licensed child care center
ABBEY MONTESSORI CHILDREN'S CENTER - INFANT
San Rafael, CA
Youth and community nonprofits / California / San Rafael
Swimming and water sports
Aquamarin Incorporated
A tax-exempt swimming and water sports nonprofit with a mailing address in San Rafael, California, IRS-recognized as tax-exempt since 2010.
IRS facts
Type: Swimming and water sports (IRS activity code N67)
Mailing city (IRS): San Rafael, California 94903
EIN: 27-2444573
Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2010, 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 San Rafael and its county
Marin County, California: the Census Bureau estimates about 47,838 children under 18 (July 1, 2024). This directory lists 184 youth and community nonprofits with a mailing ZIP code in the county, about 3.8 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.
Licensed programs in San Rafael
39 licensed child care centers, 2 school-age programs are in state licensing records and listed in the BackPR finder. The examples below are not related to this organization.
licensed child care center
ABBEY MONTESSORI CHILDREN'S CENTER - PRESCHOOL
San Rafael, CA
licensed child care center
ACQUA MONTESSORI SCHOOL
San Rafael, CA
licensed child care center
ACQUA TODDLER HOUSE
San Rafael, CA
licensed child care center
BRIGHT STARS CHILDREN'S CENTER
San Rafael, CA
licensed child care center
BRIGHT STARS CHILDREN'S CENTER
San Rafael, CA
California background check rules for youth programs · How BackPR works for amateur sports nonprofits
Questions about Aquamarin Incorporated
What is Aquamarin Incorporated's EIN?
Aquamarin Incorporated's EIN (Employer Identification Number) is 27-2444573. 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 Aquamarin Incorporated a nonprofit?
Yes. The IRS lists Aquamarin Incorporated in San Rafael, California as tax-exempt under section 501(c)(3), recognized since 2010. 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 Aquamarin Incorporated tax-deductible?
Yes, the IRS lists gifts to Aquamarin Incorporated 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 Aquamarin Incorporated do?
The IRS classifies Aquamarin Incorporated as: Swimming and water 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 San Rafael
Swimming and water sports
Ac Swim Club
San Rafael, CA 94903
Tax-exempt since 2021 · EIN 85-3840474
Olympics committees
American Dancesport Association Inc
San Rafael, CA 94901
Tax-exempt since 2000 · EIN 94-3361646
Amateur sports
Central Marin Lacrosse
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Tax-exempt since 2018 · EIN 26-4168186
Football
Gridiron Guardian Corporation
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Tax-exempt since 2025 · EIN 41-2486291
Amateur sports competitions
Heritage French Lacrosse Association
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Sports associations and training
Local Animal Charities of America
San Rafael, CA 94901
Tax-exempt since 1995 · EIN 94-3209613
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), state child care licensing records in the BackPR finder. Growth labels, ranks and percentiles are BackPR's own calculations.
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