Baseball and softball
808 Rebels Baseball
Mililani, HI 96789
Tax-exempt since 2026 · EIN 42-3988293
Youth and community nonprofits / Hawaii / Mililani
Amateur sports
Kaizen Baseball
A tax-exempt amateur sports nonprofit with a mailing address in Mililani, Hawaii, IRS-recognized as tax-exempt since 2025.
IRS facts
Type: Amateur sports (IRS activity code N60)
Mailing city (IRS): Mililani, Hawaii 96789
EIN: 93-2161570
Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2025, per IRS records posted October 13, 2026.
Revenue on its latest IRS filing: Not reported. Groups with under $50,000 in receipts usually file the e-Postcard (Form 990-N), which shows no revenue.
Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer
Around Mililani and its county
Honolulu County, Hawaii: the Census Bureau estimates about 201,838 children under 18 (July 1, 2024). This directory lists 541 youth and community nonprofits with a mailing ZIP code in the county, about 2.7 per 1,000 children. The count includes PTAs, arts and day care groups, so it is not a measure of places for kids.
This group's ZIP code is matched to the county that holds most of its area, so counts are approximate. County figures come from the Census Bureau's Vintage 2024 population estimates.
Hawaii background check rules for youth programs · How BackPR works for amateur sports nonprofits
Questions about Kaizen Baseball
What is Kaizen Baseball's EIN?
Kaizen Baseball's EIN (Employer Identification Number) is 93-2161570. It is the nine-digit number the IRS uses to identify the organization. Source: IRS Exempt Organizations Business Master File posted October 13, 2026.
Is Kaizen Baseball a nonprofit?
Yes. The IRS lists Kaizen Baseball in Mililani, Hawaii as tax-exempt under section 501(c)(3), recognized since 2025. This is from the IRS Business Master File posted October 13, 2026. Status can change, so check its current status on the IRS Tax Exempt Organization Search before you donate.
Are donations to Kaizen Baseball tax-deductible?
Yes, the IRS lists gifts to Kaizen Baseball as tax-deductible (IRS Business Master File posted October 13, 2026). How much you can deduct depends on your own taxes, and this is not tax advice. Check its current status on the IRS Tax Exempt Organization Search before you donate.
What does Kaizen Baseball do?
The IRS classifies Kaizen Baseball as: Amateur sports. It has not filed a Form 990 or 990-EZ with a mission statement that we have loaded.
Do you run this organization?
You can add your programs, season dates, ages, prices, registration link and logo to this page, or ask us to remove it. BackPR's free plan for 501(c)(3)s handles online registration, payments, waivers and attendance. No subscription and no BackPR fee on what families pay (card processing fees from Stripe still apply).
Add details to this page · Remove this page · About the free plan
Free forms for amateur sports nonprofits
More amateur sports nonprofits in Mililani
Swimming and water sports
Aloha Aquatics - Mililani
Mililani, HI 96789
Tax-exempt since 2002 · EIN 99-0268185
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Mililani, HI 96789
Tax-exempt since 2026 · EIN 39-2880825
Basketball
Gonutz Baseball
Mililani, HI 96789
Tax-exempt since 2012 · EIN 27-1999561
Baseball and softball
Guava Jam
Mililani, HI 96789
Tax-exempt since 2025 · EIN 39-3708224
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Tax-exempt since 2022 · EIN 87-4050022
Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.
Data as of November 8, 2026. Sources: IRS Business Master File (posted October 13, 2026), U.S. Census Bureau population estimates (July 1, 2024). Growth labels, ranks and percentiles are BackPR's own calculations.
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