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 ...

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 -- ...

Simplot Corporate Headquarters, 1099 W. Front St. in Boise. Pictured on Jan. 13, 2026. (Sarah A. Miller/smiller@idahostatesman.com) Two longtime employees of J.R. Simplot Co. took on the Boise-based ...

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 ...

POCATELLO, Idaho (KIFI)– Employees of the Simplot Don Plant took to their two-mile stretch of adopted Highway 30 on Wednesday to pick up trash in recognition of Earth Day. Simplot adopted the stretch ...

The agricultural company J.R. Simplot Company, one of the largest potato producers in the world, struck a deal with the developers of a specific gene editing technology. That tech will allow Simplot ...

GRAND FORKS, N.D. -- After a day-long union meeting, employees of J.R. Simplot went on strike, picketing outside the potato processing plant in Grand Forks about 6 p.m. Monday. The strike came shortly ...

CALDWELL - Fans going to the Famous Idaho Potato Bowl will have the chance to get their fill on the food item the bowl is named after. Thanks to Simplot, there will be a whole lot of free French fries ...

This artist’s rendering of the J.R. Simplot Co. headquarters shows the view from the corner of Front and 11th Streets looking southeast. luceror Provided by J.R. Simplot Co. The J.R. Simplot Co. isn’t ...

J.R. Simplot, a billionaire who grew up in a sod-roofed log cabin and dropped out of school at 14, then marshaled luck, spunk and inventiveness to fashion an entrepreneurial career that included ...