International Association of Machinists & Aerospace Workers
501(c)(5)
Only null% goes to programs Strong reserves
International Association of Machinists & Aerospace Workers is a 501(c)(5) organization based in Milwaukee, Wisconsin, registered in 1940, with $171,325 in FY2024 revenue. CharityIndex grades it B.
1650 S 38th St, Milwaukee, WI, 53215 EIN 39-0791588 Since 1940
Revenue (FY2024)
$171K
▲ 2.2% vs prior year
Expenses (FY2024)
$94K
Net assets
$889K
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
B
—Program efficiency40% of the ratingNo expense breakdown in filings
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for International Association of Machinists & Aerospace Workers— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
B+Financial health25% of the rating114 mo reserves · +45% margin
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For International Association of Machinists & Aerospace Workers: 114 mo reserves · +45% margin earns a B+ on this criterion. See the exact thresholds →
—Governance25% of the ratingNot reported in this filing type
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for International Association of Machinists & Aerospace Workers— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
CTransparency10% of the rating2 of 5 disclosure signals
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For International Association of Machinists & Aerospace Workers: 2 of 5 disclosure signals earns a C on this criterion. See the exact thresholds →
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Contact & location
Financial trends
Revenue declined from $189K (FY2020) to $171K (FY2024) across 5 reported years.
Financial snapshot
Financial health & position (FY2024)
Liabilities $0Net assets $889K
Operating margin
45.4%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$889K
Total liabilities
$0
Net assets
$889K
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $171,325▲2.2% | $93,510▲0.4% | $889,280▲4.6% | $889,280▲4.6% | 990 |
| 2023 | $167,647▲23.9% | $93,138▲5.6% | $850,018▲3.8% | $850,018▲3.8% | 990 |
| 2022 | $135,315▼27.3% | $88,215▲16.6% | $819,023▼8.8% | $819,023▼8.8% | 990 |
| 2021 | $186,082▼1.6% | $75,634▲6.1% | $898,490▲9.8% | $898,490▲9.8% | 990 |
| 2020 | $189,107 | $71,258 | $818,586 | $818,586 | 990 |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
Frequently asked questions
- Is International Association of Machinists & Aerospace Workers a legitimate nonprofit?
- Yes. International Association of Machinists & Aerospace Workers is a 501(c)(5) organization registered with the U.S. Internal Revenue Service under EIN 39-0791588, based in Milwaukee, Wisconsin.
- What is International Association of Machinists & Aerospace Workers's EIN?
- International Association of Machinists & Aerospace Workers's Employer Identification Number (EIN) is 39-0791588.
- How much revenue does International Association of Machinists & Aerospace Workers report?
- International Association of Machinists & Aerospace Workers reported $171,325 in total revenue on its fiscal year 2024 IRS Form 990 filing.
- What financial grade does International Association of Machinists & Aerospace Workers have?
- CharityIndex grades International Association of Machinists & Aerospace Workers B, based on financial health (reserves and operating margin).
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Data for International Association of Machinists & Aerospace Workers (EIN 39-0791588) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.