Our Staff

Our experienced, professional staff consists of extraordinary individuals who will take the time to get to know you and your unique project needs. We invite you to contact directly any team member to get your project started.

Karl R. Kemper, PE


Airports / Pilot / Project Manager

Matthew T. Graun

Vice President

Resource Manager/Designer

Jed D. Mattmiller, PE


Survey Crew Chief / Project Engineer

Bonnie L. Stange, CPA

Corporate Controller

Randy W. Van Natta, PE

Senior Consultant

Airports / Pilot

Archie C. Becher, PE

Senior Consultant

Dams / Municipal

Cheryl R. Schroeder, CGA

Real Estate

Joe R. Kafczynski, PE

Project Manager

Water Resources / Municipal

Kevin J. Bella

Construction Management / Engineering Technician

Kevin E. Hahn, PE

Project Engineer


Mark W. Oie

Engineering Technician / Survey Technician

Aaron J Wallner, PE

Project Manager


Tyler L. Mills

Construction Management / Survey Technician

Kenneth J. Ligman,

Kenneth J. Ligman

Senior Consultant

Project Manager

Bret M. Pugliese

Staff Engineer


Justin N. Haase, PE

Project Engineer


Dylan A. Kudronowicz

Civil Engineering Technician

Jodi L. Peterson

Office Manager

Marc D. Sippel

Engineering Intern

Sean P. Sailer

Engineering Intern

John L. Freidel

Engineering / Survey Technician

Becher Hoppe Associates, Inc.

Office Details

330 N 4th St
Wausau, WI 54403-5417
(715) 845-8000

Get Directions

Office Hours

Mon - Thurs 8:00 am - 5:00 pm;
Friday by Appointment Only