It was 1979 when potato king J.R. Simplot built a 7,370-square-foot, Mediterranean-style mansion atop a prominent hill in the Boise Highlands. Although the mansion has since been demolished, Simplot’s ...
Simplot Corporate Headquarters, 1099 W. Front St. in Boise. Pictured on Jan. 13, 2026. (Sarah A. Miller/[email protected]) Two longtime employees of J.R. Simplot Co. took on the Boise-based ...
BOISE, Idaho -- The U.S. Department of Agriculture has approved Idaho-based J.R. Simplot Co.'s new genetically modified potato. But one of the company's oldest business partners -- McDonald's -- ...
BOISE – Idaho is about to end its distinction as one of just a handful of states with no official governor’s residence – and do it in a striking way. J.R. “Jack” Simplot, Idaho’s richest man and a ...
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