Connecticut's Premier Commercial HVAC and Refrigeration Services
CoolSys delivers integrated commercial HVAC, and refrigeration, engineering and energy solutions throughout Connecticut
Commercial HVAC Services in Connecticut
CoolSys is dedicated to supporting businesses across Connecticut by ensuring their HVAC and refrigeration systems operate reliably and efficiently. Our solutions not only enhance performance but also help reduce costs and carbon emissions. With expertise spanning diverse industries, we serve grocery stores, convenience stores, restaurants and cafes, healthcare facilities, manufacturing plants, data centers, and institutional buildings.
Some of our customers include
Commercial HVAC Services in Connecticut
As a leading commercial HVAC refrigeration company in Connecticut we offer comprehensive equipment lifecycle services. From installation and repair to ongoing commercial HVAC maintenance and refrigeration solutions, CoolSys is your trusted partner for all your commercial and industrial HVAC Refrigeration needs.
We serve commercial customers in Connecticut with:
- 24/7/365 emergency repair for critical HVAC failures
- New system design and installation for commercial and industrial applications
- Preventive maintenance tailored to your facility to improve reliability and efficiency
- Energy-efficient retrofits and upgrades
- Large-capacity and complex system expertise for industrial facilities
Connecticut Commercial Refrigeration Repair and Services Pros
CoolSys is the trusted choice for commercial refrigeration in Connecticut. We understand that product integrity and temperature control are always at risk. Look to our team’s refrigeration expertise for:
- 24/7/365 rapid-response emergency refrigeration repairs
- CO2 refrigeration or low-GWP-refrigerant–based system installation and integration
- Preventive maintenance to reduce downtime risk
- Proactive performance monitoring and analytics
- Industrial-scale refrigeration solutions for cold storage and production lines
Industrial HVAC-R Solutions in Connecticut
CoolSys supports some of Connecticut most demanding industrial facilities with comprehensive HVAC and refrigeration services tailored to your needs, including:
- Cold Chain Warehouses: Whether it’s large-scale refrigeration systems or precise climate control, we ensure seamless cold storage operations. Our team excels in CO2 system installation and maintenance, energy-efficient retrofits and fast-response repair services to keep your cold chain facilities running smoothly.
- Food & Beverage Manufacturing Facilities: We specialize in temperature-controlled environments for production, processing and storage. From system design and installation to upgrades, preventive maintenance and 24/7 emergency repairs, we’ve got you covered. Plus, our expertise in CO2 refrigeration ensures energy-efficient systems that meet regulatory compliance while delivering cost savings.
Fast Casual Restaurant and Café Service in Connecticut
CoolSys supports the HVAC and refrigeration needs of fast casual restaurants and cafes across the state of Connecticut.
You can count on us for installation, preventive maintenance, and repairs of equipment in both the hot side and the cold side of your operations that extend the life of your equipment, minimize downtime, and reduce operating and energy costs.
One team and one phone call to make—it’s a great way to save time, money and hassle.
CoolSys Comprehensive Energy Solutions in Connecticut
CoolSys energy solutions help maximize building efficiency, reduce operational costs and extend the lifecycle of your equipment.
CoolSys delivers integrated systems that perform at optimal levels, thanks to our expertise in MEPR/FP (mechanical, electrical, plumbing, refrigeration and fire protection) design.
CoolSys energy services include:
- Comprehensive energy audits and project execution
- Integrated MEPR/FP design and installation
- Lifecycle cost reduction strategies using an optimal kilowatt-hour cost per square foot for consumption
- Advanced control systems that optimize system efficiency
- Sustainable end-of-use equipment recyclingand replacement programs
Data Center Cooling & Power Solution in Connecticut
CoolSys delivers turnkey cooling and power solutions for data centers of all sizes in Connecticut. From planning and construction to operation and maintenance, we support every stage of your facility’s lifecycle.
CoolSys comprehensive data center cooling and power services include:
- Complete MEP/FP engineering and design support
- Specialized cooling equipment expertise
- Management of all power and cooling equipment installation, start up and commissioning
- Microgrid with renewable sources of energy and CHP systems
- Customized strategies for energy efficiency and optimization
- Innovative bridge-to-powersolutions
- Cost-effective strategies for energy resilience
By optimizing energy utilization, eliminating transmission fees and unlocking opportunities for grid service revenues, CoolSys helps data centers achieve a lower levelized cost of energy utilized (LCOE), while also helping you lower your carbon emissions.
With over 25 years of experience, we’ve proudly served more than 4,200 satisfied customers who trust our expertise time and time again. Connecticut facilities benefit from the perfect blend of our nationwide resources and the specialized knowledge of our local technicians, delivering exceptional service every step of the way.
What To Expect From CoolSys
Fast and Dependable Service
In the event of an emergency, count on a quick response, site-specific solutions and real-time updates.
Comprehensive coverage
We manage the entire life cycle to give you the advantage in areas like uptime, performance, and ROI.
Unmatched Quality
Built on a foundation of craftsmanship, accountability, and excellence, our work speaks for itself.
National Reach with Local Technicians
Expect the best results when you work with a national brand that has people on the ground who understand your market’s nuances.
Safety that never sleeps
Our procedures protect your people, capital investments and our teams.
Sustainability-minded
Energy-efficient design, optimization, and end-of-use solutions all work together to lower costs and support your green-energy goals.
CoolSys HVAC & Refrigeration Locations in Connecticut
Coolsys serves the needs of businesses in Missouri by offering comprehensive commercial and industrial HVAC, refrigeration, engineering, and energy solutions.
CoolSys HVAC- Refrigeration Branch in Missouri is located:
CoolSys -CLC Missouri
1978 Congressional Dr
Saint Louis, MO 63146
Our branches are open Monday to Friday from 7 A.M. to 7 P.M., but we provide emergency HVAC/ Refrigeration service 24/6/365. Simply call 866-417-6586.
CoolSys HVAC and Refrigeration Jobs in Connecticut
Join one of Newsweek’s America’s Greatest Workplaces!
Career opportunities await HVAC and refrigeration technicians in Connecticut
CoolSys exposes hires to challenges impacting commercial, industrial, and construction HVAC-R operations, giving them the training, tools, and support to solve even the most challenging issues.
You’ve come to the right place for industry-leading training, competitive pay, a generous benefits package and more!
Prevent HVAC or Refrigeration System Failures with CoolSys
CoolSys offers fast and expert commercial HVAC and refrigeration services throughout Connecticut
Our national reach and experience ensure a quick response to urgent issues. Discover how seamless operations can benefit your business.
