International Association of Machinists & Aerospace Workers
501(c)(5)
Only null% goes to programs Strong reserves Growing revenue
International Association of Machinists & Aerospace Workers is a 501(c)(5) organization based in Windsor Locks, Connecticut, registered in 1940, with $335,730 in FY2023 revenue. CharityIndex grades it B.
Po Box 3218, Windsor Locks, CT, 06096 EIN 06-0666131 Since 1940
Revenue (FY2023)
$336K
▲ 25.2% vs prior year
Expenses (FY2023)
$211K
Net assets
$1.0M
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 rating58 mo reserves · +37% 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: 58 mo reserves · +37% 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 →
Show this grade on your website
A live seal — it updates automatically when the grade changes and links donors to this verified profile.
Contact & location
- Address
- Po Box 3218, Windsor Locks, CT, 06096
- City
- Windsor Locks
- State
- Connecticut
- Category
- —
- Subcategory
- —
- Website
- …
Financial trends
Revenue grew from $292K (FY2020) to $336K (FY2023) across 4 reported years.
Financial snapshot
Financial health & position (FY2023)
Liabilities $0Net assets $1.0M
Operating margin
37.1%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$1.0M
Total liabilities
$0
Net assets
$1.0M
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2023 | $335,730▲25.2% | $211,328▼15.1% | $1,016,858▲13.9% | $1,016,858▲13.9% | 990 |
| 2022 | $268,141▼12.0% | $248,897▼8.7% | $892,876▲2.8% | $892,876▲2.8% | 990 |
| 2021 | $304,788▲4.5% | $272,743▲72.3% | $868,800▲3.5% | $868,800▲3.5% | 990 |
| 2020 | $291,713 | $158,293 | $839,453 | $839,453 | 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 06-0666131, based in Windsor Locks, Connecticut.
- What is International Association of Machinists & Aerospace Workers's EIN?
- International Association of Machinists & Aerospace Workers's Employer Identification Number (EIN) is 06-0666131.
- How much revenue does International Association of Machinists & Aerospace Workers report?
- International Association of Machinists & Aerospace Workers reported $335,730 in total revenue on its fiscal year 2023 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).
More nonprofits in Windsor Locks
Explore more
Data for International Association of Machinists & Aerospace Workers (EIN 06-0666131) 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.