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Valerie Mars
Status
Born in 1959 (age –). Living in United States.
Criminal status: No personal convictions; Mars, Incorporated faces ongoing civil litigation over child labor in West African cocoa farming and environmental violations related to palm oil sourcing. A D.C. Superior Court judge ruled in February 2026 that a consumer-fraud suit alleging Mars misled the public about child labor in its cocoa supply chain may proceed to discovery.
Summary
Valerie Anne Mars is an American billionaire who inherited an approximately 8% stake in Mars, Incorporated following the death of her father, Forrest Mars Jr., in 2016. Mars, Incorporated is one of the world's largest privately held companies, with over USD 55 billion in annual revenue across confectionery, pet food, and snack brands including M&Ms, Snickers, Pedigree, and Wrigley. In December 2025, Mars closed a USD 35.9 billion acquisition of Kellanova, the snack spinoff of Kellogg, adding brands including Pringles and Cheez-It to its portfolio.
Before retiring, Mars served as Senior Vice President and Head of Corporate Development at Mars, Incorporated, where she led acquisitions, joint ventures, and divestitures globally. She holds a bachelor's degree from Yale University and an MBA from Columbia Business School. She chairs the North Star Charitable Foundation, a private grantmaking foundation established in 2014 that supports environmental, reproductive health, and food security causes.
Business Relationships
Mars serves on the board of Ermenegildo Zegna NV and as a director at PureCycle Technologies since January 2026. She chairs the Audit Committee at Conservation International, a major global conservation nonprofit. Previously she served on the boards of Fiat Chrysler Automobiles, Ahlstrom-Munksjo (a Finnish-Swedish specialty paper company), Rabobank North America Advisory Board, and the Mars, Incorporated Audit and Remuneration Committees.
Ownership
Mars holds an approximately 8% stake in Mars, Incorporated, inherited from Forrest Mars Jr. The company is entirely privately held by the Mars family with no public stock listing. Mars previously served on the Mars, Incorporated board and held executive authority as Senior Vice President of Corporate Development. The Kellanova acquisition, which cleared FTC antitrust review in mid-2025 and closed in December 2025, expanded the scale of the privately held company in which she holds her stake.
Family & Heirs
Valerie Mars is one of four daughters of Forrest Mars Jr. and Virginia Cretella. Her sisters include Victoria Mars, Pamela Mars-Wright, and Marijke Mars, each of whom also inherited a stake in Mars, Incorporated. Mars is married with two sons.
Evidence
2018-04-07 - 😇 - Valerie Mars serves on Conservation International board of directors contributing to global nature and biodiversity protection
2018-04-07 - 😇 - Valerie Mars serves as Director-Emeritus at Open Space Institute protecting natural landscapes for communities
2020-02-27 - 😈 - Environmental NGOs file plastic pollution lawsuit against Mars and nine other consumer goods companies
2020-10-09 - 😈 - Rainforest Action Network: Mars deforestation-free palm oil claim is nothing but greenwash
2022-04-21 - 😇 - Mars Incorporated launches farmer-first programs to support 14,000 smallholder cocoa farmers toward sustainable living income by 2030
2022-09-19 - 😈 - RAN Carbon Bomb Scandals: Mars continues buying illegal conflict palm oil from protected Indonesia wildlife reserve
2023-04-19 - 😇 - Valerie Mars serves on board of Center for Large Landscape Conservation advancing ecological connectivity for climate resilience
2023-11-29 - 😈 - CBS News: Mars uses cocoa harvested by children as young as 5 in Ghana despite 2025 eradication pledge
2023-11-30 - 😈 - Class action filed against Mars for child labor on Ghana cocoa plantations accusing company of consumer fraud and negligent supervision
2023-12-31 - 😇 - North Star Charitable Foundation, chaired by Valerie Mars, distributed 38 charitable grants in 2023 per IRS Form 990-PF data
2024-08-14 - 😈 - Food and Water Watch warns Mars USD 36 billion Kellanova acquisition would let it capture half of US snack and cereal bar sales, harming consumers
2024-12-31 - 😇 - North Star Charitable Foundation gives USD 1.1M to Capital Area Food Bank supporting food security for Washington DC residents
2024-12-31 - 😇 - North Star Charitable Foundation chaired by Valerie Mars distributes USD 15.3M in grants to nonprofits in 2024
2025-07-23 - 😇 - Mars Veterinary Health and Michigan State University publish joint research defining barriers to veterinary care access
2025-12-18 - 😇 - Valerie Mars appointed to PureCycle Technologies board of directors supporting plastic recycling innovation
2026-02-06 - 😈 - DC Superior Court judge rules consumer-fraud suit over Mars Responsible Cocoa child-labor claims may proceed to discovery
2026-06-16 - 😇 - Mars Incorporated reaches 100% renewable electricity across all US operations including factories, offices and veterinary hospitals
Analysis
Mars inherited substantial wealth from Mars, Incorporated, a company whose supply chains have generated documented harm including persistent child labor in West African cocoa farming and ongoing deforestation through illegal palm oil sourcing in Indonesia. As an 8% owner who benefited materially from Mars Inc.'s revenues, the company's documented practices are part of the record for evaluating her actions.
Independent investigations by Rainforest Action Network found Mars continuing to source palm oil from a protected Indonesian wildlife reserve years after committing to deforestation-free supply chains, with the problem documented as recently as 2022. A 2023 CBS News investigation documented children as young as five harvesting cocoa for Mars in Ghana despite a corporate pledge to end the practice by 2025, and a D.C. Superior Court judge ruled in February 2026 that consumer-fraud claims over Mars' public child-labor commitments may proceed to discovery.
Consumer advocates including Food and Water Watch warned that Mars' USD 36 billion acquisition of Kellanova, which closed in December 2025, would let the company capture roughly half of US snack and cereal bar sales, raising prices and narrowing consumer choice. In July 2026, Mars Petcare recalled Pedigree wet dog food after cans flagged internally for metal and plastic contamination were fraudulently diverted from destruction by a third-party vendor and sold to consumers.
Mars chairs the North Star Charitable Foundation, which distributed over USD 15 million to nonprofits in 2024, and holds board positions at Conservation International and PureCycle Technologies, directing personal influence toward environmental and sustainability causes. Her appointment to PureCycle's board represents a direct engagement with plastic recycling innovation, the same area where Mars Inc. faces ongoing legal action over plastic pollution.
She has also personally acquired over 300 acres of forest, wildlife habitat and shoreline at Lake Sunapee, New Hampshire, intending to donate the land for public access and education. Separately, Mars Incorporated has committed to helping 14,000 smallholder cocoa farmers reach a sustainable living income by 2030.
Questions
To what extent did Valerie Mars personally advocate within Mars, Incorporated's governance for stronger supply-chain accountability on child labor and palm oil sourcing? Her philanthropy addresses environmental and social causes, but does it directly remediate the harms tied to the company whose revenues fund her wealth? Does the Kellanova acquisition's scale, which consumer advocates argue concentrates market power at shoppers' expense, sit in tension with her personal environmental and public-access philanthropy? How do the governance roles of the other Mars siblings affect accountability for these corporate decisions?
Redemption Arc
Mars is actively engaged in environmental philanthropy and sustainability governance: her 2026 appointment to PureCycle's board signals a personal investment in addressing plastic pollution, and her Lake Sunapee land acquisition points toward a personal commitment to conservation and public access distinct from the family business. The corporate harm attributed to her through Mars Inc., however, remains documented and ongoing, and the Kellanova acquisition and Pedigree recall show the company's scale and supply-chain risk both growing rather than shrinking. Whether her influence within the family business translates into meaningful supply-chain and market-concentration reform will determine the arc here.