{"ein":"510198509","kind":"nonprofit","verification":"irs-listed","name":"TIDES FOUNDATION","ntee":"T300","city":"SAN FRANCISCO","state":"CA","revenue":367989822,"assets":534451715,"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"}