American Bridge Company

Superior Construction builds the critical infrastructure that connects communities and drives economic progress. As a fourth-generation family-owned heavy civil contractor established in 1938, the company delivers complex transportation, aviation, marine, industrial, and energy projects across the United States. With nearly a century of experience, Superior leverages innovative technology, rigorous safety protocols, and deep expertise to exceed client expectations on every project. The company specializes in infrastructure construction including roads and highways, bridges, airports, marine facilities, refineries, and emergency repairs. Superior operates from corporate offices in Jacksonville, Florida and Portage, Indiana, serving clients throughout the Midwest and Southeast. The firm employs over 1,000 professionals and skilled craft workers who share a commitment to quality, safety, and building sustainable infrastructure that strengthens America's foundation.

YKK AP America Inc. is the North American subsidiary of YKK AP Inc., a Japanese manufacturer of architectural building products. Founded in 1990 and headquartered in the United States, the company manufactures commercial façade systems and residential windows and doors, serving the North American construction industry across both commercial and residential markets. The company's product portfolio spans the full range of building envelope solutions, including: Curtain wall systems Window wall systems Storefront systems Architectural windows Residential windows and doors Products are engineered to meet performance standards for thermal efficiency, weather resistance, and structural integrity. The company draws on decades of Japanese manufacturing expertise through its parent, YKK AP Inc., and operates manufacturing facilities across the United States. YKK AP America is guided by the YKK philosophy of the "Cycle of Goodness," a business principle centered on mutual prosperity for customers, employees, and society. The company describes its culture as innovation-driven, with an emphasis on continuous improvement and technological advancement in architectural products manufacturing.

AECOM is the world's trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle - from planning, design and engineering to program and construction management. With approximately 16.1 billion in revenue during fiscal year 2024, AECOM has been named the world's top design firm and ranked #1 in general building, transportation, and water by Engineering News-Record in 2025. The company has been recognized as one of Fortune magazine's "World's Most Admired Companies" for twelve consecutive years and named one of 2025 World's Most Ethical Companies by Ethisphere. Headquartered in Dallas, Texas, AECOM operates as a publicly traded company on the New York Stock Exchange (NYSE: ACM) and is listed at #259 on the Fortune 500. While officially founded in 1990 through the merger of five entities, many of the company's predecessor firms have distinguished histories dating back more than 120 years. Today, AECOM's global team of trusted advisors - planners, designers, engineers, consultants and program and construction managers - span markets including transportation, buildings, water, new energy, and the environment, all driven by a common purpose to deliver a better world.

Tutor Perini Corporation is a leading civil, building and specialty construction company focused on delivering extraordinary projects that transform industries and communities. With a heritage spanning more than 120 years, the company has built its reputation on a foundation of intelligence, intensity and integrity - qualities that drive its ability to successfully execute multi-million and billion-dollar projects of remarkable scale and complexity. From building railroads and electrifying monuments during the Great Depression to pioneering modern infrastructure systems, Tutor Perini has consistently pushed the boundaries of what's possible in construction. The company's evolution from family-run businesses to an industry powerhouse includes strategic acquisitions and the 2008 merger of Tutor-Saliba Corporation and Perini Corporation. Today, Tutor Perini encompasses more than 20 wholly-owned subsidiaries across the United States and internationally, generating annual gross revenues exceeding $5 billion. Their portfolio encompasses some of the nation's most challenging and significant infrastructure efforts, including the SR 99 Tunnel in Seattle, Hudson Yards in New York, and California High-Speed Rail. With over 200 design-build projects valued at $22 billion, Tutor Perini continues to set the standard for innovation, safety, and on-time, on-budget delivery in the construction industry.

Sisk is a pioneering international construction and engineering company that has been building the places where people live, work, play, and pray for over 165 years. Founded in Cork in 1859, this fifth-generation family business has grown from a small plastering firm into one of Ireland and the UK's leading contractors, delivering landmark projects that stand the test of time. With over 3,000 staff and revenues surpassing €2.75 billion in 2024, Sisk operates across Ireland, the UK, and Europe, specializing in Commercial, Life Sciences, Data Centres, Infrastructure, Residential, and Healthcare sectors. The company's portfolio includes iconic structures such as Aviva Stadium, Croke Park, the Central Bank of Ireland, and the Etihad Stadium expansion. Sisk combines modern methods of construction with unwavering commitment to safety and sustainability, driven by core values of Care, Integrity, and Excellence. As a progressive family business with long-term vision, Sisk continues to lead the industry in sustainable management while creating places for future generations through innovative construction excellence and responsible building practices that protect and enhance the environment.

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. With more than 36,000 people active in over 30 countries, we bring together the best minds from around the world to deliver intelligent products and solutions across the environment, energy, water, buildings, transport and infrastructure sectors. Our work has helped more than a third of the world's communities become more resilient, and we support over 40,000 client projects annually, generating gross revenues of €5bn in 2024. Founded in 1888 as a land reclamation business in the Netherlands, Arcadis has evolved through more than 135 years of innovation and strategic acquisitions into a global industry leader. We are ranked in the top 2% in our sector by Sustainalytics for ESG Risk Rating and in the top 2% of firms by EcoVadis for sustainable practices integration. Our four global business areas - Places, Mobility, Resilience, and Intelligence - enable us to deliver transformative projects that improve quality of life, from reducing flood risks in the Netherlands to securing clean drinking water across more than 30 U.S. states, from creating sustainable legacies during the Paris Olympics to revolutionizing urban transit with metro systems from Sydney to Toronto.