Sidener Foundation

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UUIDe541b126-0479-58a5-9f1b-05c0fddeae55

TypeFOUNDATION

Status—

Created2025-10-23 02:37:40

Updated2025-10-23 02:37:40

Available Loaders

IRS Form 990 Metrics

Displays Form 990 financial metrics including total assets, investment income, grants paid, and allocator score. Data sourced from IRS.gov bulk XML filings.

Open

Identifiers

Authority	Identifier	Display	As Of	Confidence
ein	510189216	51-0189216	—	1.0

Profile

Website—

HQ CitySt Louis

HQ StateMO

HQ CountryNone

AUM (USD)—

AUM As OfNone

Form 990 Metrics

Financial Overview

Total Assets$2.2M
Total Revenue—
Investment Income—
Total Expenses—

Allocator Signals

Grants Paid—
Program Expenses—
Allocator Score20.0%
Private FoundationYes

Tax Year 2023 • 990PF • Filed 2024

People

Name	Title	Role	Email	Evidence
No people recorded.

Outbound Affiliations

Relation	Organization	Last Updated	Evidence
No outbound affiliations.

Inbound Affiliations

Relation	Organization	Last Updated	Evidence
No inbound affiliations.

Evidence

irs_form_990

IRS_BATCH:2024_TEOS_XML_05a:202411229349102001 2025-10-23T02:37:40.934521 • xml

{
  "batch_id": "2024_TEOS_XML_05a",
  "ein": "510189216",
  "object_id": "202411229349102001",
  "return_type": "990PF",
  "submitted_on": "2024",
  "tax_period": "202312"
}