As an employee-owned, global family of companies, we create solutions for the world’s most complex challenges in construction, infrastructure, earth and environment, and global development.
GISI unites our companies to more powerfully serve the built and social environments. Our unique business model preserves the legacies of our partner companies, embraces employee ownership, and invests together for the long-term. Together we are creating a positive impact for our clients and communities around the world.
Building success in partnership
Global Infrastructure Solutions Inc. is a family of companies serving the built and social environments. We believe an alignment of core values is key to merger success and focus on partners that help strengthen our collective mission.
Founded to differentiate from other models, we preserve brand legacies, optimize synergies between our partner companies, embrace employee ownership, and invest together for the long-term.
We serve our clients through two business groups: Construction and Consulting.
Our 15,000 colleagues are engineers, construction managers, program managers, advisors, and leaders in sustainability working together to create value for employees, clients, and shareholders alike.
Our companies have a positive impact on the future, and are essential for a growing global economy.
Empowering Our Partners to Build for the Future
Strategic Capital
Global Relationships
Industry Expertise
Employee Ownership
We built GISI to unify, to empower, and to lead
Under constant pressure to adapt swiftly to the most current technologies and predictions, we support our companies to innovate and find sustainable solutions to best serve our clients and communities.
By working as partners, we are joining forces in a resilient long-term investment to meet and overcome the challenges ahead.