GiveRate / All records / Forbes 400 (Sept. 2026) / Winifred J. Marquart
Winifred J. Marquart
1–5%
Winifred J. Marquart has given an estimated 1–5% of current net worth ($5.1B), based on Forbes' philanthropy score.
- GiveRate
- 1–5%
- Net worth
- $5.1B
- Stated lifetime giving
- Not stated
- Forbes 400
- #336 · Cleaning products · Virginia Beach, Virginia
- Status
- Source-reported range
- Sources
- Forbes 400 profile · Sept. 2026
The math
Forbes philanthropy score 2 of 5: lifetime giving is 1–5% of current net worth. The range is Forbes' own banding; GiveRate shows it as published.
Profile
- Age
- 67
- Residence
- Virginia Beach, Virginia
- Industry
- Manufacturing
- Source of wealth
- Cleaning products
- Self-made
- No (inherited or family wealth)
- One-year change
- $4.7B (#325) in Sept. 2025 to $5.1B (#336) in Sept. 2026, a gain of 9%.
What the range means in dollars
Forbes gives Winifred J. Marquart a philanthropy score of 2 out of 5, meaning lifetime giving equals 1% to 5% of current net worth. On a $5.1B fortune, that implies lifetime giving of roughly between $51M and $255M. 138 of the 400 share this score, 177 score lower and 68 score higher.
For scale: 1% to 5% of a $50,000 household income would be $500 to $2,500.
Giving on record
Winifred J. Marquart is the president of the Johnson Family Foundation, the main purpose of which is to facilitate meetings and build community.
From the Forbes profile (Sept. 2026).
Others in Manufacturing
- Steven Rales: 1–5% · $8.7B
- Elizabeth Uihlein: 1–5% · $7.6B
- Richard Uihlein: 1–5% · $7.6B
- Neal Blue & family: Under 1% · $7.1B
- Ronald Wanek: 1–5% · $6.9B
- Jim Davis & family: 1–5% · $6.7B
Others in Virginia
- Jacqueline Mars: Not scored · $50.3B
- Robert Pender: Under 1% · $14.3B
- Pamela Mars: Not scored · $12.6B
- Daniel D'Aniello: 1–5% · $5.2B
Questions
How much has Winifred J. Marquart given to charity?
Forbes scores Winifred J. Marquart 2 of 5 for philanthropy, meaning lifetime giving of 1% to 5% of net worth, roughly between $51M and $255M on a $5.1B fortune.
What is Winifred J. Marquart's net worth?
Forbes estimates $5.1B as of September 2026, ranking #336 on the Forbes 400.
What is Winifred J. Marquart's GiveRate?
1–5%. GiveRate is lifetime giving as a share of wealth, built from published Forbes figures. See giverate.org/methods/ for the method.
GiveRate is an estimate built only from the published figures above. Wealth and giving totals are themselves estimates. See methods. Spot an error? Request a correction. See all Forbes 400 (Sept. 2026) · Open in the interactive rankings · Calculate your own GiveRate