Tax-exempt organization ยท Files a Form 5500
NATIONAL AQUARIUM INC
501 E PRATT ST, BALTIMORE, MD 21202-3103
EIN
52-1121163
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Publicly supported charity (509(a)(2))
IRS · 2026-09
IRS ruling date
1979-04
IRS · 2026-09
NTEE code
D500
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$74,375,786
IRS · 2026-09
Assets (latest 990)
$101,493,868
IRS · 2026-09
Benefit plan 2, 2024 filing
NATIONAL AQUARIUM INC. 401(K) RETIREMENT SAVINGS PLAN
DOL · 2025-10-03
Participants (start of year)
502
DOL · 2025-10-03
Plan features
code 2E2F2G2J2K2S2T3D3H
DOL · 2025-10-03
Plan type
Single-employer plan
DOL · 2025-10-03
Business code (NAICS)
712100
DOL · 2025-10-03
Benefit plan 503, 2024 filing
NATIONAL AQUARIUM, INC. DENTAL AND VISION PLAN
DOL · 2025-05-22