{"ein":"135537605","kind":"nonprofit","verification":"irs-listed","name":"MASON TENDERS DISTRICT COUNCIL WELFARE FUND","ntee":"Y43","city":"NEW YORK","state":"NY","revenue":257434427,"assets":570421377,"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"}