Lars Krister Hultgren

Tyréns AB provides urban planning and infrastructure solutions. The firm offers acoustics, strategy and planning, architecture, waste, rock engineering, fire, and safety and risk management, bridges, cultural heritage and building preservation, light design and telecommunications, energy and building physics, soil and ground water remediation, road design, geographic information technology, rail engineering, structural engineering, landscaping, environmental consulting, project management, traffic planning and management, and water services. The company was founded by Sven Tyrén in 1942 and is headquartered in Stockholm, Sweden.