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Nonprofit · EIN 51-0197006

SONOMA LAND TRUST

Tax-exempt · SANTA ROSA, CA 95404

Financials

$26.9M$12.3M2024$1.8M$6.3M2025
Revenue Expenses · by fiscal year end
Financials of SONOMA LAND TRUST by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$1,800,680$6,317,266-$4,516,586$70,294,382$1,982,882$68,311,500
March 31, 2025990$26,871,392$12,255,361$14,616,031$74,822,951$2,537,296$72,285,655
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$1,612,400
of which government grants
$1,237,596
Program service revenue
$24,828
Investment income
$215,237
Net rental income
$55,087
Net gain from sales of assets
$31,304
Other revenue
-$51,785

Expenses

Grants and similar amounts paid
$3,838,490
Compensation of officers, directors and key employees
$135,852
Other salaries and wages
$979,118
Salaries, compensation and benefits (total)
$1,368,321
Professional fundraising fees
$0
Legal fees
$74,434
Occupancy
$55,965
Travel
$9,621
Depreciation
$38,785
Program services (functional)
$5,200,128
Management and general (functional)
$580,918
Fundraising (functional)
$536,220

Balance sheet and other

Total assets, start of year
$74,822,951
Total assets, end of year
$70,294,382
Total liabilities, end of year
$1,982,882
Net assets, end of year
$68,311,500
Land, buildings and equipment
$237,409
Publicly traded securities
$7,885,506
Net assets without donor restrictions
$60,155,920
Net assets with donor restrictions
$8,155,580
Gross receipts
$1,804,367
Employees
0
Volunteers
21
Year formed
1976
State of legal domicile
CA

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
SCOTT HAFNERCHAIR
Trustee or director, Officer
2$0
PHIL JENSEN1ST VICE CHAIR
Trustee or director, Officer
2$0
GREGORY APPLING2ND VICE CHAIR
Trustee or director, Officer
2$0
ELLIE RILLASECRETARY
Trustee or director, Officer
2$0
MARIE ANDELBOARD MEMBER
Trustee or director
2$0
SIMON BLATTNERBOARD MEMBER
Trustee or director
2$0
ROBERT BRENTBOARD MEMBER
Trustee or director
2$0
CLAY CLEMENTBOARD MEMBER
Trustee or director
2$0
FRANK DEANBOARD MEMBER
Trustee or director
2$0
LIZ FISHERBOARD MEMBER
Trustee or director
2$0
DUNCAN HIGGONSBOARD MEMBER
Trustee or director
2$0
QUINCEY TOMPKINS IMHOFFBOARD MEMBER
Trustee or director
2$0
NANCY OTTOBOARD MEMBER
Trustee or director
2$0
TIM PORTWOODBOARD MEMBER
Trustee or director
2$0
JUDY SCOTCHMOORBOARD MEMBER
Trustee or director
2$0
5 more people on this return
NameTitleHours / weekCompensation
ALLISON SANFORDBOARD MEMBER
Trustee or director
2$0
LEWIS WARRENBOARD MEMBER
Trustee or director
2$0
ANITA DASBOARD MEMBER
Trustee or director
2$0
EAMON O'BYRNEEXECUTIVE DIRECTOR
Officer
40$0
MICHAEL J RIZZOCFO
Officer
40$0
990 for the year ended March 31, 2025: 30 people
NameTitleHours / weekCompensationOther / benefits
EAMON O'BYRNEEXECUTIVE DIRECTOR
Officer
40$289,408$25,519
MICHAEL J RIZZOCFO
Officer
40$208,727$30,650
SHANNON NICHOLSDIRECTOR OF PHILANTHROPY
Highest-paid employee
40$206,124$24,891
JOHN MCCAULLLAND ACQUISITION DIRECTOR
Highest-paid employee
40$176,646$34,857
NEAL RAMUSDIRECTOR OF COMMUNITY ENGAGEMENT
Highest-paid employee
40$165,768$20,236
KYLE PINJUVDIRECTOR OF STEWARDSHIP
Highest-paid employee
40$162,078$22,248
JULIAN MEISLERASSOCIATE DIRECTOR OF STEWARDSHIP
Highest-paid employee
40$156,951$8,195
SCOTT HAFNERCHAIR
Trustee or director, Officer
2$0$0
PHIL JENSEN1ST VICE CHAIR
Trustee or director, Officer
2$0$0
GREGORY APPLING2ND VICE CHAIR
Trustee or director, Officer
2$0$0
ELLIE RILLASECRETARY
Trustee or director, Officer
2$0$0
MARIE ANDELBOARD MEMBER
Trustee or director
2$0$0
JENNIFER BICEBOARD MEMBER (THRU 5/20/24)
Trustee or director
2$0$0
SIMON BLATTNERBOARD MEMBER
Trustee or director
2$0$0
ROBERT BRENTBOARD MEMBER
Trustee or director
2$0$0
DIANNE BRINSONBOARD MEMBER (THRU 1/27/25)
Trustee or director
2$0$0
CLAY CLEMENTBOARD MEMBER
Trustee or director
2$0$0
FRANK DEANBOARD MEMBER
Trustee or director
2$0$0
LIZ FISHERBOARD MEMBER
Trustee or director
2$0$0
DUNCAN HIGGONSBOARD MEMBER
Trustee or director
2$0$0
STEVEN HIGHTOWERBOARD MEMBER (THRU 5/20/24)
Trustee or director
2$0$0
QUINCEY TOMPKINS IMHOFFBOARD MEMBER
Trustee or director
2$0$0
NANCY OTTOBOARD MEMBER
Trustee or director
2$0$0
TIM PORTWOODBOARD MEMBER
Trustee or director
2$0$0
JUDY SCOTCHMOORBOARD MEMBER
Trustee or director
2$0$0
ALLISON SANFORDBOARD MEMBER
Trustee or director
2$0$0
WENDY SMITBOARD MEMBER (THRU 5/20/24)
Trustee or director
2$0$0
GYMMEL TREMBLYBOARD MEMBER (THRU 5/20/24)
Trustee or director
2$0$0
LEWIS WARRENBOARD MEMBER
Trustee or director
2$0$0
ANITA DASBOARD MEMBER
Trustee or director
2$0$0

Address and contacts

Address (IRS master file)
822 5TH ST, SANTA ROSA, CA 95404-4517
In care of
% JOE RIZZO
Principal officer (990 for 2025)
EAMON O'BYRNE, 822 FIFTH STREET, SANTA ROSA, CA 95404
Signed the 990
EAMON O'BYRNE, EXECUTIVE DIRECTOR
Phone
(707) 526-6930
Return prepared by
HOOD & STRONG LLP

Mission

PROTECT THE SCENIC, NATURAL, CULTURAL, AGRICULTURAL AND OPEN LANDSCAPES OF SONOMA COUNTY FOR THE BENEFIT OF THE COMMUNITY AND FUTURE GENERATIONS BY DEVELOPING LONG-TERM LAND PROTECTION STRATEGIES; (CONTINUED ON SCHEDULE O) PROMOTING PRIVATE AND PUBLIC FUNDING FOR LAND CONSERVATION; ACQUIRING LAND AND CONSERVATION EASEMENTS; PRACTICING STEWARDSHIP, INCLUDING THE RESTORATION OF CONSERVATION PROPERTIES; PROMOTING A SENSE OF PLACE AND A LAND ETHIC THROUGH ACTIVITIES, EDUCATION AND OUTREACH.

990 for the year ended June 30, 2025

Program accomplishments

  • LAND ACQUISITIONS: WE WORK WITH LANDOWNERS TO ASSESS AND UNDERSTAND GOALS FOR THEIR PROPERTIES, WHICH CAN LEAD TO AN ACQUISITION OF PROPERTY OR CONSERVATION EASEMENT, OR A TRANSFER OF PROPERTY TO THE PUBLIC. TRANSACTIONS ARE NEGOTIATED TO PROVIDE THE BEST OUTCOME FOR THE LANDOWNER WITH THE ULTIMATE GOAL OF PERMANENTLY PRESERVING LAND WHETHER THE FINAL OWNERSHIP IS PRIVATE OR PUBLIC. LAND STEWARDSHIP: WE WORK WITH THE LAND AND COMMUNITY TO RESTORE AND PROTECT NATIVE HABITATS, CREEKS, WILDLIFE CORRIDORS, PRODUCTIVE FARMS AND RANCHES, AND OTHER PERMANENTLY PROTECTED PRIVATE LANDS UNDER OUR CARE. THE PROGRAM CURRENTLY STEWARDS 23 CONSERVATION PROPERTIES TOTALING MORE THAN 6,900 ACRES AND ACTIVELY (CONTINUED ON SCHEDULE O) MONITORS 47 CONSERVATION EASEMENT PROPERTIES TOTALING MORE THAN 8,100 ACRES. COMMUNITY PROGRAMS: WE OFFER A VARIETY OF ACTIVITIES, EDUCATION AND OUTREACH AIMED AT ENGAGING AUDIENCES AS DIVERSE AS THE LANDS AND COMMUNITIES WE REPRESENT. OFFERINGS INCLUDE ON-THE-LAND, VIRTUAL AND VOLUNTEER EXPERIENCES IN ADDITION TO EDUCATION PROGRAMS, INCLUDING SCHOOL FIELD TRIPS AND TEEN EDUCATIONAL PROGRAMS.
    Expenses $5,200,128 · grants $3,838,490 · revenue $44,727

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024No data

IRS record

EIN
51-0197006
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1976
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Environment (C340)
Assets (IRS master file)
$70,294,382
Income (IRS master file)
$1,804,367

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025–––IRS
990March 2025–––IRS
990March 2024–––IRS
990March 2023$16,453,814$7,396,432$55,799,856IRS
990March 2022$13,750,403$11,544,715$48,073,426IRS
990March 2021–––IRS
990March 2020–––IRS
990March 2019–––IRS
990March 2018–––IRS

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS.

Questions about SONOMA LAND TRUST

What is the EIN of SONOMA LAND TRUST?
The employer identification number (EIN) of SONOMA LAND TRUST is 51-0197006.
Is SONOMA LAND TRUST tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1976.
Are donations to SONOMA LAND TRUST tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SONOMA LAND TRUST file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of SONOMA LAND TRUST due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SONOMA LAND TRUST last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of SONOMA LAND TRUST?
The 990 for the year ended June 30, 2025 names EAMON O'BYRNE.
Who are the officers and directors of SONOMA LAND TRUST?
The 990 for the year ended June 30, 2025 lists 20 people; 0 received compensation from the organization.
How much revenue does SONOMA LAND TRUST have?
On its 990 for the year ended June 30, 2025 it reported revenue of $1,800,680, expenses of $6,317,266 and total assets of $70,294,382 at year end.

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