DENNY SANFORD FOUNDATION is a South Dakota nonprofit corporation, registered on May 23, 2006. It is based at 500 South Minnesota Avenue, Sioux Falls, SD, 57104. The company is currently listed as active on the South Dakota register, is registered under company number NS013136 and carries EIN 204942461. Public records for the company include 1 SoS registration and 2 non-profit filings. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | DENNY SANFORD FOUNDATION |
|---|---|
| Principal address | 500 South Minnesota AvenueSioux Falls57104SDUnited States |
| Registration state | South Dakota |
| Status | Active |
| Registered | 23 May 2006 (over 20 years ago) |
| Entity type | Nonprofit corporation |
| Standing | compliant |
| Company number | NS013136 |
| EIN | 204942461 |
| Registered agent | DAVID L KNUDSON |
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
| Public records | 1 SoS registration |
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| Nonprofit | Yes · 1 IRS filing |
|---|---|
| IRS exempt status | 501(c)(3) · ruled August 2007 · contributions deductible |
| NTEE category | T20 · Philanthropy & grantmaking |
| Income (IRS) | $7,288,440 · tax year 2025 |
| Assets (IRS) | $28,091,607 · tax year 2025 |
| Form 990 filings | 1 return · latest 990PF (2017) |
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | DENNY SANFORD FOUNDATION | 2006-05-23 | DAVID L KNUDSON | — | Active | |
Filing ID NS013136 Jurisdiction Domestic · Nonprofit corporation Principal address 500 South Minnesota Avenue, Sioux Falls, SD, 57104 Registered agent DAVID L KNUDSON206 WEST 14TH STREET, SIOUX FALLS, SD, 57104-6858 Officers Not reported | ||||||
Companies and people linked to DENNY SANFORD FOUNDATION in the state registers through shared officers, a shared registered agent, shared filing contacts or a shared address. Service companies file for many unrelated businesses — a shared agent, address or contact alone does not prove affiliation.
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Companies adjacent to DENNY SANFORD FOUNDATION in the South Dakota Secretary of State register, in alphabetical order.
6 companies are registered at 500 South Minnesota Avenue, Sioux Falls — shared registered-office and agent addresses are common; a shared address alone does not link businesses.
Netstate aggregates public records from federal, state and municipal sources; records are matched to this company by its registered legal names. Latest source snapshot 2026-06-17. Document getpalm-companies/8499-5278-2157.