TYLin
Infraday-curatedSan Francisco, California, United States
Global engineering firm designing transportation, buildings, water, and resilient infrastructure.
Overview
TYLin is a global infrastructure engineering firm founded in 1954 and headquartered in San Francisco. More than 3,000 professionals work across the Americas, Asia, and Europe on transportation, buildings, water, aviation, bridge, and urban mobility programs. The firm provides planning, architecture, civil and structural engineering, program management, construction management, inspection, environmental, and water services. TYLin is particularly associated with complex bridges and transportation systems while also delivering resilient water and building infrastructure. Its current leadership and technical programs emphasize innovation, sustainability, and project delivery across regional markets.
Infrastructure sectors
Capabilities & services
Complex bridge design
Transit and rail engineering
Program and construction management
Seismic design
Water systems
Aviation planning and design
Profile information
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Last editorial check: 2026-10-09.
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