Janet H & C Harry Knowles Foundation Inc
The Janet H and C Harry Knowles Foundation Inc. is a private foundation established in 1999 and formally incorporated in 2004. Based in Moorestown, New Jersey, the foundation is classified as a 501(c)(3) charitable organization. The foundation operates under the alternate names Knowles Teacher Initiative, Knowles Science Teaching Fund, and Knowles Science Teaching Fund Inc.
Key facts about Janet H & C Harry Knowles Foundation Inc
- EIN
- 01-0485964
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $1,197,961
- Grants made (2025)
- 220
- Average grant
- $5,445
- Median grant
- $5,540
- Primary geography
- California (34% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Janet H & C Harry Knowles Foundation Inc funds
By grant dollars, the top recipient states for Janet H & C Harry Knowles Foundation Inc's 220 itemized 2025 grants were California (34%), Illinois (8%) and Michigan (8%). The most frequent recipient cities were Chicago, IL (11 grants), San Francisco, CA (11 grants), Philadelphia, PA (5 grants) and San Diego, CA (5 grants). None of its 220 grants with a stated purpose were described as general or operating support. Recurring purposes include "Grant Support" (220 grants).
How Janet H & C Harry Knowles Foundation Inc gives
- Giving held roughly steady from 2022 to 2025 (−10%). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with Janet H & C Harry Knowles Foundation Inc
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Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$1.2M
-5.2% YoY
Grant Count
220
-2.7% YoY
Avg Grant Size
$5K
-2.6% YoY
Mission & Focus Areas
The foundation's mission centers on recognizing the critical importance of quality science and mathematics teaching to the nation's well-being and economic competitiveness. The foundation provides professional development for teachers and services to schools and districts, characterized by a commitment to sustained professional development by teachers, for teachers, and the development of the professional community.
Primary program areas include:
- Professional development for teachers
- Services to schools and districts
- Teacher fellowship programs
Grantmaking
Grant Range
$17 to $15,382
Average Grant
amount: $5,000
Ready to take the next step with Janet H & C Harry Knowles Foundation Inc?
Geographic Focus
Where this funder awards grants
The foundation primarily funds organizations in:
- California
- Illinois
- Massachusetts
- Michigan
Grantmaking reaches organizations across 41 states, with California, Illinois, and Massachusetts accounting for 47% of all grants.
Grant Distribution by State
Share of all 220 itemized 2025 grant dollars.
States
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total assets: $81,632,561
- Total revenues: $5,309,784
- Total expenses: $7,156,689
- Number of employees: 0
As of 2023:
- Total assets: $83.5 million
- Total investments: $80.4 million
- Revenue: $2.4 million
- Expenses: $7.61 million
- Total liabilities: $10.8 million
Historical Annual Distribution (2020-2022):
- Distributed between $1.1 million and $1.3 million annually
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2019–2025
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
Grant Size Distribution
1,092 grants across all recorded years
Open Grants
1 open opportunity from Janet H & C Harry Knowles Foundation Inc
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest recipients include Sophya Alamudun ($13,636), Albert David Valderrama ($13,344), Selendra Mullen ($12,478).
| Recipient | Purpose | Amount |
|---|---|---|
| Sophya Alamudun Philadelphia, PA | GRANT SUPPORT | $13,636 |
| Albert David Valderrama Chino, CA | GRANT SUPPORT | $13,344 |
| Selendra Mullen Red Oak, TX | GRANT SUPPORT | $12,478 |
| Jason Chang San Jose, CA | GRANT SUPPORT | $12,190 |
| Taylor Mackenzie Woodland, MI | GRANT SUPPORT | $11,985 |
| Kelly Ho San Jose, CA | GRANT SUPPORT | $11,754 |
| Madelyn Lin New York City, NY | GRANT SUPPORT | $11,058 |
| Elle LeBlanc Austin, TX | GRANT SUPPORT | $10,361 |
| Michael Gonzalez San Mateo, CA | GRANT SUPPORT | $9,918 |
| Alejandro Nunez Madison, WI | GRANT SUPPORT | $9,826 |
Leadership & Key People
Leadership team and compensation from IRS filings
Founders:
- Janet H. Knowles
- C. Harry Knowles
Current Leadership:
- Stephanie Holm, Principal Officer
Janet H. Knowles Background: Janet Knowles joined Metrologic Instruments in 1972 as office manager and was promoted to Vice President of Administration & Treasurer in 1976, where she held responsibility for procurement, human resources, accounts receivable and payable, payroll, new building construction, shipping and receiving, personnel relations, sales management, and customer support. She served on the Metrologic board until her retirement in 2006. Mrs. Knowles is an accomplished artist creating three-dimensional jewelry and sculpture. As a breast cancer survivor, she is active in the American Cancer Society's Reach for Recovery program. A donation through the Knowles Charitable Foundation established the Janet Knowles Breast Cancer Center at Cooper Hospital in Camden, New Jersey. She has served on the Board of Trustees of Wheaton Village, a glass museum and teaching center in Millville, New Jersey, and was a member of the Cooper Hospital Auxiliary.
Compensation Overview
From 2025 IRS filing
From 2025 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Jeffrey Rozelle | President | 40 | $217,734 |
| Stephanie Anne Holm | Treasurer | 40 | $217,734 |
| Amy Gheysens | Assistant Treasurer | 20 | $78,412 |
| Lawrence Tint | Chair | 5 | — |
| Steve Emerson | Vice Chair | 5 | — |
| Janet Knowles | Secretary | 5 | — |
| Dr Lucy Rorke-Adams | Trustee | 5 | — |
| George Wohlreich | Trustee | 5 | — |
| Bei Saville | Trustee | 5 | — |
| Melissa Braaten | Trustee | 5 | — |
| Doug Larkin | Trustee | 5 | — |
| Joel Amidon | Trustee | 5 | — |
| Briana Clarke | Trustee | 5 | — |
Recent News & Activity
Recent developments and announcements
The foundation received a major gift from founder C. Harry Knowles and Lucy Balian Rorke-Adams to support the Knowles Teacher Initiative's work.
Janet H And C Harry Knowles Foundation Inc - Full Filing - Nonprofit ...Founder C. Harry Knowles was inducted into the Engineering and Science Hall of Fame.
Janet H And C Harry Knowles Foundation Inc - Full Filing - Nonprofit ...Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What does Janet H & C Harry Knowles Foundation Inc fund?
The foundation's mission centers on recognizing the critical importance of quality science and mathematics teaching to the nation's well-being and economic competitiveness. The foundation provides professional development for teachers and services to schools and districts, characterized by a commitment to sustained professional development by teachers, for teachers, and the development of the professional community. Primary program areas include: • Professional development for teachers • Servic…
How do I apply for a grant from Janet H & C Harry Knowles Foundation Inc?
**Grant Activity:** • Made 209 grants in the most recent reporting year (2024) • Total giving: $1,263,660 • Median grant amount: $5,000 • Grant range: $17 to $15,382 • Average grant amount: $5,000 • Supported 494 unique organizations across 655 total grants **Active Opportunities:** • Knowles Teaching Fellowship
Where does Janet H & C Harry Knowles Foundation Inc make grants?
The foundation primarily funds organizations in: • California • Illinois • Massachusetts • Michigan Grantmaking reaches organizations across 41 states, with California, Illinois, and Massachusetts accounting for 47% of all grants.
What size grants does Janet H & C Harry Knowles Foundation Inc award?
In 2025, Janet H & C Harry Knowles Foundation Inc awarded 220 grants totaling $1.2M — an average of about $5K per grant, based on its IRS Form 990 filings.
What is Janet H & C Harry Knowles Foundation Inc's EIN?
Janet H & C Harry Knowles Foundation Inc's EIN (Employer Identification Number) is 01-0485964. IRS Form 990 filing data is available on this page for 2019–2025.
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Data last updated September 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.