Sweco AB (publ) provides architecture and engineering consultancy services worldwide. The company operates through Buildings and Urban Areas; Water, Energy, and Industry; Transportation Infrastructure; and Architecture segments. It provides energy analysis and environmental certification, fire safety engineering and risk analysis, and HVAC and sanitation, as well as design of electrical, telecom, and security systems; building construction and industrial structures design, and construction economics, as well as steel, timber, and glass structures design; statistics and forecasts, analysis and strategy, studies, and planning and design; project and design management, property development and management, and site supervision; and systems development and big data, data coordination and BIM, 3D visualization and geographical analyses, and strategy and operational support services, as well as Twinfinity, a BIM platform. The company offers energy production studies, transmission and distribution planning, and energy market analysis and optimization advice; water and wastewater engineering, water resource planning, urban water management, and design of flood protection structures; waste management planning and advice, environmental studies and impact assessments, and chemical substances and associated legislation; and process engineering, plant design, and logistics planning services. It provides road and land use planning, rock excavation design and geotechnical engineering, bridge design, port master planning, and surveying; tracks, electricity, signaling, telecoms, and operation and maintenance; and capacity, accessibility, and strategic planning services, as well as intelligent transportation systems. The company also offers urban planning; landscape, building, and interior architecture; and cultural heritage and lighting design services. The company was founded in 1889 and is headquartered in Stockholm, Sweden.