Responsibilities Responsible for accurately coordinating layout, physical coordination, building corners and setbacks of plumbing and HVAC points, equipment points, sleeves, inserts, and 3D scanning projects as needed to maintain progress and/or productivity on job sites. We’re a self-performing specialty contractor specializing in design-build applications, HVAC systems, plumbing, process piping systems, boiler and chiller systems, equipment installation and rigging, plant relocation and maintenance, fire protection, and metal fabrication.