Nonprofit · EIN 27-2379984
TAHOE INSTITUTE FOR NATURAL SCIENCE
Tax-exempt · INCLINE VLG, NV 89451
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $356,722 | $371,776 | -$15,054 | $267,781 | $12,673 | $255,108 |
| December 31, 2023 | 990 | $301,900 | $254,875 | $47,025 | $278,137 | $8,372 | $269,765 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $198,911
- of which government grants
- $5,000
- Program service revenue
- $145,619
- Investment income
- $1,732
- Net gain from sales of assets
- $256
- Net income from fundraising events
- $10,191
- Net income from sales of inventory
- $244
- Other revenue
- $10,460
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $89,425
- Other salaries and wages
- $135,570
- Salaries, compensation and benefits (total)
- $244,562
- Professional fundraising fees
- $0
- Accounting fees
- $3,455
- Occupancy
- $17,675
- Travel
- $9,995
- Program services (functional)
- $322,711
- Management and general (functional)
- $35,892
- Fundraising (functional)
- $13,173
Balance sheet and other
- Total assets, start of year
- $278,137
- Total assets, end of year
- $267,781
- Total liabilities, end of year
- $12,673
- Net assets, end of year
- $255,108
- Publicly traded securities
- $40,839
- Net assets without donor restrictions
- $250,137
- Net assets with donor restrictions
- $4,971
- Gross receipts
- $376,174
- Employees
- 4
- Volunteers
- 316
- Year formed
- 2010
- State of legal domicile
- NV
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 December 31, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Will Richardson | Executive Dir. Trustee or director, Officer | 60 | $75,914 | $2,277 |
| Ron Hemig | Chair Trustee or director, Officer | 3 | $0 | $0 |
| Kristine Mitchell | Vice-Chair Trustee or director, Officer | 3 | $0 | $0 |
| Markham Gross | Treasurer Trustee or director, Officer | 2 | $0 | $0 |
| Trevor Cornwell | Secretary Trustee or director, Officer | 2 | $0 | $0 |
| Tim Kosier | Director Trustee or director | 5 | $0 | $0 |
| Martin Swinehart | Director Trustee or director | 2 | $0 | $0 |
| Joy Barney | Director Trustee or director | 2 | $0 | $0 |
| Brain Wright | Director Trustee or director | 2 | $0 | $0 |
990 for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Will Richardson | Executive Dir. Trustee or director, Officer | 60 | $66,751 | $12,677 |
| Ron Hemig | Chair Trustee or director, Officer | 3 | $0 | $0 |
| Kristine Mitchell | Vice-Chair Trustee or director, Officer | 3 | $0 | $0 |
| Markham Gross | Treasurer Trustee or director, Officer | 2 | $0 | $0 |
| Jason Brothers | Secretary Trustee or director, Officer | 1 | $0 | $0 |
| Tim Kosier | Director Trustee or director | 5 | $0 | $0 |
| Martin Swinehart | Director Trustee or director | 2 | $0 | $0 |
| Joy Barney | Director Trustee or director | 2 | $0 | $0 |
| Brain Wright | Director Trustee or director | 2 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 948 INCLINE WAY, INCLINE VLG, NV 89451-9527
- Mailing address (990-N for 2010)
- PO Box 4289, Truckee CA 96160
- Principal officer (990 for 2024)
- Will Richardson, 948 Incline Way, Incline Village, NV 89451
- Principal officer (990-N for 2010)
- T Will Richardson, 16810 Glenshire Dr, Truckee CA 96161
- Signed the 990
- Will Richardson, Executive Director
- Phone
- (775) 298-0060
- Website
- www.TINSweb.org
- Return prepared by
- NICOLE S SACHSE CPA
Mission
To advance the natural history, conservation and ecosystem knowledge of the Tahoe region through science, education and outreach.
Program accomplishments
- EDUCATION: In 2024, we had a total of 5759 student contacts from over 22 different schools and homeschool groups. We provided in-school and field trip programs covering topics from insects, bats, birds, frogs, mammals, and geology. We presented 252 field trip programs, and 69 in-school programs, and gave 53 TINS nature day camps and camps/outings for other organizations (e.g. Courage Project, Boys and Girls Club of South Lake Tahoe). We hosted 727 children across nature camps.Expenses $143,256 · revenue $45,690
- RRESEARCH:TINS continued with our usual suite of Citizen Science coordination, including the Lake Tahoe Mid-winter Bald Eagle Survey, South Lake Tahoe Christmas Bird Count, Mid-winter Raptor Surveys in both Sierra and Carson valleys, North American Butterfly Association Butterfly Counts, and the annual Odonates Mini-blitz. We had 228 volunteers participate in these Citizen Science programs. We continued to participate in joint monitoring efforts of Peregrine Falcon nesting sites around the Tahoe/Truckee region. We continued snowshoe hare monitoring in California State Parks around the Lake Tahoe region, assisted NDOT with surveys for Federally Endangered Carson Wandering Skipper (Pseudocopaeodes eunus obscurus), and collaborated with USFS Region 5 scientists on the Tahoe Environmental Observation Network (TEON) project.Expenses $120,775 · revenue $82,501
- OUTREACH:In 2024, we engaged in a diversity of Outreach events and festivals, with much of our Outreach programming centered around our 4th triennial Tahoe Big Year birding event. We hosted 56 outings with 968 participants, and hosted 20 talks, with at least 745 participants. We took a more active role in promoting and coordinating the Sagehen Bio-blitz with 6 guides and 26 participants. We also attended several Earth Day festivals, the Mono Basin Bird Chautaqua, and the Truckee River Day festival, as well as hosting our own Lake Tahoe Bird Festival and Native Species Day, resulting in solid education engagement with approximately 1440 people.Expenses $58,680 · revenue $17,428
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 27-2379984
- 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
- 2010
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C30)
- Assets (IRS master file)
- $267,781
- Income (IRS master file)
- $376,174
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $356,722 | $371,776 | $267,781 | IRS |
| 990 | December 2023 | $301,900 | $254,875 | $278,137 | XML |
| 990 | December 2022 | $276,972 | $218,633 | $227,548 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-EZ | December 2018 | – | – | – | IRS |
| 990-N for 2010 Officer: T Will Richardson | December 31, 2010 | ≤ $50,000 receipts | – | – | e-Postcard |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 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 (search EIN 27-2379984).
Questions about TAHOE INSTITUTE FOR NATURAL SCIENCE
- What is the EIN of TAHOE INSTITUTE FOR NATURAL SCIENCE?
- The employer identification number (EIN) of TAHOE INSTITUTE FOR NATURAL SCIENCE is 27-2379984.
- Is TAHOE INSTITUTE FOR NATURAL SCIENCE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
- Are donations to TAHOE INSTITUTE FOR NATURAL SCIENCE tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does TAHOE INSTITUTE FOR NATURAL SCIENCE 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 TAHOE INSTITUTE FOR NATURAL SCIENCE due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did TAHOE INSTITUTE FOR NATURAL SCIENCE last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of TAHOE INSTITUTE FOR NATURAL SCIENCE?
- The 990 for the year ended December 31, 2024 names Will Richardson.
- Who are the officers and directors of TAHOE INSTITUTE FOR NATURAL SCIENCE?
- The 990 for the year ended December 31, 2024 lists 9 people; 1 received compensation from the organization, the highest $75,914 (Will Richardson, Executive Dir.).
- How much revenue does TAHOE INSTITUTE FOR NATURAL SCIENCE have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $356,722, expenses of $371,776 and total assets of $267,781 at year end.
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- DAVE AND CHERYL DUFFIELD FOUNDATION EIN 47-4279721 · last filed 990-PF for 2024
- LM NEWMAN FAMILY FOUNDATION EIN 94-3215798 · last filed 990-PF for 2025
- TAHOE COMMUNITY FOUNDATION EIN 88-0362053 · last filed 990 for 2025
- DAVIDSON INSTITUTE FOR TALENT DEVELOPMENT EIN 88-0427864 · last filed 990 for 2025
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