Diana is the owner and principal engineer of Cascade Trenchless Consulting, based in Portland, Oregon. Cascade Trenchless specializes in delivering trenchless projects from concept through construction, providing trenchless feasibility and engineering expertise with a focus on collaboration, attention to detail, and risk mitigation. Diana’s practice focuses on water & wastewater, transportation, environmental, and energy projects located throughout North America. Her projects have utilized a range of trenchless technologies including horizontal directional drilling, auger boring, pilot tube guided boring, microtunneling, open shield tunneling, and pipe ramming. Diana earned her Bachelor of Science and Master of Science degrees in Civil Engineering from Washington State University and is a registered professional engineer in Oregon, Washington, Idaho, Montana, California, and Texas.
Diana Worthen, P.E.
Owner and Principal Engineer of Cascade Trenchless Consulting
