Billionaire Profile
R
Global Rank
#307

Image: Unknown Author | Public domain | via Wikimedia Commons

Randa Duncan Williams

CEO, Pipelines
UNITED STATES
Real-Time Net Worth
$10.386B
Estimated based on Pipelines stock value as of March 6, 2026
+0.2% (24h)
Age
64
Source
Pipelines
Industry
Energy
Citizenship
UNITED STATES

Biography

Randa Duncan Williams is an American billionaire and businesswoman, recognized for her leadership in the energy sector and her significant philanthropic contributions. As the non-executive chairman of Enterprise Products Partners, she plays a pivotal role in guiding one of the largest energy infrastructure firms in North America. Born in 1962, Williams's career began in law before transitioning to the family business, where she eventually became the president and CEO. Her wealth stems from her stake in Enterprise Products, which was co-founded by her father, Dan Duncan. Williams is known for her strategic vision and her commitment to education, the arts, and community development. With a net worth of $9.7 billion as of February 2, 2026, she continues to shape the future of the energy industry and support various philanthropic initiatives.

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Live Data
Updated 3/6/2026

Wealth Over Time

In-Depth Profile

Early Life

Randa Lynn Duncan was born in 1962 to Barbara Ann and Dan Duncan in Houston, Texas. Her father, Dan Duncan, co-founded Enterprise Products Partners, a significant player in the energy sector. She grew up in Houston, attended local schools, and was immersed in the world of business from a young age.

Rise to Success

Randa Duncan Williams began her career practicing law after earning a Juris Doctor from the University of Houston and a bachelor's degree from Rice University. She joined Enterprise Products Partners in 1994, transitioning from her legal career to the family business. She served as president and CEO of Enterprise Products from 2001 until February 2001, succeeding her father in the executive role. In 2013, she became the non-executive chairman of the board. Her leadership was instrumental in the company's diversification and expansion, increasing its pipeline systems and acquiring new assets.

Key Business Strategies

Under Randa's leadership, Enterprise Products Partners has expanded its operations to over 50,000 miles of energy pipelines, natural gas processing plants, and oil storage facilities. Her focus on strategic growth and diversification has allowed the company to adapt to changing market conditions and maintain a competitive edge. She is the only one among her siblings involved in running the family business, holding an 8% stake. This strategic focus has allowed Enterprise Products to adapt to changing market conditions and remain at the forefront of the energy sector.

Philanthropy

Randa Duncan Williams is actively involved in philanthropy, reflecting her commitment to giving back to the community. Through the Dan L. Duncan Family Foundation, she supports education, health, and the arts. Her contributions include substantial gifts to the Houston Zoo, the Houston Museum of Natural Science, and the Children's Learning Institute at UTHealth Houston. The Dan L. Duncan Family Foundation has assets of $690.7 million and annual giving of approximately $40.5 million, with grants ranging from $5,000 for smaller community initiatives to over $10 million for major institutional programs.

Career Milestones

1994

Joined Enterprise Products

Joined Enterprise Products Partners after practicing law.

2001

President and CEO of Enterprise Products

Became president and CEO of Enterprise Products, succeeding her father.

2013

Non-Executive Chairman

Became non-executive chairman of Enterprise Products Partners.

Philanthropy & Social Impact

Philanthropy

Dan L. Duncan Family Foundation

$40.5M (annual giving in 2023)

Supports health, education, arts, culture, and environmental conservation in the Houston area.