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Founded in 1865, Clendenin Brothers is a trusted American maker of quality building products and OEM solutions. With 150+ years of innovation, sustainability, and client focus, they lead the industry by blending tradition with modern demands to serve contractors and builders.

Founded in 1994 in Baltimore, Economic International Construction excels in utility construction and management, serving municipal and private clients. Known for quality, timely delivery, and community commitment, it drives local economic growth through infrastructure projects.

Plano-Coudon, founded in 1998, is a mid-Atlantic construction firm offering design-build, management, and contracting. Known for personalized service, early planning involvement, and quality, it serves public, private, and non-profits, and is an Authorized Butler Builder®.

Trison Construction, founded in 1997, is a minority and woman-owned firm in Baltimore. It specializes in renovation and new nonresidential projects across MD, DC, and VA, known for quality, innovation, and sustainable construction management services.

Worcester Eisenbrandt, Inc. (WEI) excels in historic property restoration in the D.C./Baltimore area, specializing in wood, masonry, and custom fabrication. They restore landmarks like the Washington Monument, hold safety certifications, and lead in historic preservation.