HRG has conceptualized, developed, engineered and overseen construction for hundreds of projects since our inception in 2006. The experience of those projects has helped us hone our skills in each of our core competencies. Engineering & Design Engineering design services include mechanical, electrical, plumbing, and fire protection. Review our project case studies to see our full range of services. Energy Consulting Our team of professionals is ready to assist you developing a comprehensive approach to managing your facility's energy usage and environmental impact. Commissioning and T&B Today's modern building systems require a rigorous commissioning procedure to ensure reliability and premium performance over the life of the building. Technical Documentation Utilize our experience to prepare various technical documents for construction permitting, code compliance issues, and utility incentive programs.