Call Now
Website
Call
Business Details
Emergency
services
Trusted Commercial HVAC Contractors in Berlin, CT
B T Lindsay has been a trusted leader in commercial HVAC solutions for over 45 years. Our team of certified technicians delivers comprehensive mechanical services including HVAC installation, maintenance, energy audits, and sheet metal fabrication. We prioritize personalized service contracts tailored to each client's unique needs, ensuring systems operate at peak efficiency year-round. As Connecticut's premier mechanical contractor, we serve diverse industries from healthcare and education to manufacturing and commercial real estate. Our state-of-the-art fabrication facility enables custom ductwork solutions that meet SMACNA standards. With 24/7 emergency response capabilities and factory-authorized expertise for major HVAC brands, we guarantee minimal downtime and maximum system performance.

Our commitment to energy efficiency helps businesses reduce utility costs while maintaining optimal indoor environments. Backed by long-standing relationships with Connecticut institutions, we combine technical expertise with responsive service. From routine maintenance to complex system overhauls, our experienced team ensures reliable climate control solutions for facilities of all sizes. This dedication to quality and customer satisfaction has made us Connecticut's #1 HVAC contractor.
Services
HVAC Maintenance Energy Audits Sheet Metal Fabrication Building Controls Plumbing Services Prime Contracting Mechanical Services Emergency Repairs Ductwork Installation System Upgrades
Highlights and features
  • 45+ years of commercial HVAC expertise in Connecticut
  • 24/7 emergency service with rapid response times
  • Factory-authorized service provider for Carrier and Dunham-Bush
  • Customized preventive maintenance programs for all equipment types
  • Serving diverse industries including healthcare, education, and manufacturing
What people say
Top notch professionals Excellent work ethic Quick to respond Fantastic service Highly skilled
Services
HVAC Maintenance
Our comprehensive HVAC maintenance programs prevent costly breakdowns and extend equipment lifespan. Certified technicians perform thorough inspections, cleaning, and adjustments to ensure optimal system performance. Customizable service contracts include priority response and parts discounts.
Energy Audits
Professional energy audits identify efficiency improvements that reduce utility costs. Our experts analyze system performance and recommend upgrades to enhance energy conservation while maintaining comfort levels. Detailed reports include actionable recommendations for cost savings.
Sheet Metal Fabrication
Custom sheet metal fabrication produces high-quality ductwork meeting SMACNA standards. Our 15,000 sq ft facility creates durable commercial duct systems from galvanized steel, stainless steel, and aluminum. Precision manufacturing ensures proper airflow and system efficiency.
Emergency Repairs
24/7 emergency HVAC repair services minimize business downtime. Factory-trained technicians respond promptly to critical system failures. Rapid diagnosis and repair capabilities maintain facility operations during unexpected equipment malfunctions.
Building Controls
Honeywell building control systems optimize facility efficiency and comfort. Our certified installers implement automation solutions that integrate HVAC, lighting, and security systems. Energy management features reduce operating costs while maintaining optimal conditions.
People
Jeff Leone
CEO
Jeff Leone leads B T Lindsay with over 25 years of HVAC industry experience. He oversees strategic operations and ensures continued growth while maintaining the company's commitment to quality service and customer satisfaction.
Steve Zagurski
President
Steve Zagurski manages daily operations as President, leveraging 20+ years in commercial HVAC contracting. He focuses on project execution excellence and maintaining the company's reputation as Connecticut's premier mechanical service provider.
Peter Loukopoulos
Director of Service
Peter Loukopoulos directs service operations with 15 years of HVAC expertise. He manages emergency response teams and ensures timely resolution of client service requests while maintaining high technical standards.
Questions
What HVAC services do you offer for commercial businesses?
We provide full-service HVAC solutions including installation, maintenance, emergency repairs, energy audits, and system upgrades for commercial facilities across Connecticut.
Do you offer 24/7 emergency HVAC service?
Yes, our 24/7 emergency service responds promptly to critical HVAC failures with factory-trained technicians available at all hours.
Which Connecticut industries do you serve?
We serve healthcare facilities, educational institutions, manufacturing plants, commercial offices, and industrial facilities throughout Connecticut.
Are your technicians certified for major HVAC brands?
Yes, we're factory-authorized service providers for Carrier, Dunham-Bush, and other major brands with certified technicians for all equipment types.
Do you provide custom sheet metal fabrication?
Yes, our 15,000 sq ft fabrication facility creates custom commercial ductwork meeting SMACNA standards using various metal materials.