Gregg has 30 plus years of experience specializing in the design of complex HVAC and process piping systems for bio-pharmaceutical, high-tech, semiconductor, mission critical, R&D labs and corporate office facilities. Projects have included office interiors, cGMP pharma, manufacturing, chemical, biological and tissue culture labs for the biotech industry and clean rooms. Design has included temperature control, installation of chilled water systems up to 6000-ton capacity, hot water heating boilers and high-pressure steam systems.