EntityWire/California business entity search →/HARMONIUM INC
Tax-exempt organization
HARMONIUM INC
HARMONIUM INC's Employer Identification Number (EIN) is 51-0172471.
At a glance
- EIN
- 51-0172471 · 510172471
- Legal name
- HARMONIUM INC
- Address on file
- 5440 MOREHOUSE DR STE 1000, SAN DIEGO, CA 92121-6701
- Records show
- Tax-exempt organization; employer with a benefit plan
- Latest record
- 2026-09
Benefit plans
DOL Form 5500-SF filings (EFAST2) · records as of 2025-09-25
- Benefit plan 1, 2024 filing
- HARMONIUM, INC. 403(B) PLAN
- Source: DOL 5500-SF · as of 2025-09-25
- Participants (start of year)
- 320
- Source: DOL 5500-SF · as of 2025-09-25
- Plan assets (end of year)
- $1,391,409
- Source: DOL 5500-SF · as of 2025-09-25
- Plan features
- ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching; 403(b)(1) annuity; 403(b)(7) custodial
- Source: DOL 5500-SF · as of 2025-09-25
- Plan type
- Single-employer plan
- Source: DOL 5500-SF · as of 2025-09-25
- Business code (NAICS)
- 611000
- Source: DOL 5500-SF · as of 2025-09-25
IRS exempt organization record
IRS Exempt Organizations Business Master File · records as of 2026-09
- Tax-exempt status
- 501(c)(3) charitable, religious, educational
- Source: IRS · as of 2026-09
- Deductibility
- Contributions are deductible
- Source: IRS · as of 2026-09
- Foundation classification
- Publicly supported charity (170(b)(1)(A)(vi))
- Source: IRS · as of 2026-09
- IRS ruling date
- 1975-11
- Source: IRS · as of 2026-09
- NTEE code
- P300
- Source: IRS · as of 2026-09
- Latest tax period on file
- 2025-06
- Source: IRS · as of 2026-09
- Revenue (latest 990)
- $15,253,631
- Source: IRS · as of 2026-09
- Assets (latest 990)
- $3,465,846
- Source: IRS · as of 2026-09
What this record is
Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), DOL Form 5500-SF filings (EFAST2) and IRS Exempt Organizations Business Master File), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.
What it is not
Registry status, formation date, and registered agent come from the California Secretary of State, Business Programs Division (Business Entities); see the California business entity search.
If something is wrong
A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.
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