Tall Timbers Research
Tall Timbers Research reported $23.0 million in revenue and $27.4 million in expenses for calendar year 2025. Of every $100 it spent, $95.80 went to program services, $3.59 to management and general costs and $0.61 to fundraising. Its largest source of revenue was contributions and grants: 78.0% of the total. Government grants made up 24.2%. The highest compensation it reported for one person was $273,228 (PRESIDENT/CEO). 13 people received more than $100,000 in reportable compensation. Revenue rose 103% between 2019 and 2025. Source: Form 990, 2025.
Where $100 of spending went
Calendar year 2025 · Form 990, Part IX, line 25 · total expenses $27MFor context, the median across 192 covered science & technology charities: $84.33 programs, $15.67 management, $0.00 fundraising (medians computed separately, so they may not sum to $100).
Where $100 of revenue came from
Calendar year 2025 · Form 990, Part VIII · total revenue $23MThe 990 scorecard · same measures for every charity, no grades
| Measure | 2025 | Median |
|---|---|---|
| Program services Part IX 25(B) ÷ 25(A) | 95.8% | 83.2% |
| Management & general Part IX 25(C) ÷ 25(A) | 3.6% | 15.5% |
| Fundraising Part IX 25(D) ÷ 25(A) | 0.6% | 0.0% |
| Fundraising cost per $1 of contributions Part IX 25(D) ÷ Part VIII 1h | $0.01 | $0.00 |
| Contributions & grants share of revenue Part VIII 1h ÷ 12 | 78.0% | 51.6% |
| Government grants share of revenue Part VIII 1e ÷ 12 | 24.2% | 3.2% |
| Program service revenue share Part VIII 2g ÷ 12 | 3.2% | 19.2% |
| Highest reported compensation Part VII-A, columns D–F | $273,228 | $513,729 |
| Highest compensation as share of expenses Part VII-A ÷ Part IX 25(A) | 1.00% | 1.72% |
| People paid over $100,000 Part VII, line 2 | 13 | 27 |
| Net assets, in months of expenses Part X 33(B) ÷ monthly expenses | 19.0 | 14.7 |
| Independent voting board members Part VI 1a–1b | 18 of 18 | 94.3% |
A median is context, not a target: hospitals, universities, food banks and grantmakers spend in very different ways. What these measures can and can't tell you.
What the money paid for, in its own words
2025 · Form 990, Part III · the three largest programs by expenseGame bird staff conducted research on northern bobwhite at core study areas in north florida, georgia, tennessee, central florida, east texas, and south carolina. In collaboration with multiple universities. At these core locations, staff conducted year-round monitoring of bobwhite survival and reproduction. We radio-tagged over 1,300 bobwhites and banded over 2,800 as part of both long-term research and graduate student research on our study sites. We translocated wild bobwhites from fl and ga to sites in tx, al, pa, and va for research and to establish new populations. Additionally, we…
Fire research and outreach staff focused on critical research on wildland fuels, fire behavior, fire effects, and smoke in our local red hills area, more broadly across the southeastern coastal plain, and across the US. Fire researchers produced 22 scientific publications in 2025. Staff made 38 presentations via webinars and conferences on the impediments to prescribed fire, smoke science and management, plant community responses to fire, and dendrochronology to determine fire history over the last five centuries. Scientists worked with university faculty and 4 graduate students from florida…
General research staff focused research and outreach activities in the conservation lands of northern florida and southern georgia on a diversity of species of conservation concern. Research on rare amphibians and reptiles was conducted at core study areas at Tall Timbers Research station and livingston place and in georgia on private lands. We monitored populations of red-cockaded woodpeckers, gopher tortoises, striped newts, tiger salamanders, and inventoried wetland bird rookeries across the region. We continued a resurvey of snake populations on Tall Timbers, 21 years after a similar…
Highest reported compensation
2025 · Form 990, Part VII, Section A · roles as filed; names are in the filing, not here| Role | From this org | From related orgs | Other | Total |
|---|---|---|---|---|
| PRESIDENT/CEO Officer, 40.00 hrs/week | $271,530 | $0 | $1,698 | $273,228 |
| DIRECTOR OF RESEARCH Key employee, 40.00 hrs/week | $206,144 | $0 | $0 | $206,144 |
| PROJECT MANAGER (CFRQP) Key employee, 40.00 hrs/week | $158,541 | $0 | $1,698 | $160,239 |
| DIRECTOR OF THE GAME BIRD Key employee, 40.00 hrs/week | $152,231 | $0 | $2,190 | $154,421 |
| CFO Officer, 40.00 hrs/week | $130,986 | $0 | $3,289 | $134,275 |
| DIRECTOR OF PRIVATE LANDS Highest compensated employee, 40.00 hrs/week | $134,275 | $0 | $0 | $134,275 |
| DIRECTOR OF FIRE ECOLOGY Highest compensated employee, 40.00 hrs/week | $113,722 | $0 | $17,674 | $131,396 |
| DIRECTOR OF THE ALBANY QUA Highest compensated employee, 40.00 hrs/week | $119,060 | $0 | $10,603 | $129,663 |
13 people received more than $100,000 in reportable compensation from Tall Timbers Research (Part VII, line 2). Compensation of current officers, directors and key employees totaled $403K (Part IX, line 5).
7 years of filings
Form 990, Parts I, VII, IX and X · each row is that year's own filing, linkedGovernance answers, as filed
2025 · the organization's own yes/no answers; explanations, if any, are in Schedule O of the filing · what each means- Voting board members, and how many are independent Part VI, lines 1a–1b18 · 18 independent
- Audited financial statements Part XII 2bYes
- Conflict-of-interest policy Part VI 12aYes
- Whistleblower policy Part VI 13Yes
- Document retention policy Part VI 14Yes
- Independent process for top executive pay Part VI 15aYes
- Board given the 990 before filing Part VI 11aYes
- Family or business ties among insiders Part VI 2No
- Aware of a significant diversion of assets Part VI 5No
- Excess benefit transaction with an insider Part IV 25aNo
- Loans to or from insiders outstanding Part IV 26No
- Lobbying, or a 501(h) election in effect Part IV 4Yes
- Over $15,000 of professional fundraising services Part IV 18No
- Over $10,000 of activity outside the U.S. Part IV 14bNo
- Employees Part I, line 5153
Largest outside contractors
2025 · Form 990, Part VII, Section B · businesses only| AJAX BUILDING CORPORATION Construction services | $4,217,669 |
| S&L INTEGRATED Construction services | $178,567 |
| THRIFT LAND CLEARING Land clearing | $112,370 |
Individuals listed as contractors are left out. 3 contractors were paid more than $100,000 in all.
Private foundation grants it received
23 private foundations reported grants to Tall Timbers Research totaling $1.7M on their tax year 2023 Form 990-PF returns. See which foundations, on WHOFUNDS.
Source: WHOFUNDS open grant graph, matched from Form 990-PF Part XV.
Correct a figure or respond
Every number above is copied from Tall Timbers Research's own Form 990. If one doesn't match the filing, that's our error and we'll fix it. If you work for Tall Timbers Research, you can publish a response that is linked from this page.
Share or embed this breakdown
Of every $100 Tall Timbers Research spent in 2025, $95.80 went to programs. The full breakdown, from its IRS Form 990:
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Similar-sized charities in this cause
- National Society of Black EngineersAlexandria, VA · revenue $23M · programs 70.4% · FY2025
- University City Science CenterPhiladelphia, PA · revenue $23M · programs 55.2% · 2025
- The Hack FoundationWest Hollywood, CA · revenue $22M · programs 93.8% · 2024
- Commonwealth Center for Advanced ManufacturingDisputanta, VA · revenue $23M · programs 50.1% · FY2025
- Climate CentralPrinceton, NJ · revenue $22M · programs 78.4% · 2025
All science & technology charities · Largest charities in Florida
Questions people ask
How much of Tall Timbers Research's spending goes to programs?
In calendar year 2025, Tall Timbers Research reported that 95.8% of its $27.4 million in expenses went to program services, 3.6% to management and general and 0.6% to fundraising (Form 990, Part IX).
How much does Tall Timbers Research pay its top executive?
The largest total compensation Tall Timbers Research reported for one person in calendar year 2025 was $273,228, for the role of PRESIDENT/CEO (Form 990, Part VII, including compensation from related organizations and other compensation).
Where does Tall Timbers Research get its money?
Of $23.0 million in revenue in calendar year 2025, 78.0% came from contributions and grants (including 24.2% from government grants) and 3.2% from program service revenue (Form 990, Part VIII).
Is Tall Timbers Research a registered charity?
The IRS lists EIN 59-0952956 as a 501(c)(3) organization (publicly supported organization (170(b)(1)(a)(vi))), and its records show contributions as tax-deductible. Form 990 filings on record here cover tax years 2019, 2020, 2021, 2022, 2023, 2024, 2025. A filing shows what the organization reported; it doesn't by itself show whether a program works.
Sources
- 2025: Form 990 for calendar year 2025, object 202641259349301754 · read the filing
- 2024: Form 990 for calendar year 2024, object 202501129349300920 · read the filing
- 2023: Form 990 for calendar year 2023, object 202431229349300443 · read the filing
- 2022: Form 990 for calendar year 2022, object 202331189349300718 · read the filing
- 2021: Form 990 for calendar year 2021, object 202231169349301303 · read the filing
- 2020: Form 990 for calendar year 2020, object 202122319349301327 · read the filing
- 2019: Form 990 for calendar year 2019, object 202031749349300033 · read the filing
All filings for EIN 59-0952956: ProPublica Nonprofit Explorer · IRS Tax Exempt Organization Search. Figures are as the organization reported them; we have not audited them.