Billionaire Profile

Global Rank

#325

Image: Unknown authorUnknown author | Public domain | via Wikimedia Commons

Scott Duncan

CEO, Pipelines

UNITED STATES

Real-Time Net Worth

$10.018B

Estimated based on Pipelines stock value as of March 6, 2026

+0.2% (24h)

Age

Source

Pipelines

Industry

Energy

Citizenship

UNITED STATES

Biography

Scott Duncan is an American investor and heir to a significant portion of the Enterprise Products Partners fortune, stemming from his father, Dan Duncan, the co-founder of the company. With a net worth of $9.3 billion as of February 2, 2026, Duncan is a prominent figure in the energy industry. His wealth is primarily derived from his stake in Enterprise Products Partners, a leading midstream energy company. Duncan, who largely manages his investments privately, has maintained a lower profile than his sisters, who are more involved in the family business. He is recognized for his private equity investments and resides in Houston, Texas.

Fact Checked

Verified by Editorial Team

Live Data

Updated 3/6/2026

Wealth Over Time

Portfolio Holdings

Enterprise Products Partners

In-Depth Profile

Early Life

Scott Daniel Duncan was born in 1983 to Dan Duncan and Billie Duncan. His father, Dan Duncan, was the co-founder of Enterprise Products, a major player in the midstream energy sector. Scott is the youngest of four children, inheriting his fortune after his father's passing.

Rise to Success

Scott Duncan's wealth originates from his inheritance of a stake in Enterprise Products Partners after his father's death in 2010. Due to the elimination of the estate tax for that year, Duncan did not pay any estate tax on his inheritance. The family's initial $10 billion estate has nearly tripled due to the rising stock price and dividends.

Key Business Strategies

Scott Duncan is known for managing his investments privately. While his sister Randa Duncan Williams serves as chairman of Enterprise Products, Scott is not actively involved in the day-to-day operations. His focus is on private investments and maintaining a low public profile.

Philanthropy

The Duncan family has been involved in various philanthropic endeavors, including the establishment of The Duncan Family Institute for Cancer Prevention and Risk Assessment.

Career Milestones

2010

Inherited Stake in Enterprise Products Partners

Inherited a significant stake in Enterprise Products Partners following the death of his father, Dan Duncan.

2010

Director of Dan L Duncan Family Foundation

Became a director of the Dan L Duncan Family Foundation.

Philanthropy & Social Impact

Cancer Research

The Duncan Family Institute for Cancer Prevention and Risk Assessment

$0B

The Duncan family established The Duncan Family Institute for Cancer Prevention and Risk Assessment.

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