Seneca Main office Employees
Charles Gabehart - General Manager
cgabehart@ncca.coop
Mark Studer - Assistant Manager
mstuder@ncca.coop
Brian Winkler - Operations Manager
brian@ncca.coop
David J. Ronnebaum - Seed Sales/Agronomy Manager
jayron@ncca.coop
Paul Winkler - Agronomist
paul@ncca.coop
Martin Holthaus - Agronomist
martin@ncca.coop
Sharon Haverkamp - Office Manager
sharon@ncca.coop
Ben Rettele- Agronomy Sales Manager
retteleb@ncca.coop
Dan Wempe - Elevator Manager
dwempe@ncca.coop
Chad Baker - Warehouse Manager
chadb@ncca.coop
Roger Adams - Warehouse Assistant
Marilyn Nolte - Grain Accountant
marilyn@ncca.coop
Lacey Dalinghaus - Bookkeeper
lacey@ncca.coop
Melody Barnes - Bookkeeper
Marietta Dalinghaus - Bookkeeper
marietta@ncca.coop
Austin Dean - Elevator Technician
Jerry Claas - Fertilizer Plant
Kenneth Holthaus - Custom Applicator
Harold Hunzeker - Fertilizer Plant
Brad Hynek- Liquid Plant Manager
Lynn Wickman- Fertilizer Plant
Dennis Schmelzle - Custom Applicator
Donald Sudbeck - Custom Applicator
Brad Wessel - Custom Applicator
Dean Heideman - Custom Applicator
Bret Myers - Semi Driver
Propane & Bulk Fuels
Dan Haverkamp - Fuel & Propane Manager
Gene Lierz - Fuel & Propane Delivery
Dan Meyer - Fuel & Propane Delivery
