Gregerson Salvage  over 70 years of expertise. Gregerson Salvage Incorporated (GSI) was founded in 1947 by LaVerne Gregerson.  Dennis Gregerson took over the operation in 1984.  Dennis had a passion  for designing and building equipment which was a perfect match for the complex situations the company encountered.  Collin Gregerson grew up in the company and in 1997 he became a full time employee.  Dennis and Collin worked side by side until 2016 when Dennis lost his battle with cancer.  Collin became the company president and continues Dennis and LaVerne's vision.