The Gustavo Posse Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like The Gustavo Posse Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 74-6521599

Foundation Overview

Based in Boston, MA, The Gustavo Posse Foundation has awarded 179 grants totaling $1,377,500 to organizations in Virginia, California and 3 other states, plus international recipients. Individual grants range from $500 to $50,000, with a median award of $5,000.

Latest Tax Year
2024
Total Giving (all years)
$1,377,500
Total Assets
$2,837,704
Median Grant (all grants)
$5,000

Latest Form 990-PF Snapshot

Total Grants
21
Median Grant
$5,000
% No Significant Change
0% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: February 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Balanced Approach: 33%

7 of 21 recipients (33%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.

Geographic Focus
International

Grants are geographically diversified with 37% in international locations and funding distributed across 21 total locations. This foundation values broad geographic impact and diverse community partnerships. Internationally, funding concentrates in Fraile Muerto (17%), Tupambae (14%), Arevalo (12%).

Funding Trajectory
-15%

Declining funding trend with 15% decrease over 8 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.

Program Areas
General Purposes + 2 others

Diversified giving across multiple program areas with primary emphasis on general purposes (43%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into The Gustavo Posse Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Vatican Museums $5,000 Rome, Foreign, IT General Support 2024
Utu $10,000 Fraile Muerto, CERRO LARGO, UY Education Grant 2024
Unhcr $5,000 Washington, DC, US General Support 2024
The Catholic Conventode Sta $10,000 Arequipa, AREQUIPA, PE General Support 2024
Sociedad Rural $5,000 Arevalo, CERRO LARGO, UY General Purpose 2024
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2024
Public Library Of Town Fraile Muerto $5,000 Fraile Muerto, CERRO LARGO, UY General Support 2024
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, Foreign, AR General Support 2024
Louvre Museum $10,000 Paris, Foreign, FR General Support 2024
La Vida Foundation $5,000 Lynn, MA, US General Purpose 2024
Elementary School 9 $10,000 Tupambae, CERRO LARGO, UY Education Grant 2024
Elementary School 55 $5,000 Costas De Jose, MALDONADO, UY Education Grant 2024
Elementary School 19 $5,000 Santa Clara De Olimar, TRIENTA Y TRES, UY Education Grant 2024
Elementary School #100 $5,000 Cerros De Peniarol, CERRO LARGO, UY Education Grant 2024
Elementary School #89 $5,000 Pablo Paez, CERRO LARGO, UY Education Grant 2024
Elementary School #76 $5,000 Caniada Brava, CERRO LARGO, UY Education Grant 2024
Elementary School #9 $5,000 Arevalo, CERRO LARGO, UY Education Grant 2024
Elementary School #66 $5,000 Cerros De Las Centas, CERRO LARGO, UY Education Grant 2024
Elementary School #36 $5,000 Cuchilla Del Carmen, CERRO LARGO, UY Education Grant 2024
Catholic Archdiocese Of Maldonado $10,000 Madonado, MALDONADO, UY General Support 2024
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2024
Vatican Museums $5,000 Rome, Foreign, IT General Support 2023
Unhcr $5,000 Washington, DC, US General Support 2023
The Catholic Conventode Sta $10,000 Arequipa, AREQUIPA, PE General Support 2023
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2023
Public Library Of Town Fraile Muerto $5,000 Fraile Muerto, CERRO LARGO, UY General Support 2023
Municipality Of Tupambae $5,000 Cerro Largo, Foreign, UY General Support 2023
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, Foreign, AR General Support 2023
Louvre Museum $10,000 Paris, Foreign, FR General Support 2023
Liceo Rural De Tupambae $5,000 Paso Pereira, CERRO LARGO, UY General Support 2023
La Vida Foundation $5,000 Lynn, MA, US General Purpose 2023
Elementary School #38 $5,000 Paso Pereira, MONTEVIDEO, UY Educatiom Grant 2023
Elementary School 9 $5,000 Tupambae, CERRO LARGO, UY Education Grant 2023
Elementary School #122 $5,000 Palleros, CERRO LARGO, UY Education Grant 2023
Elementary School #55 $5,000 La Esperanza, CERRO LARGO, UY Education Grant 2023
Elementary School #61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2023
Elementary School 55 $5,000 Costas De Jose, MALDONADO, UY Education Grant 2023
Elementary School 15 $5,000 Garao, CERRO LARGO, UY Education Grant 2023
Elementary School 19 $5,000 Santa Clara De Olimar, TRIENTA Y TRES, UY Education Grant 2023
Elementary School #4 $5,000 Fraile Muerto, CERRO LARGO, UY Education Grant 2023
Catholic Archdiocese Of Melo $5,000 Cerro Largo, CERRO LARGO, UY General Support 2023
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2023
Elementary School #36 $5,000 Cuchilla Del Carmen, CERRO LARGO, UY Education Grant 2023
Elementary School #89 $5,000 Pablo Paez, CERRO LARGO, UY Education Grant 2023
Elementary School #40 $5,000 Sierras De Garzon, MALDONADO, UY Education Grant 2023
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2022
The Catholic Conventode Sta $10,000 Arequipa, AREQUIPA, PE General Support 2022
La Vida Foundation $5,000 Lynn, MA, US General Purpose 2022
Elementary School 71 $5,000 Campamento, CERRO LARGO, UY Education Grant 2022
Elementary School 110 $5,000 Los Moiles, CERRO LARGO, UY Education Grant 2022
Catholic Archdiocese Of Melo $25,000 Cerro Largo, Foreign, UY General Support 2022
Fundacion Teleton Uruguay $5,000 Montevideo, MONTEVIDEO, UY General Support 2022
Elementary School 19 $5,000 Santa Clara De Olimar, TRIENTA Y TRES, UY Education Grant 2022
Liceo Rural De Tupambae $5,000 Paso Pereira, CERRO LARGO, UY General Support 2022
Elementary School 55 $5,000 Cerro Largo, Foreign, UY Education Grant 2022
Elementary School 61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2022
Elementary School 76 $5,000 Cerro Largo, Foreign, UY Education Grant 2022
Elementary School 9 $10,000 Tupambae, CERRO LARGO, UY Education Grant 2022
Louvre Museum $10,000 Paris, Foreign, FR General Support 2022
Malba - Museo De Arte Latinoamericano $5,000 Buenos Aires, Foreign, AR General Support 2022
Municipality Of Arevalo $5,000 Cerro Largo, Foreign, UY General Support 2022
Public Library Of Town Fraile Muerto $5,000 Fraile Muerto, CERRO LARGO, UY General Support 2022
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2022
Unhcr $5,000 Washington, DC, US General Support 2022
Vatican Museums $5,000 Rome, Foreign, IT General Support 2022
Elementary School 52 $5,000 La Paloma, ROCHA, UY Education Grant 2022
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2022
The Catholic Conventode Sta $10,000 Arequipa, AREQUIPA, PE General Support 2022
La Vida Foundation $5,000 Lynn, MA, US General Purpose 2022
Elementary School 71 $5,000 Campamento, CERRO LARGO, UY Education Grant 2022
Elementary School 110 $5,000 Los Moiles, CERRO LARGO, UY Education Grant 2022
Catholic Archdiocese Of Melo $25,000 Cerro Largo, Foreign, UY General Support 2022
Fundacion Teleton Uruguay $5,000 Montevideo, MONTEVIDEO, UY General Support 2022
Elementary School 19 $5,000 Santa Clara De Olimar, TRIENTA Y TRES, UY Education Grant 2022
Liceo Rural De Tupambae $5,000 Paso Pereira, CERRO LARGO, UY General Support 2022
Elementary School 55 $5,000 Cerro Largo, Foreign, UY Education Grant 2022
Elementary School 61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2022
Elementary School 76 $5,000 Cerro Largo, Foreign, UY Education Grant 2022
Elementary School 9 $10,000 Tupambae, CERRO LARGO, UY Education Grant 2022
Louvre Museum $10,000 Paris, Foreign, FR General Support 2022
Malba - Museo De Arte Latinoamericano $5,000 Buenos Aires, Foreign, AR General Support 2022
Municipality Of Arevalo $5,000 Cerro Largo, Foreign, UY General Support 2022
Public Library Of Town Fraile Muerto $5,000 Fraile Muerto, CERRO LARGO, UY General Support 2022
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2022
Unhcr $5,000 Washington, DC, US General Support 2022
Vatican Museums $5,000 Rome, Foreign, IT General Support 2022
Elementary School 52 $5,000 La Paloma, ROCHA, UY Education Grant 2022
Buenos Aires Cricket & Rugby Club $20,000 Buenos Aires, BUENOS AIRES, AR General Support 2021
Caf America $1,000 Alexandria, VA, US General Support 2021
Ogec School $5,000 Mayenne, MAYENNE, FR General Support 2021
Elementary School 100 $5,000 Cerros Deo Peniarol, CERRO LARGO, UY Education Grant 2021
Elementary School 134 $5,000 El Cordobes, CERRO LARGO, UY Education Grant 2021
Elementary School 36 $5,000 Cuchilla Del Carmen, CERRO LARGO, UY Education Grant 2021
Elementary School 38 $5,000 Paso Pereira, CERRO LARGO, UY Education Grant 2021
Elementary School 52 $10,000 La Paloma, ROCHA, UY Education Grant 2021
Elementary School 61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2021
Elementary School 89 $5,000 Pablo Paez, CERRO LARGO, UY Education Grant 2021
Elementary School 9 $5,000 Tupambae, CERRO LARGO, UY Education Grant 2021
Louvre Museum $10,000 Paris, N/A, FR General Support 2021
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, N/A, AR General Support 2021
Municipality Of Arevalo $5,000 Cerro Largo, N/A, UY General Support 2021
Public Library Of Town Fraile Muerto $5,000 Fraile Muerto, CERRO LARGO, UY General Support 2021
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2021
The People For Puerto Rico In The Usa Inc $10,000 Boston, MA, US General Support 2021
Unhcr $5,000 Washington, DC, US General Support 2021
Vatican Museums $5,000 Rome, N/A, IT General Support 2021
Teddy Bear Project $1,000 Nairobi, N/A, KE General Support 2021
Direccion Nacional De Identificacion Civil (dnic) $500 Maldobado, N/A, UY General Purpose 2021
Elementary School 40 $5,000 Maldonado, N/A, UY General Support 2021
Elementary School 13 $5,000 Cerro Largo, N/A, UY General Support 2021
Elementary School 47 $10,000 Treinta Y Tres, N/A, UY General Support 2021
Elementary School 55 $5,000 Cerro Largo, N/A, UY General Support 2021
Elementary School 76 $5,000 Cerro Largo, N/A, UY General Support 2021
Copahdim Comision Padres De Hogares $5,000 Cerro Largo, N/A, UY General Purpose 2021
Buenos Aires Cricket & Rugby Club $20,000 Buenos Aires, BUENOS AIRES, AR General Support 2020
Catholic Convento De Sta $10,000 Arequipa, PERU, PE General Support 2020
Elementary School 100 $3,000 Cerros Deo Peniarol, CERRO LARGO, UY Education Grant 2020
Elementary School 36 $10,000 Cuchilla Del Carmen, CERRO LARGO, UY Education Grant 2020
Elementary School 38 $3,000 Paso Pereira, CERRO LARGO, UY Education Grant 2020
Elementary School 134 $5,000 El Cordobes, CERRO LARGO, UY Education Grant 2020
Elementary School 52 $10,000 La Paloma, ROCHA, UY Education Grant 2020
Elementary School 61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2020
Elementary School 89 $3,000 Pablo Paez, CERRO LARGO, UY Education Grant 2020
Elementary School 9 $20,000 Tupambae, CERRO LARGO, UY Education Grant 2020
Caf America $1,000 Alexandria, VA, US General Support 2020
Louvre Museum $10,000 Paris, N/A, FR General Support 2020
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, N/A, AR General Support 2020
Municipality Of Arevalo $5,000 Cerro Largo, N/A, UY General Support 2020
Public Library Of Town Fraile Muerto $10,000 Fraile Muerto, CERRO LARGO, UY General Support 2020
Sheldrick Wildlife Trust Usa $5,000 Laguna Hills, CA, US General Purpose 2020
The People For Puerto Rico In The Usa Inc $10,000 Boston, MA, US General Support 2020
Unhcr $5,000 Washington, DC, US General Support 2020
Vatican Museums $5,000 Rome, N/A, IT General Support 2020
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2018
Catholic Apostolic Church Of Tupambae $10,000 Lima, PERU, PE General Support 2018
Elementary School 40 $5,000 Sierras De Garzon, MALDONADO, UY Education Grant 2018
Elementary School 133 $5,000 Paso Del Gordo, CERRO LARGO, UY Education Grant 2018
Elementary School 36 $5,000 Cuchilla Del Carmen, CERRO LARGO, UY Education Grant 2018
Elementary School 52 $10,000 La Paloma, ROCHA, UY Education Grant 2018
Elementary School 61 $10,000 Arevalo, CERRO LARGO, UY Education Grant 2018
Elementary School 9 $10,000 Tupambae, CERRO LARGO, UY Education Grant 2018
The Pople For Puerto Rico In The Usa Inc $10,000 Puetro Rico, N/A, RQ General Support 2018
Inversant Inc $5,000 Boston, MA, US General Support 2018
Unhcr $10,000 Geneva, GENEVA, SZ General Support 2018
Louvre Museum $10,000 Paris, PARIS, FR General Support 2018
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2018
Municipality Of Arevalo $10,000 Cerro Largo, CERRO LARGO, UY General Support 2018
Public Library Of Town Fraile Muerto $10,000 Fraile Muerto, CERRO LARGO, UY General Support 2018
Vatican Museums $5,000 Rome, ROME, IT General Support 2018
Wolfgang Sebastian Ribeiro Couto Fund $15,000 Buenos Aires, N/A, AR General Purpose 2018
Buenos Aires Cricket & Rugby Club $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2017
Elementary School 52 $10,000 La Paloma, ROCHA, UY Education Grant 2017
Elementary School 9 $10,000 Tupambae, CERRO LARGO, UY Education Grant 2017
Inversant Inc $5,000 Boston, MA, US General Support 2017
Jockey Club School $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2017
Louvre Museum $10,000 Paris, PARIS, FR General Support 2017
Malba - Museo De Arte Latinoamericano $10,000 Buenos Aires, BUENOS AIRES, AR General Support 2017
Public Library Of Town Fraile Muerto $10,000 Fraile Muerto, CERRO LARGO, UY General Support 2017
Municipality Of Arevalo $20,000 Cerro Largo, CERRO LARGO, UY General Support 2017
Hurricane Maria Help $5,000 San Juan, PR, US General Support 2017
Vatican Museums $5,000 Rome, ROME, IT General Support 2017
Catholic Apostolic Church Of Tupambae $20,000 Cerro Largo, CERRO LARGO, UY General Support 2017
Elementary School 36 $5,000 Cerro Largo, CERRO LARGO, UY Education Grant 2017
Elementary School 133 $5,000 Cerro Largo, CERRO LARGO, UY Education Grant 2017
Elementary School 61 $10,000 Cerro Largo, CERRO LARGO, UY Education Grant 2017
Ecole Sainte Marthe $10,000 St Germain Danxurre, ST. GERMAIN D'ANX, FR Education Grant 2017
Museum Chateau Saint-gery $10,000 Rabastens, N/A, FR General Support 2016
Louvre Museum $10,000 Paris, N/A, FR General Support 2016
Inversant Inc $5,000 Boston, MA, US General Support 2016
Buenos Aires Cricket & Rugby Club $5,000 Buenos Aires, BUENOS AIRES, AR General Support 2016
Malba - Museo De Arte Latinoamericano $5,000 Buenos Aires, BUENOS AIRES, AR General Support 2016
Catholic Apostolic Church Of Tupambae $10,000 Cerro Largo, CERRO LARGO, UY General Support 2016
Elementary School 52 $10,000 La Paloma, ROCHA, UY Education Grant 2016
Elementary School 9 $20,000 Tupambae, CERRO LARGO, UY Education Grant 2016
Campo-garzon $50,000 New York, NY, US General Support 2016
Elementary School 82 $10,000 Laguna Del Junco, CERRO LARGO, UY Education Grant 2016
Public Library Of Town Fraile Muerto $10,000 Fraile Muerto, CERRO LARGO, UY General Support 2016
Elementary School 30 $10,000 Pueblo, MALDONADO, UY Education Grant 2016
Jockey Club School $10,000 Buenos Aires, N/A, AR General Support 2016

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Contact Information

Official contact details for The Gustavo Posse Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 74-6521599
Website N/A
Address 100 BELVIDERE ST 10TH FLOOR E Boston, MA 02199-0000

Key People (2)

Board members, trustees, and key staff who oversee The Gustavo Posse Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Trustee Gustavo Posse
Trustee Aurelia Grizzi

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for The Gustavo Posse Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

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Research Applications

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Data Currency: Last updated February 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.