Tax-exempt organization ยท Files a Form 5500
HARMONIUM INC
5440 MOREHOUSE DR STE 1000, SAN DIEGO, CA 92121-6701
EIN
51-0172471
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
1975-11
IRS · 2026-09
NTEE code
P300
IRS · 2026-09
Latest tax period on file
2025-06
IRS · 2026-09
Revenue (latest 990)
$15,253,631
IRS · 2026-09
Assets (latest 990)
$3,465,846
IRS · 2026-09
Benefit plan 1, 2024 filing
HARMONIUM, INC. 403(B) PLAN
DOL · 2025-09-25
Participants (start of year)
320
DOL · 2025-09-25
Plan assets (end of year)
$1,391,409
DOL · 2025-09-25
Plan features
code 2F2G2J2K2L2M3D
DOL · 2025-09-25
Plan type
Multiemployer plan
DOL · 2025-09-25
Business code (NAICS)
611000
DOL · 2025-09-25