Answer:
Whigs
Explanation:
The Whigs party was created in mid 19th century under the leadership of Henry Clay. The Whigs advocated for legislations that generally favored the private sectors (such as low tax rate, reduction of presidential power, subdivides for building infrastructure ,etc)
Because of this, they formed a strong supporter base among entrepreneurs and professionals. This made them often referred to as the party of the "rich and the wealthy" By political oppositions.