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CompanyCompany profileReviewed 2026-10-23

UNITIL CORP

Unitil Corporation is an interstate electricity and natural gas utility company that provides services for New Hampshire, Massachusetts and Maine. Its earliest predecessor company, the Portland Gas Light Company, was founded in Maine in 1849. The current company was set up in 1984 and is based in New Hampshire. With a market cap of 686.51M, it provides electric services to about 102,400 customers and natural gas to over 75,900 customers. The service territory of Unitil includes business districts and recreational centers as well as commercial and industrial business, such as electronic component manufacturers and education institutes. The company has an enterprise value of $766.54 million. The non-utility business is operated through the company's subsidiary, U-source, which is a national energy brokering and consulting company.

Sources and references ↗
COMPANY PROFILE / 7 SOURCE-LINKED FIELDS

Basic company information

Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.

Business sectors
public utility [1]
Company / filing name
UNITIL CORP [2]
Headquarters location
Hampton [1]
Founded
1984 [1]
Official website
www.unitil.com ↗ [1]
CIK
755001 [2]
Symbols / exchanges
UTL (NYSE) [2]

Company positioning and business

Unitil Corporation is an interstate electricity and natural gas utility company that provides services for New Hampshire, Massachusetts and Maine. Its earliest predecessor company, the Portland Gas Light Company, was founded in Maine in 1849. The current company was set up in 1984 and is based in New Hampshire. With a market cap of 686.51M, it provides electric services to about 102,400 customers and natural gas to over 75,900 customers. The service territory of Unitil includes business districts and recreational centers as well as commercial and industrial business, such as electronic component manufacturers and education institutes. The company has an enterprise value of $766.54 million. The non-utility business is operated through the company's subsidiary, U-source, which is a national energy brokering and consulting company. [3]

Background text: Wikipedia contributors, Unitil Corporation. Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.

Financial year, securities and disclosures

Listed securities: UTL (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [2]

History and key events

  1. Founding / inception date recorded in Wikidata. [1]

Financial results and regulatory disclosures

No individual financial documents have been indexed yet. Open the source to consult company disclosures. [2]

Related entities and concepts

Frequently asked questions

When was UNITIL CORP founded?

Founded: 1984. The linked source provides the background record. [1]

Where is the headquarters of UNITIL CORP?

Headquarters location: Hampton. The linked source provides the background record. [1]

Which business sectors are recorded for UNITIL CORP?

Business sectors: public utility. The linked source provides the background record. [1]

Sources and review dates

  1. Wikidata — company background record (CC0) ↗
  2. Company identity and profile data ↗
  3. Wikipedia contributors — Unitil Corporation (CC BY-SA 4.0) ↗

Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.

Content preparation: source-based compilation with AI assistance. See methods and attribution. Named sources identify the underlying records; no individual expert review is claimed.