R & B Mills Foundation

Private foundation · Grantmaker Sunnyvale, CA EIN: 27-4362648

R & B Mills Foundation is a private foundation, based in Sunnyvale, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $71K in total assets. Net investment income was $68.

R & B Mills Foundation at a glance

Total assets
$71,232
+8.6% vs 2023
Revenue (2024)
$2,083
Net investment income (2024)
$68
Latest 990 filing
Form 990-PF, 2024 View filing

Data from IRS Form 990-PF, 2024; updated September 2026.

Who R & B Mills Foundation funds

How this funder distributes its grants

Grant Size Distribution

8 grants across all recorded years

8<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 8 grants of 8 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

States

Cities

San JoseSunnyvaleBerkeley

How R & B Mills Foundation gives

  • Giving held roughly steady from 2020 to 2023 (+14%). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$2K$4K$6K$8K4 grants2020 1 grant2021 0 grants2022 3 grants2023 0 grants2024

From 2020 to 2023, annual grant giving ranged from $1K (2021) to $8K (2023). In 2023 it made 3 grants totaling $8K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
University of California Berkeley Berkeley, CAEducational$6,000
Cityteam San Jose San Jose, CAShelters$1,000
Second Harvest of Silicon Valley San Jose, CAfood bank$1,000
Your AI grants department

Ready to take the next step with R & B Mills Foundation?

Fully replaces Grant database subscriptions Instrumentl · Foundation Directory · GrantStation & similar

Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2024$71,232$2,083————$68$9,229
2023$65,619—$8,000$8,0003$8,000——
2022$63,549$607——————
2021$77,829$9,949$1,000$1,0001$1,000$359—
2020$68,880$21,430$7,000$7,0004—$470$2,686

Under IRS private-foundation payout rules, R & B Mills Foundation reported a distributable amount of $9K for 2024 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

R & B Mills Foundation is led by Beinuo Mills, CEO on every filing since 2020; none of the 2 officers listed in 2024 report compensation.

Officers on the 2024 filing

  • Beinuo Mills

    CEO

    On filings since 2020

    No compensation reported

  • Ryan Mills

    CFO

    On filings since 2020

    No compensation reported

Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about R & B Mills Foundation

How large is R & B Mills Foundation?

R & B Mills Foundation reported $71K in total assets on its 2024 IRS Form 990-PF. Its revenue that year was $2K.

Where does R & B Mills Foundation operate?

R & B Mills Foundation has awarded grants in California.

How much is R & B Mills Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, R & B Mills Foundation reported a distributable amount of $9K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is R & B Mills Foundation's EIN?

R & B Mills Foundation's EIN (Employer Identification Number) is 27-4362648. IRS Form 990 filing data is available on this page for 2020–2024.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

Data update history

(1)

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2024

Explore Open Grants

Browse active grant opportunities in R & B Mills Foundation's focus areas in our free grants database

Similar Funders

Funders with grantees in common, and similar funders in California

Cloudera Foundation Inc

Boston, MA

Cloudera Foundation’s final 2021 grants supported data and research, environmental work, public health, and matching gift programs, with awards ranging from $1,500 to $324,000 and a median of $25,000. Grants went to organizations in several locations, with the largest reported shares in Washington, DC and Virginia. It accepted no unsolicited requests, and its final return says its net assets were transferred to the Patrick J. McGovern Foundation.

Assets

—

Grants

17

Total Given

$1.3M

Philanthropic Ventures Foundation

Oakland, CA

Philanthropic Ventures Foundation funds grassroots community initiatives and public-school teacher projects in areas such as science, arts, special education, and technology, with most grant dollars going to California and a strong Bay Area focus. Its 2024 grants had a median of $25,000, though amounts varied widely; teachers may submit requests for its listed grant programs, but the profile does not state whether it accepts unsolicited requests more broadly.

Philanthropy, Voluntarism & Grantmaking

Assets

$89.4M

Grants

136

Total Given

$32.0M

SKB Foundation

Sunnyvale, CA

SKB Foundation supports a broad range of work, including education, science, health, arts and culture, and public policy, with most 2025 grant dollars going to California organizations and additional funding in several other states. Its 2025 grants ranged from $1,000 to $50,000, with a median of $10,000. A 2023 filing says it does not limit giving to preselected organizations and lists no required application form or deadline.

Assets

$7.4M

Grants

41

Total Given

$459K

Tulsa Community Foundation

Tulsa, OK

Tulsa Community Foundation supports charitable causes through donor-advised grants and selected funds, including scholarships, emergency assistance, disaster relief, arts and humanities, healthcare, and financial literacy, primarily in the Tulsa metro area and eastern Oklahoma, with some giving elsewhere in the United States. Its 2024 median grant was $18,560; selected field-of-interest funds have application cycles, but the profile does not state whether it accepts unsolicited requests generally.

Assets

$1.1B

Grants

1,066

Total Given

$158.6M

Enterprise Holdings Foundation

Saint Louis, MO

The Enterprise Holdings Foundation supports charitable and educational nonprofits in communities where Enterprise Mobility operates, focusing on health, education, arts, and disaster relief; applicants must be actively supported by an Enterprise Mobility team member, spouse, or domestic partner. Giving varies widely: it reported 9,499 grants in 2024, but its 2025 filing showed one grant of $101.4 million, so that amount is not a typical award. Applications are accepted at any time through eligible Enterprise-affiliated applicants; the Foundation does not limit giving to preselected organizations.

Assets

$594.3M

Grants

1

Total Given

$101.4M

Heffernan Group Foundation

Walnut Creek, CA

The Heffernan Group Foundation supports education and career development, basic-needs assistance, and community services, with most 2024 grant dollars going to California organizations and smaller shares reaching several other states. Its 2024 grants ranged from $20 to $84,000, with a median of $1,550; the filing says applicants should contact the CEO/director and submit materials electronically, so unsolicited requests are not explicitly addressed.

Philanthropy, Voluntarism & Grantmaking

Assets

$9.0M

Grants

246

Total Given

$1.4M

More similar funders

More Funders in California

The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from R & B Mills Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

R & B Mills Foundation down — hundreds of funders to go?

Want AI to do this for you?