“I grew up watching Shark Tank,” Gold, 41, said. “Dingle Dangle Baby is a very Shark Tank product. It’s gadgety and resonated with people. A month or two later, I asked myself what harm it could do to ...

For most entrepreneurs, showcasing their innovation on Shark Tank, one of the nation’s highest-rated reality TV shows, is something they can only dream of. Fewer than 1% of the roughly 40,000 ...