The Coston family has been in the construction business in the Birmingham, Alabama area since 1956, when the E.C. Coston Company was formed. Today, Kenneth C. Coston, Jr., as the fourth generation of the Coston family, is President and Chief Executive Officer of Coston General Contractors, Inc. Through the years the Coston family name has always stood for quality construction at a fair price. We also strive to achieve diversity in the types of work we contract. Erwin Middle School Athletic Fields: Construction of new baseball field, softball field, multi-purpose field, dugouts, and multi-level concession stand/press-box.