The Engineering Contractors' Association, ECA, since 1976 has served underground and heavy construction professionals in Southern California providing leadership and education on issues important to our member's success. Working to enhance continued development ECA promotes a healthy construction environment through education of regulatory bodies from the contractor's perspective and informing the industry on critical developments. ECA's mission champions the interest of its members acting as a collective influence in the construction industry in matters of labor relations, government relations, legislative interests and public relations. Membership in the ECA is drawn from 11 Southern California counties and is made up of contractors and affiliates with interests in sewer and water line, storm drain, pipeline, underground utilities, trenching, excavating and grading, tunnels, street and highway construction, water and sewer treatment plants and related engineering construction. ECA is a Non-Profit Organization