
Unitil is committed to the construction, operation, and maintenance of high-quality, reliable, and safe gas and electric distribution systems and to the provision of convenient and responsive service to all its customers. This commitment requires a dedicated and well-trained work force and a corporate culture built on integrity, accountability, and results.
The Company supports the development of strong, successful communities through investments in its infrastructure as well as local economic and community development programs. Unitil maintains strong partnerships with local, regional, and state economic development organizations and actively promotes sound development opportunities. The Company also actively supports community and non-profit agencies and programs with funding as well as through employee volunteerism and executive leadership.
Unitil and its Subsidiaries| Company Name | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas and Electric Light Company (Fitchburg) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource L.L.C. (Usource) | DE - 2000 | Energy Brokering & Advisory Services |
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|
Unitil Corporation and its Subsidiaries| Company | State & Year of Organization | Principal Business |
|---|
| Fitchburg Gas & Electric Light Company (FG&E) | MA - 1852 | Electric & Gas Distribution Utility |
| Unitil Energy Systems, Inc. (Unitil Energy) | NH - 1901 | Electric Distribution Utility |
| Granite State Gas Transmission, Inc. (Granite State) | NH - 1955 | Natural Gas Transmission Pipeline |
| Northern Utilities, Inc. (Northern Utilities) | NH - 1979 | Natural Gas Distribution Utility |
| Unitil Power Corp. (Unitil Power) | NH - 1984 | Wholesale Electric Power Utility |
| Unitil Service Corp. (Unitil Service) | NH - 1984 | Utility Service Company |
| Unitil Realty Corp. (Unitil Realty) | NH - 1986 | Real Estate Management |
| Unitil Resources, Inc. (Unitil Resources) | NH - 1993 | Non-regulated Energy Services |
| Usource Inc. and Usource LLC (Usource) | DE - 2000 | Energy Brokering and Advisory Services
|