commercialist

noun

1. Someone who engages in commerce.

   “To the more liberal education of commercialists, when compared with that of agriculturists, may justly be ascribed the commercial ascendancy over the agricultural community.”

   “Original as this system will seem to some, it will be but a codification of the best present practices of our best commercialists.”

2. Someone who supports commercial activity.

   “Both sides--the "commercialists" and the "conservationists"--blitzed with outside endorsements, tours, advertisements, fliers, newspaper articles, and radio and TV publicity.”