(TrendHunter.com) ‘Holey Grail Donuts' is a Hawaii-based operator of donut shops that recently announced a successful $9 million USD Series A round of funding. The company noted that it would utilize... (TrendHunter.com) ‘Holey Grail Donuts' is a Hawaii-based operator of donut shops that recently announced a successful $9 million USD Series A round of funding. The company noted that it would utilize...