Board of Directors

Meet your 2025 Board of Directors for the South Dakota Agri-Business Association.


President

Mark Schaffner
RDO Equipment
4935 6th Ave SE
Aberdeen, SD 57401
800/995-1943

Vice President

Nathan Laferrier
Southeast Farmers Coop
31303 471st Ave
Burbank, SD  57010
605/253-6159

Retail Directors

District 1


Jimmy Sieperda 
Valley Ag Supply 
PO Box 221
Gayville, SD 57031 
605/267-3100

District 2


Cody Kafka
CHS Farmers Alliance 
711 SD Hwy 262 
Bridgewater, SD 57319 
605/996-7322

District 3


Wade Goens 
AgWrx Coop 
810 20th Ave SW 
Watertown, SD 57201

605/886-8333

District 4


Dave Clark
Agtegra Cooperative 
908 Lamont St South 
Aberdeen, SD 57401 
605/225-5200

District 5


Brett Heezen 
H&H Ag Solutions
421 5th Street S.
Alpena, SD 57312
605/849-3453

District 6


John Muske 
Bold Ag
200 Chesnut Ave.
Ipswich, SD 57451
605/769-4524

District 7


Ross Keegan
CHS River Plains
503 N Potter Street
Gettysburg, SD 57442
605/769-9476

Grain Elevator Directors

Districts 1 & 2


Nathan Laferrier
Southeast Farmers Coop
31303 471st Ave
Burbank, SD  57010
605/253-6159

Districts 3 & 4


Chad Dylla
Prairie Ag Partners
PO Box 373
Arlington, SD  57212
605/547-4844

Districts 5 & 6


Kyle Bowman
Agtegra
908 Lamont St S
Aberdeen, SD  57401
605/725-8310

District 7


Barton Banks
Dakota Mill & Grain, Inc
PO Box 2340
Rapid City, SD  57709
605/342-3834

Industry Directors


Mark Van Dyke 
Calcium Products
1516 Country Drive
Mitchell, SD 57301
605/999-0700


Matt Paulsen
Nutrien Ag Solutions, Inc
2011 32nd Ave
Brookings, SD  57006
507/215-0269


Mark Schaffner
RDO Equipment
4935 6th Ave SE
Aberdeen, SD 57401
800/995-1943


Chris Redfield 
Winfield United
2703 Air Haven Rd
Watertown, SD 57201
605/520-4737


Riley Canham
Bayer CropScience
18631 363rd Ave
Rockham, SD 57470
605/880-0934


Troy Griess 
Syngenta
5900 Graystone Ave #202
Sioux Falls, SD 57108
605/409-9834