Mt. Waldo Granite Company, Frankfort, ME
Mt. Waldo Granite Company, Frankfort, ME. In 1930, the property was purchased an Italian immigrant, Bruno Grenci and his partner Thomas Ellis. After 20 years of inactivity, Mt. Waldo again came to life, returning Frankfort to the busy era it had once been with the opening of the Mt. Waldo Granite Company.