Gustavus And Louise Pfeiffer Research | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Gustavus And Louise Pfeiffer Research. Data shown is extracted from Form 990-PF filings.

EIN: 13-6086299

Foundation Overview

Based in Wilmington, DE, Gustavus And Louise Pfeiffer Research has awarded 50 grants totaling $11,051,750 to organizations in Maine, Maryland and 5 other states across the US. Individual grants range from $250 to $1,600,000, with a median award of $125,000.

Latest Tax Year
2024
Total Giving (all years)
$11,051,750
Total Assets
$19,610,601
Median Grant (all grants)
$125,000

Latest Form 990-PF Snapshot

Total Grants
3
Median Grant
$150,000
% Median Grant Growth
+200% (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
Limited Sample: 0%

3 total grants. Insufficient data for reliable pattern analysis. Foundation may be highly selective or recently established.

Geographic Focus
Connecticut

Grants are geographically diversified with 24% in Connecticut and funding distributed across 7 total locations. This foundation values broad geographic impact and diverse community partnerships. Within Connecticut, funding concentrates in New Haven (67%), Storrs (33%).

Funding Trajectory
-76%

Declining funding trend with 76% decrease over 4 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.

Program Areas
Healthcare + 2 others

Diversified giving across multiple program areas with primary emphasis on healthcare (44%). 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 Gustavus And Louise Pfeiffer Research'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
Huntington Medical Research Institutes $500,000 Pasadena, CA, US To Name The Imaging Core Located In Room 332 As The "H. Robert Herold Ii Imaging Core" 2024
Old Mill Foundation $1,000 San Marino, CA, US General & Unrestricted 2024
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars 2024
Bowdoin College $100,000 Brunswick, ME, US Robert H. Pfeiffer '67 "Pfeif" Fund 2022
Little Kids Rock Inc $250 Montclair, NJ, US General & Unrestricted 2022
New Jersey Institute Of Technology Foundation $50,000 Newark, NJ, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars Program 2022
Stanford University - Financial Aid Office $150,000 Stanford, CA, US The Medical Scholars Research Program (Pfeiffer Fellows) And Pfeiffer Distinguished Visiting Professor Series 2022
University Of Connecticut Foundation Incorporated $50,000 Storrs, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
University Of Maine Foundation $50,000 Orono, ME, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Washington University $50,000 St Louis, MO, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $50,000 New Haven, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $100,000 New Haven, CT, US George Robert Pfeiffer Fellowship Fund 2022
Bowdoin College $100,000 Brunswick, ME, US Robert H. Pfeiffer '67 "Pfeif" Fund 2022
Little Kids Rock Inc $250 Montclair, NJ, US General & Unrestricted 2022
New Jersey Institute Of Technology Foundation $50,000 Newark, NJ, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars Program 2022
Stanford University - Financial Aid Office $150,000 Stanford, CA, US The Medical Scholars Research Program (Pfeiffer Fellows) And Pfeiffer Distinguished Visiting Professor Series 2022
University Of Connecticut Foundation Incorporated $50,000 Storrs, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
University Of Maine Foundation $50,000 Orono, ME, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Washington University $50,000 St Louis, MO, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $50,000 New Haven, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $100,000 New Haven, CT, US George Robert Pfeiffer Fellowship Fund 2022
Bowdoin College $100,000 Brunswick, ME, US Robert H. Pfeiffer '67 "Pfeif" Fund 2022
Little Kids Rock Inc $250 Montclair, NJ, US General & Unrestricted 2022
New Jersey Institute Of Technology Foundation $50,000 Newark, NJ, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars Program 2022
Stanford University - Financial Aid Office $150,000 Stanford, CA, US The Medical Scholars Research Program (Pfeiffer Fellows) And Pfeiffer Distinguished Visiting Professor Series 2022
University Of Connecticut Foundation Incorporated $50,000 Storrs, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
University Of Maine Foundation $50,000 Orono, ME, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Washington University $50,000 St Louis, MO, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $50,000 New Haven, CT, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2022
Yale University $100,000 New Haven, CT, US George Robert Pfeiffer Fellowship Fund 2022
Bowdoin College $400,000 Brunswick, ME, US "robert H. Pfeiffer '67 "pfeif" Fund To Give Students In The Sciences Equal Access To A Full Bowdoin Experience 2021
National Federation Of The Blind Inc $250,000 Baltimore, MD, US General & Unrestricted 2021
New Jersey Institute Of Technology Foundation $1,000,000 Newark, NJ, US Covid-19 And Beyond Research Fund Led By Dr. Xiaoyang Xu 2021
New Jersey Institute Of Technology Foundation $250,000 Newark, NJ, US Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2021
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars Program 2021
Stanford University - Financial Aid Office $1,000,000 Stanford, CA, US Covid-19 And Beyond Research Fund Led By Leanne Williams 2021
Stanford University - Financial Aid Office $250,000 Stanford, CA, US Gustavus And Louise Pfeiffer Foundation Endowed Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2021
Stanford University - Financial Aid Office $150,000 Stanford, CA, US The Medical Scholars Research Program (pfeiffer Fellows) And Pfeiffer Distinguished Visiting Professor Series 2021
University Of Connecticut Foundation Incorporated $250,000 Storrs, CT, US General & Unrestricted 2021
University Of Maine Foundation $250,000 Orono, ME, US Pfeiffer Foundation Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2021
Washington University $250,000 St Louis, MO, US Pfeiffer Foundation Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2021
Yale University $250,000 New Haven, CT, US Pfeiffer Foundation Scholarship Fund For First Gen/low Income Students In Bio-engineering Or Bio-medical Engineering 2021
Yale University $1,000,000 New Haven, CT, US Improving Treatment And Delivery Of Care For Mental Illness In The Era Of Covid And Beyond Program 2021
Huntington Medical Research Institutes $1,600,000 Pasadena, CA, US Research Program In Brain Heart Connection: Training The Next Generation Of Biomedical Researchers 2020
Huntington Medical Research Institutes $800,000 Pasadena, CA, US Research Program In Brain Heart Connection: Training The Next Generation Of Biomedical Researchers 2020
Pfeiffer University $150,000 Misenheimer, NC, US Milton C. Rose Research Scholars Program 2020
Stanford University - Financial Aid Office $150,000 Stanford, CA, US The Medical Scholars Research Program (pfeiffer Fellows) And Pfeiffer Distinguished Visiting Professor Series 2020

Foundations Similar to Gustavus And Louise Pfeiffer Research

Discover 5 foundations with comparable assets ($18,413,181-$20,114,944), similar grant patterns, and geographic focus in DE that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 20-5012202 | 42 grants awarded
$19,611,932
(≈ Similar)
$112,080.5
median grant
Wilmington, DE
Same state
100%
Excellent match

EIN: 35-6890246 | 42 grants awarded
$19,794,689
(≈ Similar)
$96,750
median grant
Greenville, DE
Same state
100%
Excellent match

EIN: 27-3785123 | 78 grants awarded
$19,885,727
(≈ Similar)
$63,000
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 51-6170516 | 29 grants awarded
$20,114,944
(≈ Similar)
$88,012
median grant
Wilmington, DE
Same state
99%
Excellent match

EIN: 82-2408949 | 14 grants awarded
$18,413,181
(≈ Similar)
$196,050
median grant
Wilmington, DE
Same state
97%
Excellent match

Contact Information

Official contact details for Gustavus And Louise Pfeiffer Research as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 13-6086299
Website N/A
Address FOUNDATION SOURCE 501 SILVERSIDE RD Wilmington, DE 19809-0000

Key People (5)

Board members, trustees, and key staff who oversee Gustavus And Louise Pfeiffer Research's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Dir Kimberly Herold Alvarez
Dir, Pres Lise P Chapman
Dir, As Sec, As Treas Patricia R Herold
Dir, Vp Matthew Mayro Keeney
Dir, Sec, Treas Sarah Sp Mccarthy

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 Gustavus And Louise Pfeiffer Research 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

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

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