Cox Construction

A Legacy of Construction

Founded in 1969 by Paul J. Vagnoni and Vincent Rongione, Jr., Magnum, Inc. is a renowned General Contractor specializing in federal and municipal projects in the Philadelphia market. Following Mr. Vagnoni's passing in 1976, Vincent Rongione, Jr. assumed ownership and led the company to become an industry leader known for quality work, professionalism, and business integrity. In 1988, Vincent Rongione III became President, and with Vice President Michael Rongione, they now guide Magnum into its fifth decade of excellence in construction. The company has successfully completed diverse projects, including training facilities, dormitories, industrial/manufacturing buildings, hospitals, libraries, and schools.

Our Services

Magnum, Inc. offers a range of services, including General Construction, Project Management, and Design-Build, serving an expanding client base. Our seasoned team specializes in comprehensive commercial construction services, managing every aspect of your existing project plans and specifications from groundbreaking, to final delivery. We provide professional project oversight and meticulous coordination, from initial planning to successful conclusion, ensuring your projects are completed within schedule and budget parameters. Magnum, Inc. also optimizes project efficiency and risk mitigation by employing the design-build approach alongside the conventional design-bid-build method.

Projects

Magnum, Inc. has successfully completed hundreds of commercial and governmental General Construction projects with the utmost professionalism and integrity. Some of our notable projects include the Municipal Complex in West Whiteland, PA, the Motor Vehicle Center in Flemington, NJ, Girard Academy in Philadelphia, PA, and the SEPTA District Building in Philadelphia, PA. We have also worked with various clients such as the US Navy, SEPTA, School District of Philadelphia, and the City of Philadelphia.