Walter And Lillian Siben Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Walter And Lillian Siben Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 11-3337637

Foundation Overview

Based in Boca Raton, FL, Walter And Lillian Siben Foundation has awarded 118 grants totaling $926,323 to organizations in Florida, Georgia and 6 other states across the US. Individual grants range from $150 to $220,000, with a median award of $1,500.

Latest Tax Year
2022
Total Giving (all years)
$926,323
Total Assets
$0
Median Grant (all grants)
$1,500

Latest Form 990-PF Snapshot

Total Grants
25
Median Grant
$10,000
% Median Grant Growth
+900% (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: 36%

9 of 25 recipients (36%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.

Geographic Focus
Florida

53% of grants are awarded in Florida, with additional funding distributed across 7 other locations. The foundation balances regional focus with broader geographic diversity. Within Florida, funding concentrates in Boynton Beach (29%), Pembroke Park (10%), Oakland Park (6%).

Funding Trajectory
+2808%

Strong 2808% growth in annual giving over 6 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
General Purposes + 3 others

Diversified giving across multiple program areas with primary emphasis on general purposes (50%). 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 Walter And Lillian Siben 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
Bethesda Hospital Foundation Inc $60,000 Boynton Beach, FL, US Unrestricted Hospital Support Related Grant 2022
The Soup Kitchen Inc $60,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2022
National Humane Society $10,000 Washington, DC, US Unrestricted Animal Care Related Operating Grant 2022
Stray Feral Cat Rescue Inc $1,000 Deerfield Beach, FL, US Unrestricted Animal Care Related Operating Grant 2022
Caridad Center Inc $40,000 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2022
Raining Cats And Dogs Inc $1,000 Port St Lucie, FL, US Unrestricted Animal Care Related Operating Grant 2022
Peta $160,000 Norfolk, VA, US Unrestricted Animal Rights Related Operating Grant 2022
Feeding South Florida $40,000 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2022
Sarasota In Defense Of Animals $10,000 Sarasota, FL, US Unrestricted Animal Rescue Related Operating Grant 2022
Lady Luck Animal Resuce Inc $15,000 Lake Worth, FL, US Unrestricted Animal Rescue Related Operating Grant 2022
Animal Aid $19,661 Oakland Park, FL, US Unrestricted Animal Shelter Related Operating Grant 2022
Rescue Me Georgia $350 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2022
Dezzy's Second Chance Animal Rescue $15,000 Delray Beach, FL, US Unrestricted Animal Care Related Operating Grant 2022
Animal Helpers Inc $9,000 Margate, FL, US Unrestricted Animal Care Related Operating Grant 2022
Beyond Nine Cat Rescue Inc $5,000 Pompano Beach, FL, US Unrestricted Animal Care Related Operating Grant 2022
Erics Freedom Flight For Shelter An $12,000 Fort White, FL, US Unrestricted Animal Care Related Operating Grant 2022
Pet Rescue Adoption Center Inc $3,000 Boca Raton, FL, US Unrestricted Animal Care Related Operating Grant 2022
Wonder Paws Rescue $5,000 Ft Lauderdale, FL, US Unrestricted Animal Care Related Operating Grant 2022
Crazy 8 Cat Rescue $20,000 Parkland, FL, US Unrestricted Animal Care Related Operating Grant 2022
Darbster Foundation Inc $15,000 West Palm Beach, FL, US Unrestricted Animal Care Related Operating Grant 2022
Delray Beach Youth Tennis Foundatio $10,000 Boynton Beach, FL, US Unrestricted Grant To Enhance The Lives Of Under-sourced Youth Through Tennis, Academic Support, And Life Skills. 2022
Feral Change $5,000 Oakland, CA, US Unrestricted Animal Care Related Operating Grant 2022
Save The Chimps Inc $10,000 Fort Pierce, FL, US Unrestricted Animal Care Related Operating Grant 2022
Schwab Charitable Fund $220,000 San Francisco, CA, US Unrestricted Grant For Charitable Giving Program That Providesusefulinformation,unbiased Guidanceandadvantageouswaystogive 2022
United Cerebral Palsy Of Long Islan $10,000 Hauppauge, NY, US Unrestricted Grant For The Support Of People With Cerebral Palsy 2022
The Soup Kitchen Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2021
Humane Society Of Cobb County $500 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2021
Atlanta Community Food Bank $500 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2021
Temple Koi Emeth $3,500 Marietta, GA, US Unrestricted Synagogue Operating Grant 2021
Caridad Center Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2021
Peta $30,000 Norfolk, VA, US Unrestricted Animal Rights Related Operating Grant 2021
Feeding South Florida $1,850 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2021
Cobb County Library Foundation $1,500 Marietta, GA, US Unrestricted Library Support Related Grant 2021
Animal Aid $1,600 Oakland Park, FL, US Unrestricted Animal Shelter Related Operating Grant 2021
Our Pals Place $2,000 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2021
Dezzy's Second Chance Animal Rescue $1,000 Delray Beach, FL, US Unrestricted Animal Care Related Operating Grant 2021
Junior League Of Atlanta $700 Atlanta, GA, US Unrestricted Grant To Services That Support Women In Civic Leadership And Voluntarism Related Activities 2021
Vanderbilt University $500 Nashville, TN, US Unrestricted Educational Grant 2021
Zaban Paradies Center $1,000 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2021
Next Gen Men Women $500 Atlanta, GA, US Unrestricted Grant To Services That Support Young Students Lacking Exposure To Professional Examples And Environments 2021
The Darbster Foundation $3,000 West Palm Beach, FL, US Unrestricted Animal Care Related Operating Grant 2021
Animal Helpers Inc $1,000 Margate, FL, US Unrestricted Animal Care Related Operating Grant 2021
Friends To The Forlorn Pitbull Resc $500 Dallas, GA, US Unrestricted Animal Care Related Operating Grant 2021
Furkids Animal Rescue Shelters $500 Cumming, GA, US Unrestricted Animal Care Related Operating Grant 2021
Beyond Nine Cat Rescue Inc $1,000 Pompano Beach, FL, US Unrestricted Animal Care Related Operating Grant 2021
Boca Raton Museum Of Art $150 Boca Raton, FL, US Unrestricted Art Related Grant 2021
Erics Freedom Flight For Shelter An $1,000 Fort White, FL, US Unrestricted Animal Care Related Operating Grant 2021
Give Hope Cat Rescue $1,000 Boca Raton, FL, US Unrestricted Animal Care Related Operating Grant 2021
Pet Rescue Adoption Center Inc $1,000 Boca Raton, FL, US Unrestricted Animal Care Related Operating Grant 2021
Wonder Paws Rescue $1,000 Ft Lauderdale, FL, US Unrestricted Animal Care Related Operating Grant 2021
Bethesda Hospital Foundation Inc $3,000 Boynton Beach, FL, US Unrestricted Hospital Support Related Grant 2020
The Soup Kitchen Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2020
Humane Society Of Cobb County $500 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2020
Temple Koi Emeth $3,500 Marietta, GA, US Unrestricted Synagogue Operating Grant 2020
Caridad Center Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2020
Pet Rescue By Judy Inc $1,000 Sanford, FL, US Unrestricted Animal Care Related Operating Grant 2020
Feeding South Florida $1,850 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2020
Cobb County Library Foundation $1,500 Marietta, GA, US Unrestricted Library Support Related Grant 2020
Lady Luck Animal Resuce Inc $1,000 Lake Worth, FL, US Unrestricted Animal Rescue Related Operating Grant 2020
Animal Aid $2,000 Oakland Park, FL, US Unrestricted Animal Shelter Related Operating Grant 2020
Rescue Me Georgia $500 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2020
Junior League Of Atlanta $300 Atlanta, GA, US Unrestricted Grant To Services That Support Women In Civic Leadership And Voluntarism Related Activities 2020
Vanderbilt University $500 Nashville, TN, US Unrestricted Educational Grant 2020
Lake City Humane Society $1,000 Lake City, FL, US Unrestricted Animal Care Related Operating Grant 2020
Zaban Paradies Center $1,350 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2020
Next Gen Men Women $500 Atlanta, GA, US Unrestricted Grant To Services That Support Young Students Lacking Exposure To Professional Examples And Environments 2020
The Darbster Foundation $1,000 West Palm Beach, FL, US Unrestricted Animal Care Related Operating Grant 2020
Animal Helpers Inc $2,850 Margate, FL, US Unrestricted Animal Care Related Operating Grant 2020
Friends To The Forlorn Pitbull Resc $500 Dallas, GA, US Unrestricted Animal Care Related Operating Grant 2020
Furkids Animal Rescue Shelters $500 Cumming, GA, US Unrestricted Animal Care Related Operating Grant 2020
Bethesda Hospital Foundation Inc $3,000 Boynton Beach, FL, US Unrestricted Hospital Support Related Grant 2018
The Soup Kitchen Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2018
Humane Society Of Cobb County $500 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2018
Temple Koi Emeth $4,000 Marietta, GA, US Unrestricted Synagogue Operating Grant 2018
Caridad Center Inc $2,000 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2018
Peta $5,000 Norfolk, VA, US Unrestricted Animal Rights Related Operating Grant 2018
Feeding South Florida $1,333 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2018
Cobb County Library Foundation $1,000 Marietta, GA, US Unrestricted Library Support Related Grant 2018
Animal Aid $1,000 Oakland Park, FL, US Unrestricted Animal Shelter Related Operating Grant 2018
Rescue Me Georgia $333 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2018
Dezzy's Second Chance Animal Rescue $500 Delray Beach, FL, US Unrestricted Animal Care Related Operating Grant 2018
Junior League Of Atlanta $1,500 Atlanta, GA, US Unrestricted Grant To Services That Support Women In Civic Leadership And Voluntarism Related Activities 2018
Vanderbilt University $1,500 Nashville, TN, US Unrestricted Educational Grant 2018
Lake City Humane Society $1,000 Lake City, FL, US Unrestricted Animal Care Related Operating Grant 2018
Community Cats Coalition $1,000 Berlin, MD, US Unrestricted Animal Care Related Operating Grant 2018
Milos Dog Rescue Of South Florida I $500 Pompano Beach, FL, US Unrestricted Animal Care Related Operating Grant 2018
Zaban Paradies Center $500 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2018
Bethesda Hospital Foundation Inc $3,000 Boynton Beach, FL, US Unrestricted Hospital Support Related Grant 2017
The Soup Kitchen Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2017
National Humane Society $1,000 Washington, DC, US Unrestricted Animal Care Related Operating Grant 2017
Humane Society Of Cobb County $1,000 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2017
Atlanta Humane Society $1,000 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2017
Atlanta Community Food Bank $866 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2017
Temple Koi Emeth $2,000 Marietta, GA, US Unrestricted Synagogue Operating Grant 2017
Caridad Center Inc $1,666 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2017
Sarasota In Defense Of Animals $3,000 Sarasota, FL, US Unrestricted Animal Care Related Operating Grant 2017
Peta $2,000 Norfolk, VA, US Unrestricted Animal Rights Related Operating Grant 2017
Feeding South Florida $1,000 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2017
Cobb County Library Foundation $800 Marietta, GA, US Unrestricted Library Support Related Grant 2017
Lady Luck Animal Resuce Inc $367 Lake Worth, FL, US Unrestricted Animal Rescue Related Operating Grant 2017
Good Karma Pet Rescue $2,000 Ft Lauderdale, FL, US Unrestricted Animal Care Related Operating Grant 2017
Rescue Me Georgia $2,000 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2017
Junior League Of Atlanta $500 Atlanta, GA, US Unrestricted Grant To Services That Support Women In Civic Leadership And Voluntarism Related Activities 2017
Vanderbilt University $500 Nashville, TN, US Unrestricted Educational Grant 2017
Lake City Humane Society $300 Lake City, FL, US Unrestricted Animal Care Related Operating Grant 2017
Bethesda Hospital Foundation Inc $3,000 Boynton Beach, FL, US Unrestricted Hospital Support Related Grant 2016
The Soup Kitchen Inc $3,000 Boynton Beach, FL, US Unrestricted Indigent Care Related Operating Grant 2016
National Humane Society $2,000 Washington, DC, US Unrestricted Animal Care Related Operating Grant 2016
Humane Society Of Cobb County $1,000 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2016
Children's Restoration Network $1,000 Roswell, GA, US Unrestricted Homeless Support Services Related Operating Grant 2016
Atlanta Community Food Bank $1,000 Atlanta, GA, US Unrestricted Indigent Care Related Operating Grant 2016
Temple Koi Emeth $2,666 Marietta, GA, US Unrestricted Synagogue Operating Grant 2016
Caridad Center Inc $1,666 Boynton Beach, FL, US Unrestricted Indigent Health Services Related Operating Grant 2016
Peta $6,000 Norfolk, VA, US Unrestricted Animal Rights Related Operating Grant 2016
Feeding South Florida $1,000 Pembroke Park, FL, US Unrestricted Grant To Provide Food To South Floridians 2016
Our Pals Place $1,500 Marietta, GA, US Unrestricted Animal Care Related Operating Grant 2016
Rescue Me Georgia $1,500 Atlanta, GA, US Unrestricted Animal Care Related Operating Grant 2016
Dezzy's Second Chance Animal Rescue $665 Delray Beach, FL, US Unrestricted Animal Care Related Operating Grant 2016

Foundations Similar to Walter And Lillian Siben Foundation

Discover 5 foundations with comparable assets ($0-$0), similar grant patterns, and geographic focus in FL 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: 03-0498860 | 35 grants awarded
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EIN: 04-2770997 | 64 grants awarded
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$1,500
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Sarasota, FL
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EIN: 03-0537817 | 2 grants awarded
$0
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$872.5
median grant
Altamonte Springs, FL
Same state
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EIN: 01-6207248 | 30 grants awarded
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Contact Information

Official contact details for Walter And Lillian Siben Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 11-3337637
Website N/A
Address 728 SEVILLA DR Boca Raton, FL 33432-8118

Key People (3)

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

Director Jeffrey Siben
Secy/treas Gary Siben
Director Susanne Siben Tabor

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 Walter And Lillian Siben 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.

Application Status
Based on its IRS Form 990-PF filings, this foundation accepts unsolicited grant applications, meaning eligible organizations can apply directly without a prior relationship.

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.