About Us

What We Do

OMC is your provider for the design, installation, service, and maintenance of  HVAC systems of commercial and industrial clients throughout Western New  York.  Our fire protection division provides comprehensive fire protection services.  

24/7 Emergency HVAC and Fire Protection Service

O'Connor Mechanical understands the importance of being on call.  When you can't afford to wait, our team is on call to provide 24 hour emergency service.


For emergency service, call 716-824-2100

Our Team

Dean O'Connor

Owner and President

dean@omchvac.com

Mark Jarnot, PE

Fire Protection and Mechanical Contracting

mark@omchvac.com

Eric Fischer, PE

Contact Us

For information

Send us a message or call us for a quote. All inquiries will be responded to within 24 hours. 


For immediate emergency service:  please call 716-824-2100

203 Fisher Rd, West Seneca, New York 14218, United States

By phone: (716) 824-2100