Thirteen startup companies will vie for a $100,000 payday on the third season of Greenlight Maine.

Greenlight Maine, a business competition TV show, whittled a list of 72 prospects down to the semifinalists last week. The winner of the competition receives $100,000 cash.

The semifinalists are:

Vango of Kennebunkport; Zootility of Scarborough; Sidewalk Buttler of Portland; AmpFins of Danforth; Forager of Portland; Jellux of Wells; CourseStorm of Orono; (Re)Produce of Bar Harbor; NibMor of Kennebunk; Davo Technologies of Portland; Go Lab Inc. of Belfast; North Spore of Westbrook; and Advanced Concepts Engineering of Gorham.

More than 200 companies have competed on the show since it was founded, providing opportunities for mentoring, funding sources and development for the participating entrepreneurs, according to a statement announcing the semifinalists.

The show airs on NewsCenter Maine channels on Saturday nights. The award will be made in June.