Meet The Team

DENNY MICHELS

Company
President 

800-831-8588 - ext. 106
dmichels@maintainer.com 

SHELLEY MORRIS

Vice President &
General Manager 

800-831-8588 - ext. 118
smorris@maintainer.com 

TOM WIBBEN

Sales & Service
Manager

888-688-7882 - ext. 187
twibben@maintainer.com 

BRAD DEBOER

Director of HR &
Admin. Services

888-688-7882 - ext. 108
bdeboer@maintainer.com 

KORY JACOBSMA

Inside Sales
Manager

888-688-7882 - ext. 110
kjacobsma@maintainer.com 

TODD KAROLCZAK

Marketing
Manager

888-688-7882 - ext. 144
tkarolczak@maintainer.com 

MIKE MCDANIEL

Human Resource
Manager

888-688-7882 - ext. 186
mmcdaniel@maintainer.com 

NATHAN SCHIERMEYER

Engineering Manager

888-688-7882 - ext. 122
nates@maintainer.com 

KURT VOS

Assistant
Engineering Manager

888-688-7882 - ext. 121
kvos@maintainer.com 

MATT CLOUTIER

Central Regional
Sales Manager

Cell: 712-541-0106 
mcloutier@maintainer.com 

JASON KLATT

Western Regional
Sales Manager

Cell: 712-344-0283
jklatt@maintainer.com

DEAN KOELE

IT
Manager

888-688-7882 - ext. 203
dkoele@maintainer.com

GARY HIBMA

Northeast Regional
Sales Manager

Cell: 712-541-0072 
ghibma@maintainer.com

RICK WOLTHUIZEN

Manufacturing
Manager

888-688-7882 - ext. 142
rwolthuizen@maintainer.com

BECKY HEITRITTER

Sales/Administrative 
Assistant

888-688-7882 - ext. 199
bheitritter@maintainer.com

STEVE TRACY

Southeastern Regional
Sales Manager 

Cell: 712-541-0403
stracy@maintainer.com 

TERRI MALENKE

Office
Manager

888-688-7882 - ext. 103
tmalenke@maintainer.com 

DOLLY MCQUEEN

Sales 
Assistant

888-688-7882 - ext. 220
 dmcqueen@maintainer.com