Milane Frantz was born in 1970. Her Father, Dan Duncan, was the co-founder of Enterprise Products. Her mother is Lee Ellis.
Frantz is an investor. She inherited $3.1B upon the death of her Father. Due to a temporary repeal in the estate tax law for the year 2010, Duncan became the first American Billionaire to pay no estate tax since its enactment. Frantz's net worth is $6.9 billion.