MJ Mechanical brings full-service commercial and industrial HVAC services and construction solutions to Western New York and around the world. Our team of experts offers mechanical design, installation, and service, as well as specialty services such as building automation, retrofit/replacement, sheet metal fabrication, and clean room installation. From initial design to project completion, we deliver construction expertise and unparalleled customer service. With our comprehensive range of services, we're committed to ensuring that your building operates at its maximum potential, providing energy-efficient solutions, reduced operating costs, and improved indoor air quality.