Mason & Hanger (M&H) is dedicated to providing our clients with the utmost quality in the design of their buildings and/or systems. Mason & Hanger, founded in 1827, has succeeded in large part due to our continued focus on execution, delivery, and performance. Our design and construction professionals know that today's clients expect fast execution and delivery while still maintaining high quality. M&H team members strive to exceed these expectations. Our "Excellent" and "Above Average" performance ratings and continued commendations demonstrate Mason & Hanger's success in providing quality services that earn repeat business from our clients. For buildings that will stand the test of time, select the firm that has stood the test of time — Mason & Hanger 180 Years 1827-2007.