Leonard Stern: Leonard Stern Net Worth, Biography, Age, Spouse, Children & More

About Leonard Stern

Leonard Norman Stern, an American billionaire and philanthropist born on March 28, 1938, in NYC, is recognized as the influential Chairman and CEO of the Hartz Group. Succeeding his father, Max Stern, he escalated Hartz Mountain Corporation to dominate 75%-90% of the US pet supply market by 1984. Despite a past Rite Aid board scandal, Stern is a renowned philanthropist and patron of Hellenic Ancient Culture. Forbes listed his net worth at $8.1 billion in September 2023, with NYU's business school bearing his name.

Born

March 28, 1938 in New York City, US

Age

88 years

Source Of Wealth

Real Estate

Industries

Real Estate

Citizenship

United States

Residence

New York, New York

Education

Master of Business Administration, Leonard N. Stern School of Business; Bachelor of Arts/Science, New York University

Spouse

Judith Stern Peck (divorced), Allison Maher

Children

Leonard Norman Stern was born on March 28, 1938, in New York City. He is an American billionaire businessman and philanthropist. Stern inherited wealth from his father, Max Stern, who built the family business, Hartz Mountain Corporation (HMC).

Leonard Stern: Family

Stern has been married twice. His first marriage was to Judith Stern Peck, and they divorced in 1980. He then married Allison Maher in 1987. Stern has three children from his first marriage: Emanuel T. Stern, Edward J. Stern, and Andrea C. Stern.

Leonard Stern: Career Highlights

Stern gradually purchased his siblings' shares and gained control of HMC by the early 1960s. Under his leadership, HMC captured the pet supply market for dogs, cats, parakeets, and canaries, controlling 75% to 90% of the U.S. market by 1984. In the mid-1980s, Stern acquired The Village Voice, an alternative weekly newspaper in New York City.

Leonard Stern: Companies

Stern is the Chairman and CEO of the privately owned Hartz Group. He also acquired The Village Voice, an alternative weekly newspaper in New York City.

Leonard Stern: Major Achievements

Stern's major achievements include building HMC into a dominant player in the pet supply market and acquiring The Village Voice. He is also actively involved in philanthropy, having founded Homes for the Homeless in 1986, which serves over 630 homeless families and 1,200 homeless children daily.

Leonard Stern: Awards & Achievements

Stern has received numerous awards and recognitions for his business acumen and philanthropic efforts. New York University's business school is named after him in recognition of his contributions to the university.

Leonard Stern: Personal Life & Legacy

Stern is known for his passion for collecting Cycladic antiquities. In the 1980s, he amassed a significant collection of Cycladic art, which is now under the custodianship of the Hellenic Ancient Culture Institute. Stern is also known for his philanthropic work and his commitment to social causes.

Leonard Stern: Trivia

Stern's net worth is estimated to be $8.1 billion as of September 2023, ranking him as the 275th richest person in the world, according to Forbes.

Wealth History

Timeline

March 28, 1938

Leonard Norman Stern is born in New York City.

Early 1960s

Gradually purchases his siblings' shares and gains control of Hartz Mountain Corporation (HMC).

1984

HMC captures 75% to 90% of the U.S. pet supply market for dogs, cats, parakeets, and canaries.

Mid-1980s

Acquires The Village Voice, an alternative weekly newspaper in New York City.

1986

Founds Homes for the Homeless, serving over 630 homeless families and 1,200 homeless children daily.

Late 2001

Resigns from Rite Aid's board due to legal issues related to his involvement as a board member during an accounting scandal.

September 2023

Listed by Forbes with a net worth of $8.1 billion, ranking him as the 275th richest person in the world.

Leonard Stern : FAQs

What is Leonard Stern's current net worth?

Leonard Stern's current net worth is $8.31 billion.

What is Leonard Stern's current global rank among billionaires?

Leonard Stern holds the 414th position globally among billionaires.

What is Leonard Stern's current ranking within the United States?

Leonard Stern holds the 162nd position in United States.

What was the change in Leonard Stern's net worth compared to the previous year?

Leonard Stern's net worth decreased by 0 million dollars compared to the previous year 2025, when his net worth was 8.31 billion dollars.

What are Leonard Stern's main sources of wealth?

Leonard Stern's main source of income comes from Real Estate.

In which industry does Leonard Stern primarily operate?

Leonard Stern is primarily involved in the Real Estate industry.

What is Leonard Stern educational background?

Leonard Stern holds a Master of Business Administration from Leonard N. Stern School of Business and a Bachelor of Arts/Science from New York University.

How old is Leonard Stern?

Leonard Stern is 88 years old.

How many children does Leonard Stern have?

Leonard Stern has 3 children.

Who is Leonard Norman Stern and what is he known for?

Leonard Norman Stern is an American billionaire businessman and philanthropist, born on March 28, 1938, in New York City. He is the Chairman and CEO of the Hartz Group and has inherited and grown his wealth through the family business, Hartz Mountain Corporation.

How did Leonard Stern acquire his wealth and what role did he play in Hartz Mountain Corporation?

Leonard Stern inherited wealth from his father, Max Stern, who built the Hartz Mountain Corporation, a leading pet supply company. Leonard bought out his siblings' shares and gained full control of HMC by the early 1960s, making it a dominant force in the U.S. pet supply market.

What are Leonard Stern's contributions to philanthropy and the arts?

Leonard Stern is actively involved in philanthropy; he founded Homes for the Homeless in 1986, which aids homeless families and children daily. He also collected Cycladic antiquities during the 1980s, which are now managed by the Hellenic Ancient Culture Institute.

What media acquisition did Leonard Stern make in the 1980s, and what legal challenges has he faced?

In the mid-1980s, Leonard Stern acquired The Village Voice, an alternative weekly newspaper in New York City. He later faced legal issues for his involvement as a board member of Rite Aid during an accounting scandal, leading to his resignation from the board in late 2001.