MnCPA Technical Director

Jason Kruger

A civil engineering graduate of Iowa State University, Jason has spent 30+ years educating government and consulting civil engineers on design & construction of concrete infrastructure.
Technical Resource Engineer

Jennifer Schaff PE

With nearly 20 years  of consulting engineering experience, Jennifer brings a unique perspective to the concrete pipe industry, helping Minnesota engineers design their pipe projects.
Technical Resource Engineer

Riley Dvorak PE

Riley is an expert in structural design of rigid and flexible piping systems, with extensive experience developing pipe standards at the local, state and national levels.
Civil Engineer

Rob Schmidgall PE

Rob brings 40+ years of precast manufacturing experience, working closely with the Minnesota DOT and other agencies to improve concrete pipe, manhole and box culvert specifications.