{"ein":"362141703","kind":"nonprofit","verification":"irs-listed","name":"PIPE FITTERS WELFARE FUND LOCAL 597","ntee":null,"city":"CHICAGO","state":"IL","revenue":195778777,"assets":342062576,"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"}