Daren Peterka, PE, RLS, Principal Engineer, Chairman

Daren is experienced in the design and construction of a variety of civil engineering projects including transportation, sewer and water, municipal, and project management. Daren also has extensive experience working with tribal governments.



Damon DeVillers, PE, Principal Engineer, President

Damon has experience working with federal, state, and local government agencies. He has been the design and project engineer on a variety of projects including hydraulics, bridges, and transportation as well as water resources development.



Lonni Fleck, PE, LSIT, Principal Engineer, Vice President

Lonni has experience in a variety of municipal-related projects including water and sewer mains, streets, municipal waste and inert waste landfill design, road design, and water and wastewater studies. She has experience in all stages of project development including planning, funding assistance, design, construction engineering, contract administration, funding administration, and surveying.



Travis Dillman, PE, Principal Engineer, Corporate Secretary & Treasurer
Dillman, Travis

Travis has a broad range of engineering, construction administration and project management experience. Travis’ expertise includes close oversight of all aspects of the project and excellent communication between owners, design teams and communities to ensure the successful completion of various projects. He also serves as the East Central Regional Vice President of the firm.