Lindsay C. Erdman, P.E. & P.L.S., President
John Hjelle, P.E., a member of the firm since 1995
Jake Hildebrand, E.I. & L.S.I., a member of the firm since 2005
Jesse Kuennen, a member of the firm since 1999
CADD Specialist Certification
Certified PCC and Aggregate Technician
John Iverson, Survey Crew Chief. A member of the firm since 1984.
Primary Responsibility: Land Surveying Project Manager.
Certified PCC & Aggregate Plant Technician
Tony Meyer, Retired in 2014 after 42 years.
Joseph Dietzenbach, Survey Technician. Joined the firm in 2011.
Karla Erdman, Administrative Assistant. A member of the firm since 1995.
Responsible for accounting and financial reporting.
Jessica Sloan, Office Assistant. Joined the firm in 2008.
Responsible for Project Records and Documentation