Tax-exempt organization ยท Files a Form 5500
RIVERSIDE RESEARCH INSTITUTE
12601 FAIR LAKES CIR STE 400, FAIRFAX, VA 22033-4921
EIN
13-2593244
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Publicly supported charity (170(b)(1)(A)(vi))
IRS · 2026-09
IRS ruling date
1967-09
IRS · 2026-09
NTEE code
H050
IRS · 2026-09
Latest tax period on file
2025-12
IRS · 2026-09
Revenue (latest 990)
$286,600,214
IRS · 2026-09
Assets (latest 990)
$322,595,037
IRS · 2026-09
Benefit plan 1, 2024 filing
RIVERSIDE RESEARCH INSTITUTE NON-CONTRIBUTORY RETIREMENT INCOME PLAN
DOL · 2025-10-02
Participants (start of year)
1,095
DOL · 2025-10-02
Plan features
code 2C2F2G2J2K2T3D
DOL · 2025-10-02
Plan type
Single-employer plan
DOL · 2025-10-02
Business code (NAICS)
541990
DOL · 2025-10-02
Benefit plan 2, 2024 filing
RIVERSIDE RESEARCH INSTITUTE TAX-SHELTERED RETIREMENT INCOME PLAN
DOL · 2025-10-02