Thrasher is a leading multidisciplinary engineering and architectural firm serving public and private clientele throughout the Mid-Atlantic region. With 350+ employees in five states, we are committed to providing innovative solutions to our clients.
RETTEW, an industry-leading engineering consulting firm, offers more than 450 engineering, environmental, surveying, planning, safety, and related technical services. We serve a diverse range of growing markets, from transportation and energy to development and manufacturing.
E.L. Robinson (ELR) Engineering is a diversified civil engineering and planning firm with proven performance and established experience. For over 35 years, we have successfully and creatively designed and completed top quality engineering solutions.
GZA is a multi-disciplined environmental consulting firm with 28 offices nationwide. In this region we specialize in oil and gas, regulatory and environmental compliance services.