Billionaire Profile
Harry Stine & family
Global Rank
#264

Image: Public domain | via Wikimedia Commons

Harry Stine & family

CEO, Stine Seed Company
US
Real-Time Net Worth
$10.2B
As of December 2025
Age
83
Source
Agriculture
Industry
food-beverage
Citizenship
US

Biography

Harry Stine, born in 1941/1942, is an American billionaire and the founder of Stine Seed Company, the largest independent seed company in the United States. His wealth stems from his pioneering work in agricultural seed genetics, particularly in developing high-yielding soybean and corn varieties, and licensing these genetics to major agribusinesses. Stine's career began in his father's soybean cleaning business in 1964, leading him to found Stine Seed Company, which has grown to hold over 900 patents. As of January 2025, his net worth is estimated at $10.2 billion. Despite his wealth, Stine maintains a modest lifestyle and is known for his philanthropy through the Stine Family Foundation.

Wealth Over Time

In-Depth Profile

Early Life

Harry H. Stine was born in 1941/1942 in Dallas County, Iowa. Raised on a family farm, he developed an early interest in agriculture, driving a tractor at the age of five. After graduating from Central Dallas High School, he attended McPherson College in Kansas.

Rise to Success

In 1964, Stine joined his father's soybean cleaning business in Adel, Iowa. His interest in research and seed breeding started when he found unusual soybean plants. Recognizing the value of developing newer, higher-yielding soybean varieties, he founded Stine Seed Company, focusing on high-yield soybean and corn seeds. Stine's innovation led to the development of superior soybean and corn genetics. He then licensed these genetics to major agribusiness corporations such as Monsanto and Syngenta. This licensing strategy significantly advanced agricultural productivity globally and became the foundation of his financial success.

Key Business Strategies

Stine Seed Company became the world's largest private seed company through a focus on innovation and research, creating high-yield crop varieties to enhance productivity. Stine's emphasis on research and innovation in genetics led to the creation of numerous patented hybrid seeds. His business model included licensing proprietary seed genetics to multinational corporations, which generated significant revenue.

Philanthropy

Harry Stine established the Stine Family Foundation, which provides substantial support to various charitable causes, including education, healthcare, and community development. He has donated to educational institutions, including his alma mater, Iowa State University, funding scholarships, research, and programs aimed at enhancing agricultural education and research.

Career Milestones

1964

Joined Soybean Cleaning Business

Joined his father's soybean cleaning business in Adel, Iowa.

1970s

Founded Stine Seed Company

Established Stine Seed Company, focusing on developing high-yield seeds.

1990s

Patented Soybean Varieties

Stine Seed Company became the first in the U.S. to receive a patent on soybean varieties.

1997

Collaboration with Monsanto

Entered into a large-scale collaboration with Monsanto.

Philanthropy & Social Impact

Education, Healthcare, Community Development

Stine Family Foundation

Undisclosed

Provides support to charitable causes, including education, healthcare, and community development.

Controversies & Challenges

2018

Lawsuit over Seed Quality

A lawsuit was filed against Stine Seed Company by a group of black farmers alleging they were sold inferior seeds.