By the end of the American Revolution, Bingham was regarded as one of the richest men in Pennsylvania, having made his fortune through joint ownership of privateers and trading.
 He became a major land developer, purchasing lands in upstate New York and 2 million acres (8,000 km²) in Maine, later known as the Bingham Purchase.
 With his son-in-law Alexander Baring, he helped broker the Louisiana Purchase.

He was the founder and the first president of the Company of the Lancaster and Turnpike Road.

Bingham was director of several other enterprises.
  He maintained shipping ventures after the Revolutionary war, through his mercantile house called "Bingham, Inglis, and Gilmore".
 He was a leading member of the Pennsylvania Society for the Encouragement of Manufactures and Useful Arts, donating a Philadelphia property to be converted into a textile factory.
By the end of the American Revolution, Bingham was regarded as one of the richest men in Pennsylvania, having made his fortune through joint ownership of privateers and trading.  He became a major land developer, purchasing lands in upstate New York and 2 million acres (8,000 km²) in Maine, later known as the Bingham Purchase.  With his son-in-law Alexander Baring, he helped broker the Louisiana Purchase.
He was the founder and the first president of the Company of the Lancaster and Turnpike Road.
Bingham was director of several other enterprises.   He maintained shipping ventures after the Revolutionary war, through his mercantile house called "Bingham, Inglis, and Gilmore".  He was a leading member of the Pennsylvania Society for the Encouragement of Manufactures and Useful Arts, donating a Philadelphia property to be converted into a textile factory.
William Bingham