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ROTARY CLUB OF TIBURON SUNSET FOUNDATION

Cite this

Plain text ROTARY CLUB OF TIBURON SUNSET FOUNDATION. Strategy Studio, nonprofit organization profile, tax years 2014–2024. https://strategystudio.org/org/680458461. Retrieved 2026-10-19.

APA Strategy Studio. (n.d.). ROTARY CLUB OF TIBURON SUNSET FOUNDATION [Nonprofit organization profile; tax years 2014–2024]. Retrieved October 19, 2026, from https://strategystudio.org/org/680458461

MLA “ROTARY CLUB OF TIBURON SUNSET FOUNDATION.” Strategy Studio, tax years 2014–2024, https://strategystudio.org/org/680458461. Accessed 19 Oct. 2026.

Retrieved 2026-10-19; covers tax years 2014–2024. Data: Strategy Studio, CC BY 4.0.

2024 · Form 990EZ · revenue $105K · expenses $77K · assets $264K

EIN
68-0458461
Address
PO BOX 236, TIBURON, CA 94920-0236
NTEE code
T30
Subsection
501(c)(3)
Ruling year
2000
Cross-check
ProPublica Nonprofit Explorer

Mission

Charity: support of local programs for public benefit

Each tax year counts once: when a return was amended, only the latest return for that period is used below (superseded returns stay listed, greyed, under Finances).

People paid by the organization

None of the 17 people listed on these returns reported compensation from the organization. They are listed below.

Officers and directors, no compensation reported

17 people listed on the returns with $0 (or no amount) in every compensation column: current people first. Hours are as filed on the latest return each person appears on.

NameLatest titleYearsHrs/wk (latest)CompensationOrganizations
Brian Swift President and Trustee2014-2024 3 $0 reported 1
Robert Hendry Treasurer and Trustee2014-2024 3 $0 reported 1
Valerie Castella Secretary and Trustee2023-2024 2 $0 reported 1
Kenneth Nemzer Assistant Treasurer2022-2024 2 $0 reported 1
Wayne Wagner Trustee2019-2024 1 $0 reported 1
David Bennett Trustee2014-2024 1 $0 reported 1
Mary Beth LaMotte Trustee2023-2024 1 $0 reported 1
Harry Miller Trustee2021-2024 1 $0 reported 1
Valerie Castellano (former) Secretary and Director2022 2 $0 reported 1
Frederic Postle (former) Vice President and Director2021-2022 1 $0 reported 1
Valerie Castellana (former) Secretary and Director2015-2021 2 $0 reported 1
Ric Postle (former) Vice President2019-2020 1 $0 reported 1
David Kweder (former) Vice President2019 1 $0 reported 1
Joan Lundstrom (former) Vice President2019 1 $0 reported 1
William Mcnicholas (former) Vice President2015-2018 1 $0 reported 1
Richard Denezza (former) Vice President2014-2018 1 $0 reported 1
John Norris (former) Vice President2014 1 $0 reported 1

People by year

2024 · 8 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Brian Swift President and Trustee3 $0-$0 $01
Robert Hendry Treasurer and Trustee3 $0-$0 $01
Valerie Castella Secretary and Trustee2 $0-$0 $01
Kenneth Nemzer Assistant Treasurer2 $0-$0 $01
Wayne Wagner Trustee1 $0-$0 $01
David Bennett Trustee1 $0-$0 $01
Mary Beth LaMotte Trustee1 $0-$0 $01
Harry Miller Trustee1 $0-$0 $01
2023 · 8 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Brian Swift President and Trustee2 $0-$0 $01
Robert Hendry Treasurer and Trustee2 $0-$0 $01
Valerie Castella Secretary and Trustee2 $0-$0 $01
Kenneth Nemzer Assistant Treasurer2 $0-$0 $01
Wayne Wagner Trustee1 $0-$0 $01
David Bennett Trustee1 $0-$0 $01
Mary Beth LaMotte Trustee1 $0-$0 $01
Harry Miller Trustee1 $0-$0 $01
2022 · 6 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Brian Swift President and Director2 $0-$0 $01
Robert Hendry Treasurer and Director4 $0-$0 $01
Valerie Castellano Secretary and Director2 $0-$0 $01
Harry Miller Vice President and Director1 $0-$0 $01
Frederic Postle Vice President and Director1 $0-$0 $01
Kenneth Press Nemzer Assistant Treasurer1 $0-$0 $01
2021 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Brian Swift President and Director2 $0-$0 $01
Robert Hendry Treasurer and Director4 $0-$0 $01
Valerie Castellana Secretary and Director2 $0-$0 $01
Harry Miller Vice President and Director1 $0-$0 $01
Frederic Postle Vice President and Director1 $0-$0 $01
2020 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
RIC POSTLE Vice President1 $0-- $01
WAYNE WAGNER Vice President1 $0-- $01
2019 · 7 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
RIC POSTLE Vice President1 $0-- $01
DAVID KWEDER Vice President1 $0-- $01
WAYNE WAGNER Vice President1 $0-- $01
JOAN LUNDSTROM Vice President1 $0-- $01
2018 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
WILLIAM MCNICHOLAS Vice President1 $0-- $01
RICHARD DENEZZA Vice President1 $0-- $01
2017 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
WILLIAM MCNICHOLAS Vice President1 $0-- $01
RICHARD DENEZZA Vice President1 $0-- $01
2016 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
WILLIAM MCNICHOLAS Vice President1 $0-- $01
RICHARD DENEZZA Vice President1 $0-- $01
2015 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
VALERIE CASTELLANA Secretary2 $0-- $01
DAVID BENNETT Treasurer2 $0-- $01
WILLIAM MCNICHOLAS Vice President1 $0-- $01
RICHARD DENEZZA Vice President1 $0-- $01
2014 · 5 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BRIAN SWIFT President2 $0-- $01
ROBERT HENDRY Secretary3 $0-- $01
DAVID BENNETT Treasurer3 $0-- $01
JOHN NORRIS Vice President1 $0-- $01
RICHARD DENEZZA Vice President1 $0-- $01

Highest-paid independent contractors

No independent contractors reported.

Who gave

Contributor names are not public for this form type.

Public charities filing Form 990 or 990-EZ report large donors on Schedule B, but the IRS withholds their names and addresses from public copies. Private foundations (990-PF) are different: their contributors are public.

Finances

Newest first. Each filing: its name on one row, its figures on the row beneath. Greyed filings are superseded by a later return for the same period and are left out everywhere else on this page.

RevenueExpensesAssetsNet assetsContributionsProgram revenueOfficer payEmployeesVolunteers
2024 · Form 990EZ period ending 2025-06-30 · view filing · original 990 ↗
$104,827$77,434 $263,606$242,350 $69,125$0 ---
2023 · Form 990EZ period ending 2024-06-30 · view filing · original 990 ↗
$102,731$59,595 $237,365$214,957 $67,299$0 ---
2022 · Form 990EZ period ending 2023-06-30 · amended · view filing · original 990 ↗
$83,484$50,911 $186,554$171,821 $55,234$0 ---
2021 · Form 990EZ period ending 2022-06-30 · view filing · original 990 ↗
$60,873$57,980 $145,539$139,248 $43,075- ---
2020 · Form 990EZ period ending 2021-06-30 · view filing · original 990 ↗
$58,294$51,939 $139,130$139,130 $43,925- ---
2019 · Form 990EZ period ending 2020-06-30 · view filing · original 990 ↗
$48,841$37,606 $133,265$133,265 $43,350- ---
2018 · Form 990EZ period ending 2019-06-30 · view filing · original 990 ↗
$69,052$40,319 $121,527$121,527 $55,560- ---
2017 · Form 990EZ period ending 2018-06-30 · view filing · original 990 ↗
$36,320$31,520 $92,794$92,794 $36,255- ---
2016 · Form 990EZ period ending 2017-06-30 · view filing · original 990 ↗
$31,314$30,140 $87,994$87,994 $31,246- ---
2015 · Form 990EZ period ending 2016-06-30 · view filing · original 990 ↗
$49,878$35,281 $86,820$86,820 $49,805- ---
2014 · Form 990EZ period ending 2015-06-30 · view filing · original 990 ↗
$31,019$30,461 $72,223$72,223 $30,985- ---

Funders of this organization

3 grantors reported grants to this organization, $15,080 in all, tax years 2018 to 2023. Exact: the grantor wrote this organization's EIN. Fuzzy: the grantor wrote only a name (foundations' 990-PF has no EIN field), matched to the same or a near-identical name in the same state; the name as filed is shown. From the latest return for each grantor and year, so amended returns aren't counted twice. CSV

GrantorTypeMatchYears givenGrantsTotalLatest yearLatest year's amountGrants
NATIONAL PHILANTHROPIC TR DAF sponsor Exact 2023 1$10,000 2023$10,000
show
THE GAGNON FAMILY FOUNDATION INC Private foundation Fuzzy filed as “ROTARY CLUB OF TIBURON SUNSET FOUNDATION” 2018 1$5,000 2018$5,000
show
AMAZONSMILE FOUNDATION Private foundation Fuzzy filed as “ROTARY CLUB OF TIBURON SUNSET FOUNDATION” 2020-2023 4$80 2023$27
show

Similar organizations

Ranked without any AI: same NTEE code first, then the same NTEE group; then revenue within 2x, 5x or 10x; then the same state; then similar name and mission text. Same state only · More (100)

OrganizationStateNTEELatest revenueLatest expensesTop-paid titleTop payWhy similar
ROTARY CLUB OF TEMECULA FOUNDATIONCAT30 $107,549$91,101 PRESIDENT$0 Same NTEE code T30, revenue within 2x, same state, similar name
ROTARY CLUB OF ROSEVILLE FOUNDATIONCAT30 $117,829$80,740 President$0 Same NTEE code T30, revenue within 2x, same state, similar name
SANTA YNEZ VALLEY ROTARY CLUB FOUNDATIONCAT30 $112,740$58,572 PRESIDENT$0 Same NTEE code T30, revenue within 2x, same state, similar name
ROTARY CLUB OF MONROVIA INCCAT30 $88,401$80,885 PRESIDENT$0 Same NTEE code T30, revenue within 2x, same state
HOWARD W HUNTER FOUNDATIONCAT30 $124,412$188,610 DIRECTOR$0 Same NTEE code T30, revenue within 2x, same state
RIVER CATS FOUNDATIONCAT30 $120,262$110,925 PRESIDENT AND CHAIRMAN$0 Same NTEE code T30, revenue within 2x, same state
KIWANIS FOUNDATION OF SANTA BARBARACAT30 $90,393$55,886 DIRECTOR$0 Same NTEE code T30, revenue within 2x, same state
STRIVE FOR CHANGE FOUNDATIONCAT30 $104,347$99,204 Board Member$0 Same NTEE code T30, revenue within 2x, same state
KESSLER FAMILY FOUNDATIONCAT30 $91,076$237,126 ASSISTANT TREASURER$772,970 Same NTEE code T30, revenue within 2x, same state
SUNBEAM FOUNDATIONCAT30 $89,852$63,021 not applicable$0 Same NTEE code T30, revenue within 2x, same state
PACIFIC GROVE ROTARY CLUB LEGACY CA INCCAT30 $110,293$70,482 Director$0 Same NTEE code T30, revenue within 2x, same state
FRIENDS OF THE KARDELEN FOUNDATIONCAT30 $94,998$106,830 Treasurer$0 Same NTEE code T30, revenue within 2x, same state
TRAVIS SPOUSES CLUBCAT30 $111,107$80,102 Vice President$0 Same NTEE code T30, revenue within 2x, same state
WEST PARK FAMILY CLUBCAT30 $91,103$74,599 VICE PRESIDENT$0 Same NTEE code T30, revenue within 2x, same state
CLAREMONT POLICE FOUNDATIONCAT30 $93,993$20,969 CEO$0 Same NTEE code T30, revenue within 2x, same state
THE LUCY PET FOUNDATION INCCAT30 $94,099$145,147 PRESIDENT & CFO$0 Same NTEE code T30, revenue within 2x, same state
MEB2 FOUNDATION INCCAT30 $93,155$83,839 CEO$0 Same NTEE code T30, revenue within 2x, same state
LAKE COUNTY COMMUNITY FOUNDATION INCCAT30 $121,993$59,503 EXECUTIVE DI$41,000 Same NTEE code T30, revenue within 2x, same state
CASSAR FAMILY FOUNDATIONCAT30 $100,000$95,325 TRUSTEE$0 Same NTEE code T30, revenue within 2x, same state
OBIOMA ONYEADOR FOUNDATION INCCAT30 $98,767$98,767 CEO$0 Same NTEE code T30, revenue within 2x, same state
SURF CITY ROTARY OF HUNTINGTON BEACH CHARITABLE ASSOCIATIONCAT30 $100,376$107,746 President$0 Same NTEE code T30, revenue within 2x, same state
VALLEY LIFE FOUNDATION INCCAT30 $107,606$115,367 President$0 Same NTEE code T30, revenue within 2x, same state
CLAYTON VALLEY-CONCORD SUNRISE ROTARY CHARITABLE FUND INCCAT30 $90,394$90,708 CHAIRMAN$0 Same NTEE code T30, revenue within 2x, same state
WONDER WOMEN FOUNDATION INCCAT30 $107,028$80,628 CEO$0 Same NTEE code T30, revenue within 2x, same state
THE SENSORY-COGNITIVE FOUNDATION FOR LEARNING INCCAT30 $96,610$119,331 PRESIDENT$80,163 Same NTEE code T30, revenue within 2x, same state

Who funds organizations like this

Grantors that funded the 100 most similar organizations. Ranked by total given to them. Foundations (990-PF) and donor-advised fund sponsors only. Same matching as Funders above (by EIN, or by name for foundations).

GrantorTypeTotal givenGrantsOrganizations fundedYearsWhich ones
THE GREATER NEW ORLEANS FOUNDATION DAF sponsor$1,046,25744 12010–2024 THE SPIRIT OF ST BERNARD FOUNDATION
THE SEATTLE FOUNDATION DAF sponsor$500,0002 12016–2018 POULSBO - NORTH KITSAP ROTARY FOUNDATION
DONOR ADVISED CHARITABLE GIVING DAF sponsor$440,68225 112016–2024 GLOBAL ARM FOUNDATION; MAKI INTERNATIONAL; 143 COLLECTIVE; SUNBEAM FOUNDATION and 7 more
FIDELITY INVESTMENTS CHARITABLE GIFT FUND DAF sponsor$438,37530 132016–2024 STRIVE FOR CHANGE FOUNDATION; JERRY AND KAY AGRESTI ROTARY CLUB OF ORANGE PARK CHARITABLE FOUNDATI; ADOPT A VILLAGE INC; STROBIA FOUNDATION and 9 more
TIDES FOUNDATION DAF sponsor$310,0003 12022–2024 TEGAN AND SARA FOUNDATION
BRIDGET ROSE FOUNDATION INC Private foundation$300,0001 12019–2019 MAKI INTERNATIONAL
COASTAL COMMUNITY FOUNDATION OF SOUTH CAROLINA INC DAF sponsor$290,8232 12011–2012 CHARLESTON ROTARY FUND
COMMUNITY FOUNDATION OF NEW JERSEY DAF sponsor$288,0001 12021–2021 TRENTON EDUCATIONAL FOUNDATION INCORPORATED
WALTER H CHRISTEN CHARITABLE TRUST Private foundation$221,16812 12009–2021 TOLEDO ROTARY CLUB FOUNDATION
TOLEDO COMMUNITY FOUNDATION DAF sponsor$204,0686 12012–2023 TOLEDO ROTARY CLUB FOUNDATION
THE ROTARY FOUNDATION OF ROTARY INTERNATIONAL DAF sponsor$164,7585 42010–2023 ROTARY DISTRICT 5910 FOUNDATION; P C ROTARY FOUNDATION; TACOMA SUNRISE ROTARY CLUB FOUNDATION; CANYON LAKE ROTARY FOUNDATION
CALIFORNIA COMMUNITY FOUNDATION DAF sponsor$146,0245 22021–2024 BUILDERS FOR BETTER COMMUNITIES FOUNDATION; SAN MARINO ROTARY CHARITIES
NATIONAL CHRISTIAN CHARITABLE FOUNDATION DAF sponsor$140,8009 22013–2022 FRIENDS OF THE KARDELEN FOUNDATION; AGO MINISTRIES INC
FORGOOD INC DAF sponsor$136,84611 52011–2022 FRIENDS OF THE KARDELEN FOUNDATION; THE LUCY PET FOUNDATION INC; THIEN TAM CHARITY GROUP INC; MAKI INTERNATIONAL and 1 more
BANK OF AMERICA CHARITABLE FOUNDATION INC Private foundation$132,4007 42012–2022 DOWNTOWN WORKS; TEGAN AND SARA FOUNDATION; GROVE CITY ROTARY FOUDATION; GREATER HUNTSVILLE ROTARY FOUNDATION

The full list · all similar organizations

Where the money went

Every expense line on each return, biggest first: Form 990 Part IX (with its program, management and fundraising columns), 990-EZ Part I, or 990-PF Part I. Event marks lines the organization itself describes as events. “Events” in each summary adds those lines, conferences and meetings, and the direct costs of fundraising events. Unusual is not the same as improper. Many of these patterns have ordinary explanations. Check the filing.

2024 · Form 990EZ · $77,434 spent · pay $0 · grants $65,328 · events $24,776
LineAs describedTotalShare
Grants and similar amounts paid $65,328 84.4%
Other expenses (detail on Schedule O) $12,106 15.6%
Fundraising events Eventdirect expenses; gross income -$24,776reported apart
Total$77,434100%

View the filing

2023 · Form 990EZ · $59,595 spent · pay $0 · grants $47,505 · events $22,581
LineAs describedTotalShare
Grants and similar amounts paid $47,505 79.7%
Other expenses (detail on Schedule O) $12,090 20.3%
Fundraising events Eventdirect expenses; gross income -$22,581reported apart
Total$59,595100%

View the filing

2022 · Form 990EZ · $50,911 spent · pay $0 · grants $50,030 · events $19,509
LineAs describedTotalShare
Grants and similar amounts paid $50,030 98.3%
Other expenses (detail on Schedule O) $881 1.7%
Fundraising events Eventdirect expenses; gross income -$19,509reported apart
Total$50,911100%

View the filing

2021 · Form 990EZ · $57,980 spent · pay $0 · grants $57,750 · events $36,343
LineAs describedTotalShare
Grants and similar amounts paid $57,750 99.6%
Other expenses (detail on Schedule O) $230 0.4%
Fundraising events Eventdirect expenses; gross income -$36,343reported apart
Total$57,980100%

View the filing

2020 · Form 990EZ · $51,939 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $51,939 100.0%
Total$51,939100%

View the filing

2019 · Form 990EZ · $37,606 spent · pay $0 · grants $0 · events $14,626
LineAs describedTotalShare
Other expenses (detail on Schedule O) $37,606 100.0%
Fundraising events Eventdirect expenses; gross income -$14,626reported apart
Total$37,606100%

View the filing

2018 · Form 990EZ · $40,319 spent · pay $0 · grants $0 · events $12,524
LineAs describedTotalShare
Other expenses (detail on Schedule O) $40,319 100.0%
Fundraising events Eventdirect expenses; gross income -$12,524reported apart
Total$40,319100%

View the filing

2017 · Form 990EZ · $31,520 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $31,520 100.0%
Total$31,520100%

View the filing

2016 · Form 990EZ · $30,140 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $30,140 100.0%
Total$30,140100%

View the filing

2015 · Form 990EZ · $35,281 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $35,281 100.0%
Total$35,281100%

View the filing

2014 · Form 990EZ · $30,461 spent · pay $0 · grants $29,836 · events $0
LineAs describedTotalShare
Grants and similar amounts paid $29,836 97.9%
Printing, publications, postage $481 1.6%
Other expenses (detail on Schedule O) $144 0.5%
Total$30,461100%

View the filing