It began as a board of trade in the 19th century, evolved into a local chamber of commerce in the early 20th century, and since 1981 has been the Grass Valley/Nevada County Chamber of Commerce. Soon, however, it will be known as the Greater Grass Valley Chamber of Commerce with new management leadership from Nevada County native Keith Davies and his wife, Robin Galvan-Davies. “We are thrilled that Keith and Robin will be assuming day-to-day management of the chamber,” said Patti Ingram-Spencer, chair of the chamber’s board of directors. “They have the experience, professionalism, vision and knowledge of the area …