Business Details
Emergency
services
Premier Commercial HVAC Services in Chicago
1 Source Mechanical is a locally-owned commercial HVAC company serving Chicago and the surrounding areas. With a focus on heating, air conditioning, plumbing, and refrigeration services, we combine technical expertise with personalized solutions to meet our clients' needs. Our team consists of OSHA-certified technicians and union-trained professionals with an average of 20 years of experience in their respective fields. We prioritize customer satisfaction through 24/7 emergency services, tailored financing options, and comprehensive service agreements.Our commitment to quality is demonstrated through our track record of serving commercial clients across diverse industries, including real estate management, healthcare, and education. Backed by decades of combined experience and a reputation for reliability, we deliver energy-efficient solutions that balance budget considerations with operational excellence. Our Chicagoland presence ensures prompt response times for both planned projects and urgent repairs.
Services
HVAC Repairs
Rooftop Air Conditioning
Heating Services
Sheet Metal Fabrication
Test and Balance
Refrigeration
Walk-In Coolers
Backflow Testing
Building Automation Systems
Commercial Generator Installation
Highlights and features
- We offer 24/7 emergency HVAC repair services.
- Our team includes union-trained employees with industry certifications.
- All technicians are OSHA certified for safety compliance.
- Average 20 years of experience across our specialist workforce.
- Fully insured, licensed, and bonded HVAC contractor.
Associations and certifications
- OSHA Certified
What people say
Outstanding service
Highly professional
Extremely responsive
Fair pricing
Trusted partner
Services
HVAC Repairs
Our HVAC repair services address commercial heating and cooling system issues with precision and speed. We diagnose and fix refrigerant leaks, motor failures, thermostat problems, and electrical issues while minimizing business disruption. Our technicians maintain rooftop units, split systems, and boilers for optimal performance.
Refrigeration
We provide comprehensive refrigeration services for walk-in coolers, freezers, and industrial refrigeration systems. Our experts handle diagnostics, repairs, and maintenance for display cases, prep tables, and medical chillers while ensuring food safety and temperature control compliance.
Backflow Testing
Our certified technicians perform annual backflow prevention testing and repairs to maintain safe drinking water standards. We service Reduced Pressure Zone (RPZ) valves for irrigation, fire suppression, and boiler systems while ensuring Illinois state compliance documentation.
Building Automation Systems
We design and implement smart building automation systems that integrate HVAC, lighting, security, and emergency systems. Our open-platform solutions optimize energy efficiency and provide centralized control through web-based interfaces for commercial facilities.
Commercial Generator Installation
We offer complete generator solutions including system sizing, installation, and maintenance for commercial properties. Our services ensure uninterrupted power supply during outages through proper equipment selection, code-compliant installation, and preventive maintenance programs.
People
Jamie Bargiel
President
Jamie Bargiel leads 1 Source Mechanical with strategic vision, overseeing operations and business development while maintaining client relationships across Chicagoland.
Daniel Bargiel
Vice President
Daniel Bargiel manages project execution and technical operations, ensuring quality standards are maintained across all HVAC, refrigeration, and mechanical services.
Sam Callahan
Project Coordinator
Sam Callahan coordinates project timelines and client communications, ensuring seamless implementation of mechanical systems and service agreements.
Chris Chiappetta
Operations Manager
Chris Chiappetta oversees daily operations and technician deployment, maintaining efficiency in service delivery across Illinois commercial properties.
Nick Piscitelli
Pipefitter Foreman
Nick Piscitelli supervises pipefitting operations, ensuring precise installation and maintenance of plumbing and refrigeration systems for commercial clients.
Questions
What commercial HVAC services do you offer?
We provide HVAC installation, repair, and maintenance including rooftop units, refrigeration systems, backflow testing, and building automation solutions.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency repair services for commercial HVAC systems across the Chicagoland area.
Which areas do you service?
We serve all of northern Illinois including Chicago, DeKalb, Naperville, Oak Brook, and surrounding communities.
Are financing options available?
Yes, we offer customized financing solutions for commercial HVAC installations and major repair projects.
What certifications do your technicians hold?
Our team includes OSHA-certified technicians and union-trained professionals with industry-specific certifications.
How can I schedule service?
Contact us at 630-320-9393 or use our online form to schedule emergency repairs or routine maintenance.
