THORNE ECOLOGICAL INSTITUTE Charity Report

Public IRS 990 nonprofit record

THORNE ECOLOGICAL INSTITUTE

EIN 84-6029250 · Environment (C60Z)

What they do

THORNES MISSION is to BUILD EARTH STEWARDSHIP BY CONNECTING YOUTH to NATURE THROUGH JOYFUL, HANDS-ON, PLACE-BASED ENVIRONMENTAL EDUCATION EXPERIENCES.

Before you give

Should I give to this charity?

Easy charity check

Look at where the money went

Of every $100 spent, about $74.60 was reported for mission work. Use the spending picture below and ask what results that work produced.

Plain answer: A tax form cannot prove that a charity is doing good. It can show how the charity says it spent its money—and point out questions you should ask.

Basic facts we verified

IRS warning checkNo IRS revocation warning appears in this data.

Money report from 2024The charity has a recent tax report to read.

They explain their jobThe charity tells us what it is trying to do.

They name their leaders18 people are listed in the latest report.

You can reach themThey list contact information, so you can ask questions.

Money made simple

96.26%of revenue went to mission work74.6% of expenses · Program services

12.94%of revenue went to fundraising10.0% of expenses

$129.06spent for every $100 of revenueSpending was higher than revenue this year.

19.86%of revenue went to management and office costs15.4% of expenses

$2.14in assets for every $1 spent this yearSome assets cannot be spent right away.

47.7%of its money came from giftsOther money may come from services or investments.

Ask these three easy questions

Who did you help? Ask for a recent story or report that shows real results.
What will my money do? Ask exactly what your gift will pay for.
Is this really the charity? Give only through its official website or confirmed phone number.

Worth asking: Expenses exceeded revenue by $779,192 this year. Ask whether that was planned or caused by a one-time event.

Pay context: The highest compensation shown in this filing is $193,282 for KEITH DESROSIERS (EXECUTIVE DI). Compare pay with organizations of similar size and complexity.

Bottom line: Do not decide from a name, mission statement, or tax status alone. Look at where the money went, then ask what changed, who was helped, and what your gift will do. YouCanGiveBack does not endorse or grade organizations.

Money

Financial picture

Tax year 2024

A plain-language look at the latest Form 990 figures available. These numbers help you ask better questions; they do not, by themselves, rate whether a charity is good or bad.

$100revenue

How each $100 of revenue was used

The large number compares each expense with revenue. The smaller number shows its share of total expenses.

Total reported revenue$2,681,033

Mission workProgram services$2,580,82996.26% of revenue74.6% of expenses

ManagementOffice and general costs$532,38319.86% of revenue15.4% of expenses

FundraisingAsking for donations$347,01312.94% of revenue10.0% of expenses

Total expenses$3,460,225129.06% of revenue

Expenses were greater than revenue, so the colored ring fills the available $100 and the total above 100% is shown below.

Has the pattern changed?

Each bar shows the share of annual spending reported for mission work, management, and fundraising.

202474.6% mission

202383.3% mission

202280.8% mission

202184.2% mission

202085.7% mission

201989.9% mission

201889.8% mission

201790.3% mission

Money in and money out

Revenue$2,681,033

Expenses$3,460,225

Annual shortfall $779,192 Expenses were higher than revenue for this filing year.

Reported spending amounts

Mission work means the Form 990 category called program services. These are reported accounting categories—not an independent measurement of results.

Mission work (program services)$2,580,829 · 74.6% of expenses

Management and office costs$532,383 · 15.4% of expenses

Fundraising$347,013 · 10.0% of expenses

See all reported dollar amounts

Revenue$2,681,033

Expenses$3,460,225

Assets$7,411,716

Income$3,315,761

Contributions$1,280,142

Mission work (program services)$2,580,829

Fundraising$347,013

Grants given$1,633,300

Average grant$25,520

Management and general$532,383

Accounting fees$72,313

People

Leadership and board

Tax year 2024

Names, titles, time, and compensation below are reported by the organization on its Form 990.

People reported as paid

Person and titleCompensation

KEITH DESROSIERSEXECUTIVE DI · 40 hrs/week $193,282Base $175,294 · Other $17,988

LEANN ARENDDEPUTY DIREC · 40 hrs/week $115,373

Compensation alone does not tell whether pay is reasonable. Consider the charity’s size, work, location, and results.

See everyone listed on the board or leadership roster (18)

KEITH DESROSIERSEXECUTIVE DI

LEANN ARENDDEPUTY DIREC

TAMMY SANDOVALBOARD MEMBER

AIDAN SMITHSECRETARY

SARI LONGBOARD MEMBER

SARAH IRIZARRYTREASURER

SARAH HAUCKVICE CHAIR

MICAH SHAGOURYBOARD MEMBER

MARY KATHRYN WOODBOARD MEMBER

LUIS ALVAREZBOARD MEMBER

LEIDY PINEDA FLORESBOARD MEMBER

JUANA MENDOZABOARD MEMBER

JOHN RICOTTACHAIR

JOHN AHRENSBOARD MEMBER

JAY SCHULTZBOARD MEMBER

DAVID KIRKBOARD MEMBER

BRIAN SENSEEXECUTIVE DI

ANNIKA PARADISEBOARD MEMBER

About this charity

Recognized since: January 1957
Location: PO BOX 19107, BOULDER, CO 80308
County: Boulder
In care of: JAY SCHULTZ
Primary officer: JAY SCHULTZ, TREASURER

How to reach them

WebsiteVisit the charity’s website Emailinfo@thornenature.org Phone(303) 499-3647

Filing and classification

Latest tax year: 2024
Tax period began: September 1, 2024
Return type: 990
Tax preparer: TAYLOR ROTH AND COMPANY
NTEE classification: Environment (C60Z)
Grant-giving organization: Yes