EXPERTS in Commercial Boilers
#1 Top Rated Commercial Boilers
Built for New York State
High Efficiency Commercial Boilers engineered for New York State's demanding specifications. Complete technical documentation, certified installations, and expert support for engineers and facilities.
NYC Code Compliant
Complete Specification
Expert Installation
Request NY Code-Compliant Commercial Boilers Specs
Engineer‑Ready Submittals • ASME & Local Code Compliant • Expert Sizing & ROI Analysis Included
Trusted by New York & Massachusetts engineers, property managers, and contractors for building‑code compliant commercial boiler systems.
Serving New York State for Over 70 Years
Why Adirondack Combustion Technologies for Commercial Boilers ?
Complete Documentation
Full technical specifications, installation manuals, and compliance documentation provided with every quote.
Expert Engineering
Our team understands New York State building codes and can specify the exact equipment your facility requires.
Your Trusted Partner
Proudly serving gas engineers, contractors, plant managers, developers, and facilities in New York State.
Installation & Support
Certified installation teams, emergency support, and maintenance programs to extend the life of your systems
Top Rated New York State Commercial Boilers
Elena Park
Facilities Director, Large Apartments Manager
We upgraded two aging boilers in our 400‑unit property in Albany. The team recommended a modular condensing setup with smart lead‑lag. Gas consumption dropped by 22% and we now have full BAS visibility for alarms and trending. Submittals were thorough, and commissioning was fast.
Marcus O’Neill
Plant Manager, Packaging, MA
Our process steam requirements are variable. They engineered a high‑turndown solution with O2 trim and N+1 redundancy. The system holds setpoint under fluctuating loads and maintenance access is excellent. Documentation and operator training were top‑notch.
Sofia Ramirez
Director of Operations, NY Health Center
We needed reliable heat and domestic hot water for a hospital wing with zero downtime. Their team delivered a phased install, temporary heat, and seamless switchover. Emissions targets were met, and the PM plan keeps our equipment dialed in year‑round.

Frequently Asked Questions (FAQs) - Commercial Boilers
We provide commercial hot water and steam boiler sales, design, installation, replacement, and service across New York and Massachusetts. Our team collaborates with engineers, facility managers, and contractors to deliver code‑compliant, high‑efficiency systems with complete submittals, commissioning, and ongoing maintenance.
We serve multifamily, schools and universities, healthcare, municipal, industrial, and commercial office facilities. Systems are sized for load profiles, redundancy, and seasonal efficiency to minimize lifecycle costs.
Yes. All boiler systems we install are designed to meet or exceed State codes, DEP, Local Law requirements, and emissions standards. We also coordinate permitting, inspections, and approvals to ensure full compliance from installation through operation.
Signs you may need a replacement or retrofit include frequent breakdowns, rising gas costs, failing inspections, parts no longer being available, or inability to meet current emissions standards. ACT can evaluate your existing system and recommend the most cost-effective path forward.
Yes. We specialize in high-efficiency, low-NOx commercial boilers designed to help buildings reduce emissions, improve energy performance, and comply with tightening local regulations while lowering long-term fuel costs.
Project timelines vary based on system size, building access, and permitting requirements. Most commercial installations range from several days to a few weeks, with careful planning to minimize downtime and disruption to occupied buildings.
Absolutely. We handle or assist with permitting, filings, inspections, and coordination with city agencies, helping streamline the process and reduce delays for building owners and managers.
We offer PM programs, combustion analysis, tune‑ups, seasonal start‑ups, and 24/7 emergency service. Our technicians stock critical parts and use data‑driven maintenance plans to prevent downtime and extend equipment life.
Our Heating Solutions Power Top Facilities in New York State

Upstate Medical Center, Syracuse, NY — Maxi-Therm Skid in Tight Mechanical Room
Compact Maxi-Therm skid installed to serve a renovated heart and vascular center where