TLC is a high-growth engineering firm with a diversity of talent, expertise, and experience. With 10 offices, an enthusiastic embrace of leading-edge technology, and a firm commitment to sustainable design , we are among the largest and most respected mechanical, electrical, structural, communications, and technology systems engineering firms in the nation.  TLC provides a host of sustainable services including LEED^® consulting, Energy Modeling, Commissioning and Energy Engineering.  Passion fuels our commitment to green:  A passion for simple, efficient solutions that are healthy for the people who live, learn, and work in the buildings we engineer.  And healthy for the environment.  TLC's commitment to sustainability has made us a leader in the green building design movement in the Southeast. 

RS&H is consistently ranked by Engineering News-Record as a top multi-disciplined facilities and infrastructure consulting firm. Our architects, engineers, scientists and planners take a holistic approach to developing innovative solutions for our clients worldwide.  As professionals focused on the built environment, we understand the direct link between our services and the resulting health of the global human environment.  This identified professional responsibility is further supported by a corporate philosophy and policy that it is our responsibility to operate our firm and provide our consulting services in a way that  improves the quality of our communities and advances our clients’ goals in a socially, economically, and environmentally responsive manner.  This is the cornerstone of our corporate tagline, “Improving Your World.”