Thomas van Berkel

Terra Nitrogen GP, Inc. manufactures nitrogenous fertilizers. The company is headquartered in Sioux City, IA.

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.

Northwestern University is a private institution founded in 1851 to serve the Northwest Territory, an area that now includes the states of Ohio, Indiana, Illinois, Michigan, Wisconsin and parts of Minnesota. Northwestern has three campuses

The National Association of Manufacturers is an organization that works for the success of over 12.9 million people who are involved in manufacturing. The non-profit company is based in Washington and has subsidiaries in the United States. The American company's work is based on four core values that drive the industry. The company commissioned a study in August 2015, which found that the EPA's proposed ozone rule could reduce GDP by $140 billion. The CEO of the company is Jay Timmons.

The Business Roundtable advocates public policies that ensure economic growth. It considers public policy issues which contains groups like the construction users anti-inflation roundtable, a group devoted to containing construction costs; and the labor law study committee, made up of labor relations executives of major companies. The Business Roundtable was founded in 1972 and is headquartered in Washington, DC.

CF Industries, Inc. manufactures and distributes nitrogen and phosphate fertilizer products. The company was founded in 1946 and is headquartered in Deerfield, IL.