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 Lansing, Michigan, registered in 1940, with $1,133,905 in FY2025 revenue. CharityIndex grades it B.
827 N Washington Ave, Lansing, MI, 48906 EIN 38-1097187 Since 1940
Revenue (FY2025)
$1.1M
▼ 1.6% vs prior year
Expenses (FY2025)
$1.0M
Net assets
$1.2M
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
B
★★★★
Rated on 2 of 4 criteria — the rest aren't reported in this filing type.
Held down by its weakest criterion — a strong score on one criterion can't hide a weak one.
How the rating works →—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 →
AFinancial health25% of the rating14 mo reserves · +8% 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: 14 mo reserves · +8% margin earns a A 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 $1.2M (FY2020) to $1.1M (FY2025) across 6 reported years.
Financial snapshot
Financial health & position (FY2025)
Liabilities $0Net assets $1.2M
Operating margin
8.2%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$1.2M
Total liabilities
$0
Net assets
$1.2M
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2025 | $1,133,905▼1.6% | $1,040,552▼18.1% | $1,184,166▲8.6% | $1,184,166▲8.6% | 990 |
| 2024 | $1,152,039▼0.3% | $1,269,885▲34.1% | $1,090,813▲4.0% | $1,090,813▲4.0% | 990 |
| 2023 | $1,154,955▲3.9% | $946,930▼6.6% | $1,048,609▲24.9% | $1,048,609▲24.9% | 990 |
| 2022 | $1,111,616▲5.4% | $1,014,052▼10.6% | $839,435▲12.8% | $839,435▲12.8% | 990 |
| 2021 | $1,054,217▼12.8% | $1,133,727▼4.8% | $743,871▼9.9% | $743,871▼9.9% | 990 |
| 2020 | $1,208,997 | $1,191,199 | $825,381 | $825,381 | 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 38-1097187, based in Lansing, Michigan.
- What is International Association of Machinists & Aerospace Workers's EIN?
- International Association of Machinists & Aerospace Workers's Employer Identification Number (EIN) is 38-1097187.
- How much revenue does International Association of Machinists & Aerospace Workers report?
- International Association of Machinists & Aerospace Workers reported $1,133,905 in total revenue on its fiscal year 2025 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 38-1097187) 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.