Expansion planned for Grafton plant bought by oil service firm

March 22, 2012 at 1:05 pm in Grand Forks Herald

A business bought under bankruptcy six years ago, Lean Technology found its niche by manufacturing storage tanks for the oil industry. About three weeks ago, ownership officially changed hands, with Diverse Energy Systems of Houston taking over from regional owners. The sale, rumored since last fall, was made public Thursday. The price was not disclosed. Continue Reading