Sphinx Alumni Society

nonprofit · 501c4 · EIN 874683377 · US · canonical: sphinx alumni society · 2 aliases · 0 outbound · 0 inbound

Related entities (1)

Same brand-name cluster — possible parent, subsidiary, PAC, or lobbying registration. Surfaced via head-token match (e.g. every "AMAZON …" org) and pg_trgm similarity for variant spellings. Not yet asserted as parent/child edges; treat as a navigation aid.

SPHINX LLCvendor · head-token 0.85

Timeline

IRS Form 990 — EIN 874683377

IRS Form 990

Sphinx Alumni Society EIN 87-4683377 · 501c4

No Form 990 financial detail mirrored yet.

Aliases (2)

source	id	name at source	jurisdiction	confidence	linked by	linked at
ein	874683377	Sphinx Alumni Society	US	gold	backfill_0029	2026-05-17
nonprofit	874683377	Sphinx Alumni Society	US	gold	sync_canonical_entities	2026-05-18

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