RIVERWOOD NATURE CENTER
Cite this
Plain text RIVERWOOD NATURE CENTER. Strategy Studio, nonprofit organization profile, tax years 2019–2024. https://strategystudio.org/org/842467222. Retrieved 2026-10-20.
APA Strategy Studio. (n.d.). RIVERWOOD NATURE CENTER [Nonprofit organization profile; tax years 2019–2024]. Retrieved October 20, 2026, from https://strategystudio.org/org/842467222
MLA “RIVERWOOD NATURE CENTER.” Strategy Studio, tax years 2019–2024, https://strategystudio.org/org/842467222. Accessed 20 Oct. 2026.
Retrieved 2026-10-20; covers tax years 2019–2024. Data: Strategy Studio, CC BY 4.0.
2024 · Form 990 · revenue $223K · expenses $184K · assets $2.1M
- EIN
- 84-2467222
- Address
- 217 1ST ST, STAR PRAIRIE, WI 54026-7126
- Website
- RIVERWOODNATURECENTER.ORG
- NTEE code
- C30
- Subsection
- 501(c)(3)
- Ruling year
- 2020
- Cross-check
- ProPublica Nonprofit Explorer
Mission
RIVERWOOD NATURE CENTER PLANS TO OWN, MAINTAIN, PRESERVE, AND PROTECT THE PROPERTY CONSISTING OF PRIME UPLAND AND AQUATIC WILDLIFE HABITAT AS AN INTERPRETIVE NATURE CENTER AND PRESERVE OPEN TO THE PUBLIC. AVAILABLE ACTIVITIES WILL INCLUDE WALKING TRAILS, CROSS COUNTRY SKIING, FISHING, PERMITTED HUNTING, WILDLIFE OBSERVATION, AND ENVIRONMENTAL AND OUTDOOR EDUCATIONAL PROGRAMING.
Each tax year counts once: when a return was amended, only the latest return for that period is used below (superseded returns stay listed, greyed, under Finances).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
1 person paid across every filing: current people first, then by total pay from this organization. Organizations counts every nonprofit each person appears on.
| Name | Latest title | Years | Latest year pay | Total pay from here | Organizations |
|---|---|---|---|---|---|
| Kimberly J Anderson | PRESIDENT | 2019-2024 | $18,862 | $47,862 | 1 |
Officers and directors, no compensation reported
9 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.
| Name | Latest title | Years | Hrs/wk (latest) | Compensation | Organizations |
|---|---|---|---|---|---|
| Anthony Howe | DIRECTOR | 2024 | 2 | $0 reported | 1 |
| Robert C Long | CHAIR | 2019-2024 | 2 | $0 reported | 1 |
| Dori Marty | SECRETARY | 2020-2024 | 2 | $0 reported | 1 |
| Eric Moberg | TREASURER | 2021-2024 | 2 | $0 reported | 1 |
| Mike Reiter | VICE CHAIRMA | 2020-2024 | 2 | $0 reported | 1 |
| Sally Reiter | DIRECTOR | 2020-2024 | 2 | $0 reported | 1 |
| Antlhony Howe (former) | DIRECTOR | 2023 | 2 | $0 reported | 1 |
| Rob Kreibich (former) | DIRECTOR | 2021-2023 | 2 | $0 reported | 1 |
| Michael A Hammer (former) | VICE CHAIR | 2019-2020 | 2 | $0 reported | 1 |
People by year
2024 · 7 people listed · 1 paid, $19K · 0 employees · 30 volunteers
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | PRESIDENT | 40 | $18,862 | $0 | $0 | $18,862 | 1 |
| ANTHONY HOWE | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| DORI MARTY | SECRETARY | 2 | $0 | $0 | $0 | $0 | 1 |
| ERIC MOBERG | TREASURER | 2 | $0 | $0 | $0 | $0 | 1 |
| MIKE REITER | VICE CHAIRMA | 2 | $0 | $0 | $0 | $0 | 1 |
| SALLY REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
2023 · 8 people listed · none paid · 0 employees
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | PRESIDENT | 40 | $0 | $0 | $0 | $0 | 1 |
| ANTLHONY HOWE | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROB KREIBICH | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| DORI MARTY | SECRETARY | 2 | $0 | $0 | $0 | $0 | 1 |
| ERIC MOBERG | TREASURER | 2 | $0 | $0 | $0 | $0 | 1 |
| MIKE REITER | VICE CHAIRMA | 2 | $0 | $0 | $0 | $0 | 1 |
| SALLY REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
2022 · 7 people listed · 1 paid, $6K · 0 employees · 25 volunteers
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | PRESIDENT | 25 | $6,000 | $0 | $0 | $6,000 | 1 |
| ROB KREIBICH | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| DORI MARTY | SECRETARY | 2 | $0 | $0 | $0 | $0 | 1 |
| ERIC MOBERG | TREASURER | 2 | $0 | $0 | $0 | $0 | 1 |
| MIKE REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| SALLY REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
2021 · 7 people listed · 1 paid, $3K · 0 employees
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | PRESIDENT | 25 | $3,000 | $0 | $0 | $3,000 | 1 |
| ROB KREIBICH | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| DORI MARTY | SECRETARY | 2 | $0 | $0 | $0 | $0 | 1 |
| ERIC MOBERG | TREASURER | 2 | $0 | $0 | $0 | $0 | 1 |
| MIKE REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| SALLY REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
2020 · 6 people listed · 1 paid, $20K · 0 employees
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | PRESIDENT/TR | 25 | $20,000 | $0 | $0 | $20,000 | 1 |
| MICHAEL A HAMMER | VICE CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
| DORI MARTY | SECRETARY | 2 | $0 | $0 | $0 | $0 | 1 |
| MIKE REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
| SALLY REITER | DIRECTOR | 2 | $0 | $0 | $0 | $0 | 1 |
2019 · 3 people listed · none paid · 0 employees
| Name | Title | Hrs/wk | From org | From related | Other | Total | Orgs |
|---|---|---|---|---|---|---|---|
| KIMBERLY J ANDERSON | SECRETARY/TR | 2 | $0 | $0 | $0 | $0 | 1 |
| MICHAEL A HAMMER | VICE CHAIR | - | $0 | $0 | $0 | $0 | 1 |
| ROBERT C LONG | CHAIR | 2 | $0 | $0 | $0 | $0 | 1 |
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.
| Revenue | Expenses | Assets | Net assets | Contributions | Program revenue | Officer pay | Employees | Volunteers |
|---|---|---|---|---|---|---|---|---|
| 2024 · Form 990 | ||||||||
| $223,054 | $183,926 | $2,069,002 | $1,475,132 | $126,732 | $0 | $18,862 | 0 | 30 |
| 2023 · Form 990 | ||||||||
| $640,415 | $177,496 | $2,499,874 | $1,436,004 | $642,930 | $0 | - | 0 | - |
| 2022 · Form 990 | ||||||||
| $648,869 | $101,867 | $2,041,955 | $973,085 | $641,077 | $0 | $6,000 | 0 | 25 |
| 2021 · Form 990 | ||||||||
| $218,974 | $109,544 | $1,957,953 | $426,083 | $223,085 | $0 | $3,000 | 0 | - |
| 2020 · Form 990 | ||||||||
| $21,197 | $42,294 | $1,856,601 | $316,653 | $21,196 | $0 | $20,000 | 0 | - |
| 2019 · Form 990 | ||||||||
| $337,800 | $50 | $1,864,269 | $337,750 | $337,800 | $0 | - | 0 | - |
Funders of this organization
5 grantors reported grants to this organization, $289,400 in all, tax years 2019 to 2024. 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
| Grantor | Type | Match | Years given | Grants | Total | Latest year | Latest year's amount | Grants |
|---|---|---|---|---|---|---|---|---|
| FRED C AND KATHERINE B ANDERSEN FOUNDATION | Private foundation | Fuzzy filed as “RIVERWOOD NATURE CENTER” | 2021-2022 | 2 | $150,000 | 2022 | $75,000 | show |
| RCU FOUNDATION INC | Private foundation | Fuzzy filed as “RIVERWOOD NATURE CENTER” | 2021 | 1 | $125,000 | 2021 | $125,000 | show |
| WESTCONSIN CREDIT UNION | Public charity | Exact | 2022 | 1 | $10,000 | 2022 | $10,000 | show |
| RITT FAMILY FOUNDATION | Private foundation | Fuzzy filed as “RIVERWOOD NATURE CENTER” | 2022-2024 | 3 | $3,000 | 2024 | $1,000 | show |
| LARKIN HOFFMAN DALY & LINDGREN LTD FOUNDATION | Private foundation | Fuzzy filed as “RIVERWOOD NATURE CENTER” | 2019-2023 | 5 | $1,400 | 2023 | $250 | show |
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|---|---|---|---|---|---|---|---|
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| WISCONSIN CLEAN CITIES-SOUTHEAST- AREA INC | WI | C30 | $240,945 | $155,354 | Executive Dire | $0 | Same NTEE code C30, revenue within 2x, same state |
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| MONARCH BUTTERFLY FUND | WI | C30 | $149,934 | $135,702 | Treasurer | $0 | Same NTEE code C30, revenue within 2x, same state |
| SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC | WI | C30 | $311,076 | $253,782 | President | $0 | Same NTEE code C30, revenue within 2x, same state |
| FRIENDS OF LAC LAWRANN CONSERVANCY INC | WI | C30 | $176,864 | $219,862 | PRESIDENT | $0 | Same NTEE code C30, revenue within 2x, same state |
| GENEVA LAKE ASSOCIATION INC | WI | C30 | $139,083 | $107,705 | EXECUTIVE SECRETARY | $28,200 | Same NTEE code C30, revenue within 2x, same state |
| FRIENDS OF HIGH CLIFF STATE PARK INC | WI | C30 | $357,267 | $216,201 | BOARD MEMBER | $0 | Same NTEE code C30, revenue within 2x, same state |
| DODGE COUNTY FARMERS HSHW INC | WI | C30 | $160,782 | $161,069 | DIRECTOR | $0 | Same NTEE code C30, revenue within 2x, same state |
| MILWAUKEE AUDUBON SOCIETY INC | WI | C30 | $236,492 | $11,356 | member | $0 | Same NTEE code C30, revenue within 2x, same state |
| WISCONSIN ASSOCIATION OF LAKES INC | WI | C30 | $215,495 | $199,492 | EXECUTIVE DIRECTOR | $74,280 | Same NTEE code C30, revenue within 2x, same state |
| OUTDOORS FOREVER INC | WI | C30 | $149,891 | $59,899 | PRESIDENT | $0 | Same NTEE code C30, revenue within 2x, same state |
| BIG DOCTOR LAKE ASSOC INC | WI | C30 | $267,558 | $267,228 | PRESIDENT | $0 | Same NTEE code C30, revenue within 2x, same state |
| FRIENDS OF KISHWAUKETOE LTD | WI | C30 | $258,179 | $212,632 | PRESIDENT/TR | $0 | Same NTEE code C30, revenue within 2x, same state |
| FRIENDS OF FRED SMITH INC | WI | C30 | $171,556 | $132,708 | DIRECTOR | $0 | Same NTEE code C30, revenue within 2x, same state |
| IZAAK WALTON LEAGUE OF AMERICA INC | WI | C30 | $136,727 | $141,165 | PRESIDENT | $0 | Same NTEE code C30, revenue within 2x, same state |
| BETTY A LEWIS ENVIRONMENTAL CHARITABLE TR | WI | C30 | $191,585 | $188,454 | TRUSTEE | $38,608 | Same NTEE code C30, revenue within 2x, same state |
| HONEY HOLLOW NATURE CENTER | PA | C30 | $361,257 | $346,504 | Executive Dir. | $75,531 | Same NTEE code C30, revenue within 2x, similar name |
| VASHON-MAURY ISLAND NATURE CENTER | WA | C30 | $430,163 | $368,787 | SCIENCE DIRE | $80,202 | Same NTEE code C30, revenue within 2x |
| FRIENDS OF THE NATURE CENTER IN RANCOCAS STATE PARK INC | NJ | C30 | $151,819 | $181,664 | EXECUTIVE DIRECTOR | $23,056 | Same NTEE code C30, revenue within 2x |
| MOTHER NATURE CAMBODIA INC | CA | C30 | $197,334 | $131,897 | PRESIDENT/DIRETOR | $0 | Same NTEE code C30, revenue within 2x |
| FOX HAVEN CENTER | MD | C30 | $410,766 | $351,364 | DIRECTOR OF OPERATIONS AND | $67,332 | Same NTEE code C30, revenue within 2x |
| LAKE KATHERINE NATURE CENTER AND BOTANIC GARDENS | IL | C30 | $423,632 | $308,825 | Chairperson | $0 | Same NTEE code C30, revenue within 2x |
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).
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 990 · $183,926 spent · pay $18,862 · grants $0 · events $0
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Depreciation and depletion | $46,167 | $46,167 | - | - | 25.1% | |
| Interest | $42,684 | $32,922 | $9,762 | - | 23.2% | |
| Fees: other services | $31,702 | $31,702 | - | - | 17.2% | |
| Pay: officers, directors, trustees, key employees | $18,862 | $9,431 | $3,772 | $5,659 | 10.3% | |
| Other (as described) | UTILITIES | $17,771 | $17,771 | - | - | 9.7% |
| Other (as described) | PROPERTY REPAIRS/SUPPLIES | $13,515 | $13,515 | - | - | 7.3% |
| Insurance | $4,397 | $4,397 | - | - | 2.4% | |
| Other (as described) | VOLUNTEER EXPENSES | $2,350 | - | $2,350 | - | 1.3% |
| Office expenses | $2,094 | - | $2,094 | - | 1.1% | |
| Other (as described) | TELEPHONE & COMMUNICATION | $1,940 | - | $1,940 | - | 1.1% |
| Fees: accounting | $1,208 | - | $1,208 | - | 0.7% | |
| All other expenses | $1,177 | - | $1,177 | - | 0.6% | |
| Fees: legal | $59 | - | $59 | - | 0.0% | |
| Total | $183,926 | 100% |
2023 · Form 990 · $177,496 spent · pay $0 · grants $0 · events $2,650
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Interest | $62,855 | $48,480 | $14,375 | - | 35.4% | |
| Depreciation and depletion | $46,619 | $46,619 | - | - | 26.3% | |
| Fees: other services | $18,465 | $18,465 | - | - | 10.4% | |
| Other (as described) | UTILITIES | $15,011 | $15,011 | - | - | 8.5% |
| Other (as described) | PROPERTY REPAIRS/SUPPLIES | $13,942 | $13,942 | - | - | 7.9% |
| Advertising and promotion | $4,800 | - | - | $4,800 | 2.7% | |
| Insurance | $4,233 | $3,850 | $383 | - | 2.4% | |
| All other expenses | $3,134 | - | $3,134 | - | 1.8% | |
| Other (as described) | TELEPHONE & COMMUNICATION | $3,030 | - | $3,030 | - | 1.7% |
| Other (as described) | SUPPLIES | $2,400 | - | $2,400 | - | 1.4% |
| Office expenses | $2,313 | - | $2,313 | - | 1.3% | |
| Fees: accounting | $694 | - | $694 | - | 0.4% | |
| Fundraising events Event | direct expenses; gross income - | $2,650 | reported apart | |||
| Total | $177,496 | 100% |
2022 · Form 990 · $101,867 spent · pay $6,000 · grants $0 · events $3,746
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Interest | $63,169 | $48,722 | $14,447 | - | 62.0% | |
| Depreciation and depletion | $9,606 | $9,606 | - | - | 9.4% | |
| Other (as described) | UTILITIES | $8,812 | $8,812 | - | - | 8.7% |
| Pay: officers, directors, trustees, key employees | $6,000 | - | - | $6,000 | 5.9% | |
| Insurance | $4,610 | $4,610 | - | - | 4.5% | |
| All other expenses | $3,400 | $1,395 | $2,005 | - | 3.3% | |
| Other (as described) | VOLUNTEER EXPENSES | $1,661 | - | $1,661 | - | 1.6% |
| Other (as described) | TELEPHONE & COMMUNICATION | $1,633 | - | $1,633 | - | 1.6% |
| Other (as described) | SUPPLIES | $1,444 | - | $1,444 | - | 1.4% |
| Advertising and promotion | $582 | - | - | $582 | 0.6% | |
| Fees: other services | $500 | $500 | - | - | 0.5% | |
| Office expenses | $450 | - | $450 | - | 0.4% | |
| Fundraising events Event | direct expenses; gross income $11,429 | $3,746 | reported apart | |||
| Total | $101,867 | 100% |
2021 · Form 990 · $109,544 spent · pay $0 · grants $0 · events $4,173
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Interest | $67,959 | $52,417 | $15,542 | - | 62.0% | |
| Other (as described) | REAL ESTATE TAXES | $20,613 | $20,613 | - | - | 18.8% |
| Fees: other services | $6,000 | - | $3,000 | $3,000 | 5.5% | |
| Insurance | $4,311 | $4,311 | - | - | 3.9% | |
| Other (as described) | UTILITIES | $4,083 | $4,083 | - | - | 3.7% |
| Other (as described) | VOLUNTEER EXPENSES | $4,052 | - | $4,052 | - | 3.7% |
| Fees: accounting | $1,325 | - | $1,325 | - | 1.2% | |
| Office expenses | $503 | - | $503 | - | 0.5% | |
| Other (as described) | SUPPLIES | $372 | $372 | - | - | 0.3% |
| All other expenses | $326 | - | $326 | - | 0.3% | |
| Fundraising events Event | direct expenses; gross income - | $4,173 | reported apart | |||
| Total | $109,544 | 100% |
2020 · Form 990 · $42,294 spent · pay $0 · grants $0 · events $147
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Fees: other services | $23,878 | - | $1,200 | $22,678 | 56.5% | |
| Interest | $5,767 | $4,448 | $1,319 | - | 13.6% | |
| Insurance | $4,359 | $4,359 | - | - | 10.3% | |
| Other (as described) | UTILITIES | $4,219 | $4,219 | - | - | 10.0% |
| Other (as described) | PROPERTY REPAIRS/SUPPLIES | $2,118 | $2,118 | - | - | 5.0% |
| Fees: legal | $1,287 | - | $1,287 | - | 3.0% | |
| Other (as described) | BANK SERVICE CHARGES | $175 | - | $175 | - | 0.4% |
| All other expenses | $173 | - | $173 | - | 0.4% | |
| Conferences, conventions and meetings | $147 | - | $147 | - | 0.3% | |
| Other (as described) | REAL ESTATE TAXES | $116 | $116 | - | - | 0.3% |
| Office expenses | $55 | - | $55 | - | 0.1% | |
| Total | $42,294 | 100% |
2019 · Form 990 · $50 spent · pay $0 · grants $0 · events $0
| Line | As described | Total | Program | Management | Fundraising | Share |
|---|---|---|---|---|---|---|
| Other (as described) | LICENSES & FEES | $50 | - | $50 | - | 100.0% |
| Total | $50 | 100% |