John O'Hara Company, Inc. is a general contracting and construction management firm that specializes in new construction, addition and alteration work, with proven expertise in all types of buildings. John O'Hara Company, Inc. has been awarded winner of the contractor of the year in 2002 by the American Subcontractors Association Of New Jersey. When an owner chooses the O'Hara Company, they can be assured of a single point of responsibility to get the job done right and on time.