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 also offers energy production studies, transmission and distribution planning, energy market analysis and optimization advice solutions; water and wastewater engineering services, water resource planning, urban water management, design of flood protection structures; waste management planning and advice, environmental studies and impact assessments, and chemical substances and associated legislation; and process engineering services, plant design, and logistics planning services. In addition, 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; capacity, accessibility, and strategic planning services, as well as intelligent transportation systems; and architectural services in housing, healthcare, retail, offices, education, leisure and sports, infrastructure, defense facility, and industry sectors. The company was founded in 1889 and is headquartered in Stockholm, Sweden.