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50+ Years
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Emergency
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Expert HVAC Engineering & Contracting Services in Milford, CT
Environmental Engineering, founded in 1969, has built a reputation as a trusted HVAC engineering and contracting firm serving commercial, industrial, and institutional clients. Our team of registered professional engineers and licensed technicians delivers comprehensive solutions, from system design and installation to ongoing maintenance and emergency services. With over 200 combined years of industry expertise, we specialize in temperature and humidity control for sensitive environments, including computer rooms and clean rooms. Our commitment to quality, integrity, and innovation ensures reliable, cost-effective systems that meet evolving client needs.

We offer 24/7 preventative maintenance programs, retrofits, and repairs, utilizing state-of-the-art diagnostics to extend equipment life and reduce energy costs. Our closed-loop quality control process guarantees professional results, from simple renovations to complex design/build applications. As a locally licensed Connecticut contractor, we prioritize client satisfaction through transparent communication and technical excellence, making us the preferred partner for mechanical and temperature control systems valued in the tens of millions.
Services
HVAC Engineering Design/Build Applications Preventative Maintenance 24-Hour Emergency Service Temperature Control Systems Process Cooling Indoor Air Quality Clean Rooms Computer Room HVAC Energy Management Systems
Details
  • Year established: 1969
Highlights and features
  • We offer 24/7 emergency HVAC service for critical systems.
  • Our team has over 200 combined years of HVAC industry expertise.
  • Specialized in temperature control for sensitive environments like data centers.
  • LEED-certified engineers ensure energy-efficient, sustainable solutions.
  • Preventative maintenance programs reduce downtime and extend equipment life.
Services
HVAC Engineering
Our professional engineers create customized HVAC systems for commercial and industrial facilities. We specialize in computer-aided designs that optimize energy efficiency and performance. With decades of experience, we deliver solutions for both complex installations and routine upgrades.
Preventative Maintenance
Our scheduled maintenance programs prevent equipment failures through regular inspections and servicing. Using advanced diagnostics, we identify issues early, reducing emergency repairs and extending system lifespan. Clients benefit from consistent performance and cost savings.
24-Hour Emergency Service
We provide round-the-clock support for critical HVAC failures. Our licensed technicians respond promptly to restore operations, minimizing downtime. This service ensures businesses maintain climate control during unexpected system malfunctions.
Temperature Control Systems
We design precision temperature and humidity systems for sensitive environments like data centers and clean rooms. Our solutions maintain optimal conditions for equipment and processes requiring strict environmental controls.
Process Cooling
Our process cooling systems regulate temperatures for manufacturing and industrial applications. Custom-engineered solutions ensure consistent performance, energy efficiency, and compliance with industry-specific requirements for critical operations.
People
John D. Belfonti
CEO
John D. Belfonti, a Registered Professional Engineer, leads with technical expertise and strategic vision, ensuring engineering excellence across all projects.
John C. Belfonti
President
John C. Belfonti, also a Registered Professional Engineer, oversees daily operations and maintains high standards in project execution and client relations.
Joseph G. DelVecchio
Project Engineer
Joseph G. DelVecchio, a LEED-certified Project Engineer, specializes in sustainable HVAC solutions, combining environmental responsibility with technical precision for client projects.
Robert M. Shove
Vice President Construction
Robert M. Shove manages construction projects, ensuring quality installations through experienced supervision and coordination of technical teams.
Gary Sidle
Service Manager
Gary Sidle leads our 24/7 service department, delivering prompt maintenance and emergency repairs using advanced diagnostics and skilled technicians.
Questions
What HVAC services do you offer?
We provide engineering design, installation, preventative maintenance, 24/7 emergency repairs, and specialized systems for sensitive environments like data centers.
Do you serve residential clients?
Our focus is commercial, industrial, and institutional HVAC systems rather than residential applications.
Are you available for emergency service?
Yes, our 24/7 emergency service responds promptly to critical HVAC failures in Milford, CT.
What makes your team qualified?
Our engineers and technicians have over 200 combined years of experience, including LEED-certified professionals and registered engineers.
How do you handle preventative maintenance?
We offer customized maintenance programs using advanced diagnostics to identify issues early and extend equipment lifespan.
What areas do you serve?
We primarily serve Milford, CT, with expertise in commercial and industrial HVAC systems across the region.