Benesch Share: Engineers Benesch Visit Website Request Info 5113 Southwest Parkway Suite 255 Austin, TX 78735 (720) 409-1860 About Map About Full-Service Civil Engineering Consultant offering planning through design and Construction Management services for roadway, municipal, aviation, rail, transit and civil site disciplines. What's Nearby? Distance: 5 10 15 20 25 50 mi.