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 (AP) -- Billionaire J.R. Simplot, the spud king of America whose wealth also helped create one of the world's biggest computer chip makers, died Sunday at his Boise home. He was 99. Ada ...

BOISE Idaho J.R. “Jack” Simplot, the founder of restaurant-industry supplier J.R. Simplot Co. and a key figure in the early growth of quick-service chains like McDonald’s, died peacefully at his home ...

Add Yahoo as a preferred source to see more of our stories on Google. This story was updated Tuesday, April 1, to add two paragraphs of comment from the city of Boise. Change may be coming soon to ...

FARGO, N.D. -- Twenty years after scientists at North Dakota State University were among the first to conduct genetically modified potato research trials in the U.S., J.R. Simplot Co. has received U.S ...

In 2023, the J.R. Simplot Company (Simplot) estimated 1,000 — 1,500 cubic yards (201,974 — 302,961 gallons) of phosphate ore ...

J.R. Simplot Co. is planning a $30 million expansion to its north Grand Forks potato processing plant, according to a city memo, though a company employee said corporate approval is still pending.

Agriculture is the focus of the University of Idaho’s first endowed deanship. The J.R. Simplot Family Foundation has made a “significant gift” to establish the J.R. Simplot Endowed Dean of the College ...