Global Infrastructure Solutions Inc. (GISI)

ConstructionUnited States10001+ Employees

Global Infrastructure Solutions Inc. (GISI) is an employee-owned global family of companies creating innovative solutions for complex challenges in construction, infrastructure, earth and environment, and global development. 

GISI operates through two business groups: STO Building Group, one of North America’s largest private construction firms and GISI Consulting Group, a top 10 global provider of program/project management and engineering/consulting services. 

GISI generates over $14 billion in annual revenue. With more than 15,000 employees working across 100 countries, our business model preserves distinct brand cultures while building collaborative long-term value and creating lasting positive impact for clients and communities worldwide.

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