{"ein":"410883623","kind":"nonprofit","verification":"irs-listed","name":"DULUTH CLINIC LTD","ntee":"E320","city":"DULUTH","state":"MN","revenue":339692056,"assets":136157923,"sourceName":"IRS Exempt Organizations Business Master File extract","sourceUrl":"https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf","lastChecked":"2026-07-05"}