RS&H provides comprehensive services through a portfolio of awarded Indefinite Delivery/Indefinite Quantity (IDIQ) contracts with federal agencies and Department of Defense clients. These contract vehicles enable us to deliver multidisciplinary solutions spanning planning, architecture, engineering, program and construction management, infrastructure studies, energy resilience, and digital delivery. Supported by strong mentor-protégé, joint-venture, and small-business partnerships, our teams help clients efficiently access trusted expertise, accelerate project delivery, and advance mission-critical programs across both vertical and horizontal infrastructure.