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CompanyCompany profileReviewed 2026-10-23

CMS ENERGY CORP

CMS Energy Corporation is an American energy company based in Jackson, Michigan, that is focused principally on utility operations in Michigan. Its principal business is Consumers Energy, a public utility that provides electricity and natural gas to more than 6 million of Michigan's 10 million residents. Its non-utility businesses are focused primarily on domestic independent power production. Consumers Energy has operated since 1886.

Sources and references ↗
COMPANY PROFILE / 8 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.

Company / filing name
CMS ENERGY CORP [1]
Headquarters location
Jackson [2]
Founded
1886 [2]
Official website
www.cmsenergy.com ↗ [2]
ISIN (reported securities)
US1258961002 [2]
CIK
811156 [1]
Country in background record
United States [2]
Symbols / exchanges
CMS (NYSE), CMSA (NYSE), CMSC (NYSE), CMSD (NYSE), CMS-PC (NYSE) [1]

Company positioning and business

CMS Energy Corporation is an American energy company based in Jackson, Michigan, that is focused principally on utility operations in Michigan. Its principal business is Consumers Energy, a public utility that provides electricity and natural gas to more than 6 million of Michigan's 10 million residents. Its non-utility businesses are focused primarily on domestic independent power production. Consumers Energy has operated since 1886. [3]

NorthStar Clean Energy's primary businesses are independent power production and natural gas transmission. [3]

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

Financial year, securities and disclosures

Listed securities: CMS (NYSE), CMSA (NYSE), CMSC (NYSE), CMSD (NYSE), CMS-PC (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [1]

History and key events

  1. Founding / inception date recorded in Wikidata. [2]

Financial results and regulatory disclosures

No individual financial documents have been indexed yet. Open the source to consult company disclosures. [1]

Related entities and concepts

Frequently asked questions

When was CMS ENERGY CORP founded?

Founded: 1886. The linked source provides the background record. [2]

Where is the headquarters of CMS ENERGY CORP?

Headquarters location: Jackson. The linked source provides the background record. [2]

Sources and review dates

  1. Company identity and profile data ↗
  2. Wikidata — company background record (CC0) ↗
  3. Wikipedia contributors — CMS Energy (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.