Nonprofit · EIN 94-2788812
TRANSITION ZONE HORTICULTURAL INSTITUTE INC
Also known as THE ARBORETUM AT FLAGSTAFF
Tax-exempt · FLAGSTAFF, AZ 86005
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $937,704 | $732,487 | $205,217 | $2,846,415 | $171,326 | $2,675,089 |
| December 31, 2023 | 990 | $854,611 | $734,725 | $119,886 | $2,682,925 | $174,398 | $2,508,527 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $353,448
- Membership dues
- $49,746
- Program service revenue
- $137,259
- Investment income
- $170,567
- Net rental income
- $144,210
- Net income from fundraising events
- $42,180
- Net income from sales of inventory
- $41,403
- Other revenue
- $276,430
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $83,438
- Other salaries and wages
- $283,082
- Salaries, compensation and benefits (total)
- $397,217
- Professional fundraising fees
- $0
- Legal fees
- $110
- Accounting fees
- $23,400
- Occupancy
- $62,083
- Depreciation
- $83,748
- Program services (functional)
- $471,913
- Management and general (functional)
- $196,796
- Fundraising (functional)
- $60,077
Balance sheet and other
- Total assets, start of year
- $2,682,925
- Total assets, end of year
- $2,846,415
- Total liabilities, end of year
- $171,326
- Net assets, end of year
- $2,675,089
- Land, buildings and equipment
- $1,278,812
- Publicly traded securities
- $1,155,088
- Net assets without donor restrictions
- $1,702,171
- Net assets with donor restrictions
- $972,918
- Gross receipts
- $984,549
- Employees
- 16
- Year formed
- 1981
- State of legal domicile
- AZ
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 |
|---|---|---|---|
| Nathaniel O'Meara | Executive Director Key employee, Highest-paid employee | 50 | $83,438 |
| Dennis Kruse | President Trustee or director, Officer | 1.25 | $0 |
| Lexi Fojtik | Vice President Trustee or director, Officer | 0.5 | $0 |
| Ellen Wade | Secretary Trustee or director, Officer | 1.25 | $0 |
| Kristine Bellmore | Treasurer Trustee or director, Officer | 1.25 | $0 |
| Rosemary Lamberson | Trusteee Trustee or director | 0.5 | $0 |
| Megen Dreher | Trustee Trustee or director | 0.5 | $0 |
| James Allen | Trustee Trustee or director | 0.5 | $0 |
| Brian Webb | Trustee Trustee or director | 0.5 | $0 |
| Loni Shapiro | Trustee Trustee or director | 0.5 | $0 |
| Austin Leggett | Trustee Trustee or director | 0.5 | $0 |
| Celia Holm | Trustee Trustee or director | 0.5 | $0 |
| Robyn Cass | Trustee Trustee or director | 0.5 | $0 |
| Shandiin Tallman | Trustee Trustee or director | 0.5 | $0 |
| David Grede | Trustee Trustee or director | 0.5 | $0 |
1 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Liza Holeski | Trustee Trustee or director | 0.5 | $0 |
990 for the year ended December 31, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Nathaniel O'Meara | Executive Director Key employee, Highest-paid employee | 50 | $81,008 |
| James Allen | President Trustee or director, Officer | 6 | $0 |
| Dennis Kruse | Vice President Trustee or director, Officer | 3 | $0 |
| Ellen Wade | Secretary Trustee or director, Officer | 6 | $0 |
| Megan Momeyer | Treasurer Trustee or director, Officer | 6 | $0 |
| Charlie Odegaard | Trusteee Trustee or director | 2 | $0 |
| Alek Mendoza | Trustee Trustee or director | 2 | $0 |
| Terry Jordon | Trustee Trustee or director | 2 | $0 |
| Brian Webb | Trustee Trustee or director | 2 | $0 |
| Loni Shapiro | Trustee Trustee or director | 2 | $0 |
| Austin Leggett | Trustee Trustee or director | 2 | $0 |
| Celia Holm | Trustee Trustee or director | 2 | $0 |
| Lexi Fojtik | Trustee Trustee or director | 2 | $0 |
Address and contacts
- Address (IRS master file)
- 4001 S WOODY MOUNTAIN RD, FLAGSTAFF, AZ 86005-8775
- In care of
- % NATHANIEL B OMEARA
- Principal officer (990 for 2024)
- Nathaniel B O'Meara, 4001 S Woody Mountain Road, Flagstaff, AZ 86005
- Signed the 990
- Nathaniel B O'Meara, Executive Director
- Phone
- (928) 774-1442
- Website
- www.thearb.org
- Return prepared by
- Anderson Enterprises Alaska
Mission
To increase the appreciation, understanding, and conservation of plants and plant communities native to the Colorado Plateau.
Program accomplishments
- Public Botanical Gardens - Our primary goal is the preservation and exhibit of live plants of the Colorado Plateau and adaptive species so that visitors whoexperience our gardensor attend our community events, gain an understanding of horticulture and conservation principles and techniques as well as exposure to native plants, wildlife and ecology in an outdoor environment.Expenses $188,765 · revenue $194,739
- Conservation of Native Plants - Our horticulture and conservation departments work to preserve native plants at riskby providing native plant and ecological information, conductingrestoration and citizens science projects, on site display garden development and interpretation, and in-house plant propagation and community plant sales.Expenses $188,765 · revenue $194,739
- Environmental Education - our onsite education programs for children include school field trips. in-class programing, and summer camps For adults, our programs include docent training courses, guided nature walks, seminars, lectures, and hands-on workshops.Expenses $94,383 · revenue $51,483
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
- 94-2788812
- 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
- 1982
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C40)
- Assets (IRS master file)
- $2,846,415
- Income (IRS master file)
- $984,549
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $937,704 | $732,487 | $2,846,415 | IRS |
| 990 | December 2023 | $854,611 | $734,725 | $2,682,925 | XML |
| 990 | December 2022 | $665,723 | $976,732 | $2,514,703 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
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 94-2788812).
Questions about TRANSITION ZONE HORTICULTURAL INSTITUTE INC
- What is the EIN of TRANSITION ZONE HORTICULTURAL INSTITUTE INC?
- The employer identification number (EIN) of TRANSITION ZONE HORTICULTURAL INSTITUTE INC is 94-2788812.
- Is TRANSITION ZONE HORTICULTURAL INSTITUTE INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1982.
- Are donations to TRANSITION ZONE HORTICULTURAL INSTITUTE INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does TRANSITION ZONE HORTICULTURAL INSTITUTE INC 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 TRANSITION ZONE HORTICULTURAL INSTITUTE INC 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 TRANSITION ZONE HORTICULTURAL INSTITUTE INC 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 TRANSITION ZONE HORTICULTURAL INSTITUTE INC?
- The 990 for the year ended December 31, 2024 names Nathaniel B O'Meara.
- Who are the officers and directors of TRANSITION ZONE HORTICULTURAL INSTITUTE INC?
- The 990 for the year ended December 31, 2024 lists 16 people; 1 received compensation from the organization, the highest $83,438 (Nathaniel O'Meara, Executive Director).
- How much revenue does TRANSITION ZONE HORTICULTURAL INSTITUTE INC have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $937,704, expenses of $732,487 and total assets of $2,846,415 at year end.
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- GREATER FLAGSTAFF FORESTS PARTNERSHIP INC EIN 86-0905240 · last filed 990 for 2025
- WILLOW BEND ENVIRONMENTAL EDUCATION CENTER EIN 86-0376501 · last filed 990 for 2025