PSA-Dewberry was formed in 2004 when Dewberry acquired Phillips Swager Associates (PSA), a 50-year old, 160-person architectural, engineering, interior design, planning and technology services firm, and integrated it with Dewberry's architecture and mechanical/electrical engineering practice. Today, PSA-Dewberry employs approximately 275 architects and engineers, completing project assignments for clients in criminal justice, healthcare, commercial, industrial, education and government sectors within local, state and federal levels throughout the United States.