Number of Private for All Industries in Penobscot County, ME was 4594.00000 Establishments in July of 2023, according to the United States Federal Reserve. Historically, Number of Private for All Industries in Penobscot County, ME reached a record high of 4611.00000 in January of 2023 and a record low of 3492.00000 in July of 1991. Trading Economics provides the current actual value, an historical data chart and related indicators for Number of Private for All Industries in Penobscot County, ME - last updated from the United States Federal Reserve on May of 2024.