Grants paid by Mark & Carolyn Guidry Foundation
EIN 94-3185161 · Los Altos, NV · Form 990-PF, Part XV
Mark & Carolyn Guidry Foundation of Los Altos, NV (EIN 94-3185161) reported 56 grants paid totaling $1,517,500 to 29 recipients in tax years 2018–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$1,517,500
56 grants
Recipients
29
distinct organizations
Tax years
2018–2024
4 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 21 | $215,500 | — |
| 2020 | 14 | $211,000 | — |
| 2023 | 11 | $553,000 | — |
| 2024 | 10 | $538,000 | — |
Top recipients
The 29 recipients receiving the most from Mark & Carolyn Guidry Foundation, by grants paid, out of 29 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Sierra Nevada Children's Museum 94-3156964 | B | Truckee, CA | 4 | $802,000 | 2024 |
| San Jose State University | U | San Jose, CA | 3 | $225,000 | 2024 |
| Sjsu | U | San Jose, CA | 1 | $75,000 | 2018 |
| Iowa State University 23-7149557 | B | Ames, IA | 4 | $70,000 | 2024 |
| Chico State University | U | Chico, CA | 2 | $50,000 | 2023 |
| University of Washington 22-2764358 | B | Seattle, WA | 3 | $45,000 | 2024 |
| Cal Poly San Luis Obispo | U | San Luis Obispo, CA | 2 | $40,000 | 2024 |
| Cal Poly 95-1648180 | D | San Luis Obispo, CA | 2 | $28,500 | 2020 |
| Acacia Fraternity Foundation 35-1778332 | C | Indianapolis, IN | 1 | $27,000 | 2018 |
| UW | U | Seattle, WA | 1 | $25,000 | 2018 |
| Raft 95-4819417 | C | San Jose, CA | 4 | $20,000 | 2024 |
| Lafourche Parish Schools 72-0595633 | D | Thibodaux, LA | 3 | $15,000 | 2024 |
| King City High School | U | King City, CA | 4 | $13,000 | 2024 |
| Unlv Engineering | U | Las Vegas, NV | 1 | $12,000 | 2018 |
| Unlv Arts | U | Las Vegas, NV | 1 | $12,000 | 2018 |
| Cleveland Clinic -Keep Memory Alive | U | Las Vegas, NV | 1 | $10,000 | 2020 |
| Children's Discovery Museum 94-3178735 | D | San Jose, CA | 4 | $8,000 | 2024 |
| Las Vegas Natural History Museum 88-0256389 | B | North Las Vegas, NV | 2 | $6,000 | 2020 |
| Hattiesburg High School | U | Hattiesburg, MS | 2 | $6,000 | 2020 |
| Bitterwater Tully School | U | King City, CA | 2 | $6,000 | 2024 |
| Big and Digital Distributor of Files for Museums and Attractions | U | Las Vegas, NV | 1 | $5,000 | 2018 |
| Lafourche Parish School | U | Thibodaux, LA | 1 | $5,000 | 2018 |
| Bitterwater Tully Ptf | U | King City, CA | 1 | $4,000 | 2018 |
| Tahoe Truckee Usd | U | Truckee, CA | 1 | $2,000 | 2018 |
| Tahoe Truckee Excellence in Educati | U | Truckee, CA | 1 | $2,000 | 2020 |
| Saratoga High School Foundation C/O Saratoga High School | U | Saratoga, CA | 1 | $1,500 | 2018 |
| L V Children's Discovery Museum | U | Las Vegas, NV | 1 | $1,000 | 2018 |
| Saratoga Music Boosters C/O Saratoga High School | U | Saratoga, CA | 1 | $1,000 | 2018 |
| Saratoga Educational Foundation 94-2853969 | C | Saratoga, CA | 1 | $500 | 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 56 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Sierra Nevada Children's Museum Truckee, CA | B | $400,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | San Jose State University San Jose, CA | U | $75,000 | paid | CHARITBALE GRANT | 202512749349100906 |
| 2024 | Cal Poly San Luis Obispo San Luis Obispo, CA | U | $25,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | University of Washington Seattle, WA | B | $10,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | Iowa State University Ames, IA | B | $10,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | Raft San Jose, CA | C | $5,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | Lafourche Parish Schools Thibodaux, LA | D | $5,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | King City High School King City, CA | U | $3,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | Bitterwater Tully School King City, CA | U | $3,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2024 | Children's Discovery Museum San Jose, CA | D | $2,000 | paid | CHARITABLE GRANT | 202512749349100906 |
| 2023 | Sierra Nevada Children's Museum Truckee, CA | B | $400,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | San Jose State University San Jose, CA | U | $75,000 | paid | CHARITBALE GRANT | 202401779349100730 |
| 2023 | Chico State University Chico, CA | U | $25,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Cal Poly San Luis Obispo San Luis Obispo, CA | U | $15,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Iowa State University Ames, IA | B | $10,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | University of Washington Seattle, WA | B | $10,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Lafourche Parish Schools Thibodaux, LA | D | $5,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Raft San Jose, CA | C | $5,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Bitterwater Tully School King City, CA | U | $3,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | King City High School King City, CA | U | $3,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2023 | Children's Discovery Museum San Jose, CA | D | $2,000 | paid | CHARITABLE GRANT | 202401779349100730 |
| 2020 | San Jose State University San Jose, CA | U | $75,000 | paid | CHARITBALE GRANT | 202132459349100708 |
| 2020 | Cal Poly San Luis Obispo, CA | D | $25,000 | paid | OPERATION | 202132459349100708 |
| 2020 | Chico State University Chico, CA | U | $25,000 | paid | CHARITABLE GRANT | 202132459349100708 |
| 2020 | Iowa State University Ames, IA | B | $25,000 | paid | DEAN'S DISCRETIONARY FUND | 202132459349100708 |
| 2020 | University of Washington Seattle, WA | B | $25,000 | paid | ENGIN. DEAN'S FD, CT.R. FOR ENGIN. | 202132459349100708 |
| 2020 | Cleveland Clinic -Keep Memory Alive Las Vegas, NV | U | $10,000 | paid | CHARITABLE GRANT | 202132459349100708 |
| 2020 | Las Vegas Natural History Museum North Las Vegas, NV | B | $5,000 | paid | OPERATIONAL SUPPORT | 202132459349100708 |
| 2020 | Lafourche Parish Schools Thibodaux, LA | D | $5,000 | paid | CHARITABLE GRANTS | 202132459349100708 |
| 2020 | Raft San Jose, CA | C | $5,000 | paid | OPERATION | 202132459349100708 |
| 2020 | Hattiesburg High School Hattiesburg, MS | U | $3,000 | paid | LIBR. BKS, COMP. SOFTWARE & HARDWARE | 202132459349100708 |
| 2020 | King City High School King City, CA | U | $3,000 | paid | LIBRARY BOOKS | 202132459349100708 |
| 2020 | Children's Discovery Museum San Jose, CA | D | $2,000 | paid | CHARITABLE GRANT | 202132459349100708 |
| 2020 | Tahoe Truckee Excellence in Educati Truckee, CA | U | $2,000 | paid | LIBRARY BOOKS | 202132459349100708 |
| 2020 | Sierra Nevada Children's Museum Truckee, CA | B | $1,000 | paid | OPERATIONAL EXPENSES | 202132459349100708 |
| 2018 | Sjsu San Jose, CA | U | $75,000 | paid | GUIDRY FAM. PROF'SHIP & DEAN DISCRE | 201942109349100229 |
| 2018 | Acacia Fraternity Foundation Indianapolis, IN | C | $27,000 | paid | SUPPORT THE EDU. OBJECT OF THE AFF | 201942109349100229 |
| 2018 | Iowa State University Ames, IA | B | $25,000 | paid | DEAN'S DISCRETIONARY FUND | 201942109349100229 |
| 2018 | UW Seattle, WA | U | $25,000 | paid | ENGIN. DEAN'S FD, CT.R. FOR ENGIN. | 201942109349100229 |
| 2018 | Unlv Arts Las Vegas, NV | U | $12,000 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | Unlv Engineering Las Vegas, NV | U | $12,000 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | Raft San Jose, CA | C | $5,000 | paid | OPERATION | 201942109349100229 |
| 2018 | Lafourche Parish School Thibodaux, LA | U | $5,000 | paid | CHARITABLE GRANTS | 201942109349100229 |
| 2018 | Big and Digital Distributor of Files for Museums and Attractions Las Vegas, NV | U | $5,000 | paid | OPERATION | 201942109349100229 |
| 2018 | Bitterwater Tully Ptf King City, CA | U | $4,000 | paid | CLASSROOM ENHANCEMENT & BOOKS | 201942109349100229 |
| 2018 | King City High School King City, CA | U | $4,000 | paid | LIBRARY BOOKS | 201942109349100229 |
| 2018 | Cal Poly San Luis Obispo, CA | D | $3,500 | paid | OPERATION | 201942109349100229 |
| 2018 | Hattiesburg High School Hattiesburg, MS | U | $3,000 | paid | LIB. BKS, COMP. SOFTWARE & HARDWARE | 201942109349100229 |
| 2018 | Children's Discovery Museum San Jose, CA | D | $2,000 | paid | CHARITABLE GRANTS | 201942109349100229 |
| 2018 | Tahoe Truckee Usd Truckee, CA | U | $2,000 | paid | LIBRARY BOOKS | 201942109349100229 |
| 2018 | Saratoga High School Foundation C/O Saratoga High School Saratoga, CA | U | $1,500 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | Las Vegas Natural History Museum North Las Vegas, NV | B | $1,000 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | L V Children's Discovery Museum Las Vegas, NV | U | $1,000 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | Saratoga Music Boosters C/O Saratoga High School Saratoga, CA | U | $1,000 | paid | OPERATIONAL SUPPORT | 201942109349100229 |
| 2018 | Sierra Nevada Children's Museum Truckee, CA | B | $1,000 | paid | OPERATIONAL EXPENSES | 201942109349100229 |
| 2018 | Saratoga Educational Foundation Saratoga, CA | C | $500 | paid | CHARITABLE GRANTS | 201942109349100229 |
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 |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202512749349100906 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202401779349100730 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.0 | 202132459349100708 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201942109349100229 |
Derived from IRS Form 990-PF 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/943185161.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.