Jones-Heroy & Associates, Inc. Share: Engineers Jones-Heroy & Associates, Inc. Visit Website Request Info 13915 N. Mopac Expy Suite 200 Austin, TX 78728 512-989-2200 About Map About Jones-Heroy & Associates is a civil engineering firm providing planning, management, and administrative services to water districts, river authorities, municipalities, water utilities, and M.U.D.s. What's Nearby? Distance: 5 10 15 20 25 50 mi.