SIC 4991 · Transportation, Communications and Utilities

Cogeneration Services & Small Power Producers

OpenFilings tracks 1 company that the SEC classifies under Standard Industrial Classification code 4991; the most recent filing among them is dated Oct 19, 2026. 1 of them report standardized annual figures in XBRL, shown in the revenue column.

SEC EDGAR snapshot updated Oct 27, 2026, 11:27 PM EDT. Not investment advice.

Companies in this industry

Cogeneration Services & Small Power Producers companies (SIC 4991)
#CompanyStateLatest filingRevenue (latest FY)
877AES AES CORPVAOct 19, 2026$12.2BFY2025

Ranked by position in the SEC company ticker list (roughly by market value) among all companies we track. Revenue is the latest full fiscal year; amounts in a foreign currency are shown with its code.

Latest reports from these companies

Annual, quarterly and current reports and proxy statements filed by the companies above, newest first.

Recent filings, SIC 4991
FiledCompanyFormWhat it isOriginal
Oct 19, 2026AES AES CORP8-KOther events· period Oct 15, 2026Document · Index
Sep 17, 2026AES AES CORP8-KOther events· period Sep 17, 2026Document · Index
Sep 16, 2026AES AES CORP8-KDirector or officer change· period Sep 14, 2026Document · Index
Aug 27, 2026AES AES CORP8-KOther events· period Aug 27, 2026Document · Index
Aug 5, 2026AES AES CORP8-KMaterial agreement· period Aug 5, 2026Document · Index
Aug 4, 2026AES AES CORP10-QQuarterly report· period Jun 30, 2026Document · Index
Jul 27, 2026AES AES CORP8-KAuditor change· period Jul 21, 2026Document · Index
Jun 26, 2026AES AES CORP8-KShareholder vote results; Regulation FD disclosure; Other events· period Jun 26, 2026Document · Index
Jun 16, 2026AES AES CORP8-KMaterial agreement; New financial obligation· period Jun 11, 2026Document · Index
Jun 12, 2026AES AES CORP8-KOther events· period Jun 12, 2026Document · Index
May 5, 2026AES AES CORP10-QQuarterly report· period Mar 31, 2026Document · Index
Apr 30, 2026AES AES CORP8-KShareholder vote results· period Apr 29, 2026Document · Index
Apr 16, 2026AES AES CORP8-KDirector or officer change· period Apr 14, 2026Document · Index
Mar 20, 2026AES AES CORPDEF 14ADefinitive proxy statement· period Apr 29, 2026Document · Index
Mar 2, 2026AES AES CORP10-KAnnual report· period Dec 31, 2025Document · Index

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Source

  • U.S. Securities and Exchange Commission, EDGAR company submissions (SIC code and description) and XBRL company facts. The SEC does not endorse OpenFilings.