Arban & Carosi s motto is excellence though vision. The company is a manufacturer of architectural precast concrete. Arban & Carbosi produces precast through estimation, engineering and drafting, production and erection. The company has also been awarded numerous honors from the Architectural Precast Association for projects such as the United States Patent & Trademark Office, the Commonwealth Tower and the Columbus School of Law. Founded in 1937, Arban & Carosi maintains headquarters in Woodbridge, Va.