CENTROL is a crop consulting company whose purpose is to maximize grower profitability. We do this by working closely with th ... e farmer and giving unbiased recommendations for the grower’s benefit. Our consultants do not sell any products, only great service. CENTROL began in 1979, (with 1 consultant and 12,000 acres!) and has grown to be the largest independent crop consulting organization in the Upper Midwest. CENTROL employs over 60 full-time consultants and provides agronomic services and expertise to more than 2,000 clients on over 3 million acres!! read more