Tax-exempt organization ยท Files a Form 5500
OAK LEYDEN DEVELOPMENTAL SERVICES
411 CHICAGO AVE, OAK PARK, IL 60302-2233
EIN
23-7380622
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
1974-10
IRS · 2026-09
Latest tax period on file
2025-06
IRS · 2026-09
Revenue (latest 990)
$10,467,620
IRS · 2026-09
Assets (latest 990)
$6,686,270
IRS · 2026-09
Benefit plan 1, 2024 filing
OAK-LEYDEN DEVELOPMENTAL SERVICES, INC. 401(K) PROFIT SHARING PLAN
DOL · 2026-04-14
Participants (start of year)
126
DOL · 2026-04-14
Plan assets (end of year)
$1,007,334
DOL · 2026-04-14
Plan features
code 2E2F2G2J2T3D
DOL · 2026-04-14
Plan type
Multiemployer plan
DOL · 2026-04-14
Business code (NAICS)
624100
DOL · 2026-04-14
Benefit plan 1, 2023 filing
OAK-LEYDEN DEVELOPMENTAL SERVICES, INC. 401(K) PROFIT SHARING PLAN
DOL · 2025-04-10