Excellence From The Ground Up

Company News

For 50 years, it has been the quality of our people that defines the DOWL difference.

Our staff of dedicated professionals consistently exceed our clients' expectations and have enabled us to develop into one of the West's leading planning, surveying, civil/transportation and environmental services firms.

Today, we offer a wide range of engineering services to public and private clients. From the Arctic Ocean to the Rio Grande, we are ready to handle any challenge.

  • Nick Westphal's project, Orange Grove Road: Camino de la Tierra to La Cholla Blvd received an Honorable Mention award from the APWA Southern Arizona Branch. Here is Nick Westphal accepting the award from Priscilla Cornelio, Pima County DOT Director (right) and Sandi Garrick, Pima County Project Manager (center). Nick was the Resident Engineer. Great job, Nick!

What we want
Meeting community design challenges in safe and extraordinary ways.