About Us

Monier Seed and Service sells Monier Brand soybeans and wheat, oats, and a variety of other small grains and cover crops. Monier Family Farms has been at 846 Yankee Lane for six generations. The farm has always remained in the family, and has had a variety of crops, livestock, and business ventures. Since 1995, the family-owned Monier Seed and Service has been providing high-quality Monier Brand products, and outstanding service to its customers. Mark Monier and Shay Foulk, owner/operators, work with Mike McCartney for daily operations year round. Mark’s wife, Karen, and three daughters and two son-in-laws, Sondra and Nick Urish, Hannah and Shay Foulk, and Jillian Monier, also help throughout the year in various aspects of the business. Today, the business offers many services, including; seed cleaning, seed treatment, and seed sales of Monier Brand Soybeans and Wheat. Monier Seed and Service care about their customers, and provide service and products you can trust. Call Mark at (309)238-1227, Shay at (319)464-5708, email at monierseed@yahoo.com, or visit us at 846 Yankee Lane Sparland, IL 61565 today for all of your seed and service needs! Small business service, big time yields.

Our Company

Monier Seed and Service exists to provide you high quality products and outstanding service. We have changed over the years from livestock farm and Monier corn hybrid producer, to Monier Brand soybeans and wheat, and cover crops.


Shay Foulk’s military experience with the 75th Ranger Regiment and Special Operations Community gives our farm a unique outlook on safety. We are adapting better and more effective ways to keep safety on the forefront of our farm.


Provide high quality products with outstanding service. “Small business service, big time yields.”

Environment &


Strip-till and no-till systems, paired with land terraces and water ways, as well as conservation programs and implementation of cover crops has our operation on the leading edge of sustainable agriculture.