Founded in 1988, Metro Sign Corporation is a manufacturer of custom signage. Based in Oklahoma City, Okla., the company offers a range of casino, church, monument, business and pole signs as well as channel letters and message center. Its art department provides wide-format, image printing for billboards, murals and custom sign faces. Metro Sign Corporation also builds and repairs neon lighting. In addition, the company produces presentations, designs and large format images. It specializes in installation and graphic designing services.