On this episode of Around Town: Alumni Impact, we’re joined by Greg Mulder, P.E., a 1997 graduate of Iowa State’s Civil Engineering program, and a member of the Civil and Environmental Engineering Advisory Council. Greg currently serves as the Executive Director of the Iowa Ready Mixed Concrete Association and the Iowa Concrete Paving Association.

We’re excited to talk with Greg today about his journey as a CCEE alumnus, how he’s making a difference in the field, and the ways he supports and inspires current students, Iowa State engineers, and CCEE

On this episode of Around Town: Alumni Impact, we’re excited to welcome David Doxtad, a proud Iowa State University civil engineering alumnus and the 2025 Outstanding Young Alumni Award recipient.

David serves as President of ISG, a nationally recognized, multi-disciplinary design and engineering firm, where he has spent more than 15 years growing as a leader—from intern to principal to president. His work focuses on helping communities move forward through thoughtful planning, infrastructure design, and strategic investment.

A Cyclone through and through, David earned his degree in civil engineering from Iowa State and remains deeply connected to the profession through leadership, mentorship, and service. We’re thrilled to have him join us today to share his story and impact.