulators
Accardi Companies partners with Pietro Fiorentini to supply Governor gas regulators for a wide range of commercial applications. Governor gas regulators are a high-performance gas regulation solution. They are suitable for use with all non-corrosive gases including natural gas, oxygen, LPG, and petroleum.
NY Commercial Boilers / Hot Water Heating Systems
Accardi Companies carries Patterson-Kelley commercial boilers and water heaters. Accardi offers both condensing and non-condensing Patterson-Kelley water heaters and boilers. PK water heaters and boilers have a small footprint, making them excellent for retrofit applications as well as new construction. Accardi also offers AETECH domestic hot water systems. Both gas-fired, non-condensing and un-fired indirect domestic hot water heaters (condensing and non-condensing versions) are available.

Over 70 Years of Experience Delivering Complete Design, Sales, Service and Support
(718) 793-6900
Our Portfolio
- All
- Case Study
- Commercial & Residential
- Featured Projects
- Stadiums & Arenas
- Stories
Madison Square Garden
Project Overview The legendary sports and other entertainment venue in the heart of midtown Manhattan. Its latest renovation included an …
Barclays Center
Project Overview The multi-purpose entertainment and retail center utilizes two Patterson Kelley gas fired domestic hot water storage systems designed …
NY Boiler and Gas Experts
Let our experts help design, support, and deliver the commercial gas or boiler system for your application.