Tax-exempt organization ยท Files a Form 5500
SEATTLE AQUARIUM SOCIETY-SEAS
Also filed as SEATTLE AQUARIUM; SEATTLE AQUARIUM SOCIETY
1483 ALASKAN WAY PIER 59, SEATTLE, WA 98101-2015
EIN
91-1189249
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
1983-01
IRS · 2026-09
NTEE code
D115
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$54,098,416
IRS · 2026-09
Assets (latest 990)
$211,400,999
IRS · 2026-09
Benefit plan 501, 2024 filing
SEATTLE AQUARIUM BENEFITS PLAN
DOL · 2026-01-23
Participants (start of year)
144
DOL · 2026-01-23
Plan features
code 4A4B4D4E4H4L4Q
DOL · 2026-01-23
Plan type
Single-employer plan
DOL · 2026-01-23
Business code (NAICS)
712100
DOL · 2026-01-23
Benefit plan 1, 2024 filing
SEATTLE AQUARIUM SOCIETY 403(B) PLAN
DOL · 2025-09-19