Engineering
- 522
- RG Consulting Engineers
- A civil engineering firm providing services from design through construction in land development, water and wastewater treatment plants, highway and bridge design, storm drainage, and airport improvements as well as municipal consulting.
- 523
- RHD Services, Inc.
- Provides subsurface utility engineering, ground penetrating radar, vacuum excavation, and video pipe inspection. Located in Atlanta, Georgia.
- 524
- Richard Brady & Associates
- A professional engineering firm that specializes in the planning design and construction administration and management of public works projects throughout the Southern California area.
- 525
- Royal Haskoning Maritime
- An international consulting civil and maritime engineering and architecture firm with offices based in the United Kingdom.
- 527
- SWECO International
- A consulting company providing engineering, environmental management, and architecture. Headquartered in Stockholm, Sweden.
- 528
- Sandberg Consulting Engineers
- Provides consultancy, investigation, and testing services to the civil, building, and mechanical engineering industries.
- 529
- Sands Chartered Engineers
- The practice has expertise in civil and structural design plus site surveying and soil investigations and all types of structures including bridges and masts.
- 531
- Servant, Dunbrack, McKenzie & MacDonald
- Provides a spectrum of professional surveying and other geomatic services to local and national clients throughout Atlantic Canada.
- 532
- Shirley Consulting Engineers
- Geotechnical consulting engineers offering expert and forensic investigation services, and geotechnical design specialising in hillside building advice. Located in Australia.
- 533
- Shive-Hattery, Inc.
- Provides architectural, engineering, landscape architecture and surveying services for commercial/retail, education, healthcare, industry and local government clients.
- 534
- Simpson Gumpertz & Heger
- Consulting building and construction engineers with locations in Boston, Los Angeles, New York, San Francisco and Washington DC.
- 535
- Sledge Engineering
- An engineering and planning firm that provides municipal consulting services. Based in Taylor, Texas.
- 536
- Smith Geotechnical Engineering Consultants
- Providing geotechnical design, construction management services, and materials testing. Located in Fort Collins, Colorado.
- 538
- Staaleson Engineering P.C,
- A western Washington state firm specializing in the design and engineering of building structures, seismic retrofits and inspections.