Grants paid by The Sonoran Institute Inc
EIN 86-0684610 · Tucson, AZ · Form 990, Schedule I · NTEE B99
The Sonoran Institute Inc of Tucson, AZ (EIN 86-0684610) reported 24 grants paid totaling $335,062 to 24 recipients in tax years 2018–2025, on Form 990, Schedule I. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$335,062
24 grants
Recipients
24
distinct organizations
Tax years
2018–2025
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 4 | $73,303 | — |
| 2021 | 1 | $10,000 | — |
| 2022 | 3 | $30,000 | — |
| 2023 | 4 | $37,056 | — |
| 2024 | 6 | $67,500 | — |
| 2025 | 6 | $117,203 | — |
Top recipients
The 24 recipients receiving the most from The Sonoran Institute Inc, by grants paid, out of 24 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Tucson Bird Alliance 86-6053779 | A | Tucson, AZ | 1 | $69,775 | 2025 |
| The Nature Conservancy 53-0242652 | A | Arlington, VA | 1 | $31,000 | 2018 |
| Lighthawk 84-0852104 | A | Fort Collins, CO | 1 | $30,303 | 2018 |
| San Luis Valley 26-3591124 | A | Alamosa, CO | 1 | $20,000 | 2024 |
| Head Waters Alliance 81-4405786 | A | Creede, CO | 1 | $10,000 | 2024 |
| Board Public Utility 83-6000043 | A | Cheyenne, WY | 1 | $10,000 | 2024 |
| San Xavier District of the Tohono O'odam Nation 86-0630296 | A | Tucson, AZ | 1 | $10,000 | 2023 |
| Town of Ridgway | U | Ridgway, CO | 1 | $10,000 | 2025 |
| Larimer County 84-6000779 | A | Fort Collins, CO | 1 | $10,000 | 2022 |
| City of Globe | U | Globe, AZ | 1 | $10,000 | 2024 |
| City of Longmont | U | Longmont, CO | 1 | $10,000 | 2024 |
| County of Grand | U | Hot Sulphur Springs, CO | 1 | $10,000 | 2022 |
| Pueblo County Government 84-6000797 | A | Pueblo, CO | 1 | $10,000 | 2021 |
| Town of Platteville | U | Platteville, CO | 1 | $10,000 | 2023 |
| Indio Water Authority 90-0964624 | A | Indio, CA | 1 | $10,000 | 2025 |
| City of Thornton | U | Thornton, CO | 1 | $10,000 | 2022 |
| Del Corazon Consulting 82-2256397 | A | Salida, CO | 1 | $10,000 | 2023 |
| City of Rialto | U | Rialto, CA | 1 | $10,000 | 2025 |
| Town of Superior | U | Superior, CO | 1 | $9,290 | 2025 |
| Town of Frederick | U | Frederick, CO | 1 | $8,138 | 2025 |
| City of Greeley | U | Greeley, CO | 1 | $7,500 | 2024 |
| West Consultants Inc 33-0303017 | A | Salem, OR | 1 | $7,056 | 2023 |
| Watershed Management Group Inc 20-0637567 | A | Tucson, AZ | 1 | $7,000 | 2018 |
| Town of Rico | U | Rico, CO | 1 | $5,000 | 2018 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 24 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Tucson Bird Alliance Tucson, AZ | A | $69,775 | paid | 202601349349310820 | |
| 2025 | City of Rialto Rialto, CA | U | $10,000 | paid | 202601349349310820 | |
| 2025 | Indio Water Authority Indio, CA | A | $10,000 | paid | 202601349349310820 | |
| 2025 | Town of Ridgway Ridgway, CO | U | $10,000 | paid | 202601349349310820 | |
| 2025 | Town of Superior Superior, CO | U | $9,290 | paid | 202601349349310820 | |
| 2025 | Town of Frederick Frederick, CO | U | $8,138 | paid | 202601349349310820 | |
| 2024 | San Luis Valley Alamosa, CO | A | $20,000 | paid | 202521019349301322 | |
| 2024 | City of Globe Globe, AZ | U | $10,000 | paid | 202521019349301322 | |
| 2024 | Head Waters Alliance Creede, CO | A | $10,000 | paid | 202521019349301322 | |
| 2024 | City of Longmont Longmont, CO | U | $10,000 | paid | 202521019349301322 | |
| 2024 | Board Public Utility Cheyenne, WY | A | $10,000 | paid | 202521019349301322 | |
| 2024 | City of Greeley Greeley, CO | U | $7,500 | paid | 202521019349301322 | |
| 2023 | San Xavier District of the Tohono O'odam Nation Tucson, AZ | A | $10,000 | paid | GENERAL SUPPORT | 202441369349303989 |
| 2023 | Town of Platteville Platteville, CO | U | $10,000 | paid | GENERAL SUPPORT | 202441369349303989 |
| 2023 | Del Corazon Consulting Salida, CO | A | $10,000 | paid | GENERAL SUPPORT | 202441369349303989 |
| 2023 | West Consultants Inc Salem, OR | A | $7,056 | paid | GENERAL SUPPORT | 202441369349303989 |
| 2022 | Larimer County Fort Collins, CO | A | $10,000 | paid | SUPPORT | 202341359349314639 |
| 2022 | County of Grand Hot Sulphur Springs, CO | U | $10,000 | paid | SUPPORT | 202341359349314639 |
| 2022 | City of Thornton Thornton, CO | U | $10,000 | paid | SUPPORT | 202341359349314639 |
| 2021 | Pueblo County Government Pueblo, CO | A | $10,000 | paid | SUPPORT | 202241309349303409 |
| 2018 | The Nature Conservancy Arlington, VA | A | $31,000 | paid | Funding the Colorado River Delta Coordinator position within The Nature Conservancy based on a joint strategic plan for the Colorado Delta. | 201941349349305609 |
| 2018 | Lighthawk Fort Collins, CO | A | $30,303 | paid | Provides Flights for Monitoring and Delta Outreach effors. | 201941349349305609 |
| 2018 | Watershed Management Group Inc Tucson, AZ | A | $7,000 | paid | To build green infrastructure demonstration project in the Airport Wash sub-basin that address the impacts of flooding and urban heat island. Responsible for educating and engaging community leaders in the design and construction of the project. | 201941349349305609 |
| 2018 | Town of Rico Rico, CO | U | $5,000 | paid | Growing Water Smart Technical Assistance. | 201941349349305609 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990 | 2025 | 2025-06-30 | not stated | 2024v5.0 | 202601349349310820 |
| 990 | 2024 | 2024-06-30 | not stated | 2023v6.0 | 202521019349301322 |
| 990 | 2023 | 2023-06-30 | not stated | 2022v5.0 | 202441369349303989 |
| 990 | 2022 | 2022-06-30 | not stated | 2021v4.0 | 202341359349314639 |
| 990 | 2021 | 2021-06-30 | not stated | 2020v4.0 | 202241309349303409 |
| 990 | 2018 | 2018-06-30 | not stated | 2017v2.3 | 201941349349305609 |
Derived from IRS Form 990 e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/860684610.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.