Stanley A. Riemann

Farmland Industries, Inc. owns and operates as a diversified agricultural cooperative with interests in food, fertilizer, petroleum, grain and animal feed businesses. The company was founded in 1929 and is headquartered in Kansas City, MO.

Coffeyville Resources LLC supplies petroleum and nitrogen fertilizer products. The company is headquartered in Sugar Land, TX.

Part of Kelso & Cos., Inc., Coffeyville Acquisition LLC is a company based in Kansas City, KS. Coffeyville Acquisition LLC was founded in 2005. John J. Lipinski has been the CEO of the company since 2005.

CVR Refining LP operates as oil and gas refinery and logistics services. It operates coking medium-sour crude oil refinery in Coffeyville, Kansas and crude oil refinery in Wynnewood, Oklahoma. The company was founded in September 2012 and is headquartered in Sugar Land, TX.

The International Plant Nutrition Institute (NPCT) is an American company that promotes the proper utilization of plant nutrients. NPCT is based in Piracicaba, Brazil, and has a team of experienced professionals who are dedicated to serving clients seeking the sustainability of agricultural systems with the use of good practices for nutrient management. The company offers a broad range of services, including lectures, online courses, and publications on topics related to crop nutrient management. The company also organizes and promote events related to soils and plant nutrition, such as symposiums and online courses. NPCT's mission is to optimize production under the technical-agronomic, economic, social, and environmental aspects of plant nutrient management.