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Karvo Companies is a family-owned general contractor specializing in heavy highway construction. They have been improving highways and communities in Ohio since 1989.
Woodard and Curran is a 550-person, integrated engineering, science, and operations company. Privately held and steadily growing, we serve public and private clients locally and nationwide.
Mitsubishi Corporation is a Japanese general trading company that manufactures and markets a range of products, including energy, metals, machinery, chemicals and living essentials.
Holliday Rock Co., Inc. is a prominent construction materials manufacturer based in Upland, California, with over 85 years of experience. Founded in 1937, the company operates 40 locations throughout Southern and Central California. It specializes in producing aggregates, hot mix asphalt, and ready-mix concrete, serving a variety of infrastructure, commercial, and residential projects. As one of the largest independent manufacturers in the United States, Holliday Rock is committed to safety, sustainability, and quality. The company employs around 223 people and emphasizes workforce empowerment and community engagement. It actively collaborates with industry organizations, including the Associated General Contractors of California and the National Ready Mixed Concrete Association, to promote best practices in construction.