BillionaireNet
Frantz
Milane Frantz
Rank #351
UNITED STATESEnergyPipelines

Milane Frantz

Net Worth
$9.383B
-0.06% (24h)
Milane Frantz, born in 1970, is an American heiress and investor primarily known for her stake in Enterprise Products Partners, a major player in the energy pipeline industry. With an estimated net worth of $9.5 billion, as of 2024, Frantz is a significant figure in the United States. Her wealth is primarily derived from the inheritance of her father, Dan Duncan, who founded Enterprise Products Partners in 1968. Frantz is a board member of Houston's Hermann Park Conservancy and serves as a director of the Duncan Family Foundation.

The Full Dossier

Early Life

Milane Diane Frantz, born in 1970, is the daughter of Barbara Ann and Dan Duncan. Her father, Dan Duncan, was the co-founder of Enterprise Products Partners, a Houston-based pipeline giant. She grew up in a wealthy family and attended private schools in Houston, Texas.

Rise to Success

Milane Frantz inherited a substantial fortune after her father's death in 2010. At the time, she inherited $3.1 billion, which was a significant boost to her wealth, especially since the estate tax had been temporarily repealed. The Duncan family's investment in Enterprise Products Partners has grown significantly since then, making Enterprise Products one of the most successful pipeline companies.

Key Business Strategies

Milane Frantz is primarily an investor. The Duncan family's wealth is managed through their stake in Enterprise Products Partners, which owns over 50,000 miles of oil pipelines and the largest oil storage facility on the Gulf Coast. Enterprise Products Partners focuses on the transportation of natural gas, crude oil, and refined products. The company’s extensive pipeline network and storage facilities are key to its success.

Philanthropy

Milane Frantz is actively involved in philanthropy. She serves as a board member of Houston's Hermann Park Conservancy and is also a director of the Duncan Family Foundation.

Career Timeline

2014

Widowhood

Her husband, Matthew J. Frantz, passed away.

2010

Inheritance

Inherited $3.1 billion upon her father's death

Philanthropic Impact

CommunityUnknown

Hermann Park Conservancy

Serves as a board member

CommunityUnknown

Duncan Family Foundation

Serves as a director.

Wealth Trajectory