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Private company

DUKE ENERGY FLORIDA, LLC

DUKE ENERGY FLORIDA, LLC is an American electric services company, incorporated in Florida.1 It is headquartered in St. Petersburg, Florida.1

Last updated Oct 21, 2026.

Overview

  • IndustryElectric Services1
  • HeadquartersSt. Petersburg, Florida1
  • Incorporated inFL2
  • Business address299 First Avenue North, St. Petersburg, Fl 337012

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Corporate structure

DUKE ENERGY FLORIDA, LLC is part of a group headed by Duke Energy. 180 entities, 7 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Duke Energy Charlotte, North Carolina, United States
    • Duke Energy Carolinas, LLC Charlotte, North Carolina, United States
    • DUKE ENERGY FLORIDA, LLC St. Petersburg, Florida
    • Progress Energy, Inc. Raleigh, North Carolina, United States
    • Advance SC LLC Subsidiary · South Carolina, United States
    • Baker House Apartments LLC Subsidiary · North Carolina, United States
    • Bison Insurance Company Limited Subsidiary · South Carolina, United States
    • Caldwell Power Company Subsidiary · North Carolina, United States
    • Carofund, Inc. Subsidiary · North Carolina, United States
    • CaroHome, LLC Subsidiary · North Carolina, United States
    • CATAMOUNT ENERGY CORPORATION Subsidiary · Charlotte, North Carolina, United States
    • Catawba Mfg. & Electric Power Co. Subsidiary · North Carolina, United States
    • Century Group Real Estate Holdings, LLC Subsidiary · South Carolina, United States
    • CGP Global Greece Holdings, SA Subsidiary · Greece
    • Cinergy Climate Change Investments, LLC Subsidiary · Delaware, United States
    • Cinergy Corp. Subsidiary · Delaware, United States
    • Cinergy Global (Cayman) Holdings, Inc. Subsidiary · Cayman Islands
    • Cinergy Global Holdings, Inc. Subsidiary · Delaware, United States
    • Cinergy Global Power, Inc. Subsidiary · Delaware, United States
    • Cinergy Global Resources, Inc. Subsidiary · Delaware, United States
    • Cinergy Global Tsavo Power Subsidiary · Cayman Islands
    • Cinergy Receivables Company LLC Subsidiary · Delaware, United States
    • Cinergy Solutions - Utility, Inc. Subsidiary · Delaware, United States
    • CRNG-GA1, LLC Subsidiary · Delaware, United States
    • CTE Petrochemicals Company Subsidiary · Cayman Islands
    • D/FD Holdings, LLC Subsidiary · Delaware, United States
    • and 150 more

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Former names

  • DUKE ENERGY FLORIDA, LLC.Aug 4, 2015 to Sep 4, 20242
  • DUKE ENERGY FLORIDA, INC.Aug 1, 2013 to Jul 9, 20152
  • FLORIDA POWER CORP /Oct 24, 1995 to May 9, 20062
  • FLORIDA POWER CORPMay 9, 1994 to Sep 16, 20132

Timeline

  1. Mar 17, 20268-K Other events3
  2. Nov 26, 20258-K Other events4
  3. Apr 5, 20248-K Other events5
  4. Nov 9, 20238-K Other events6
  5. Sep 29, 20238-K Other events7
  6. Nov 10, 20228-K Other events8
  7. Oct 21, 20228-K Other events9
  8. Dec 2, 20218-K Other events10

Filings

44 filings to the SEC since October 2021: 5 annual reports, 8 major events, 31 other. The latest 20:

  1. Sep 4, 202610-D EDGAR
  2. Mar 26, 202610-K EDGAR
  3. Mar 17, 20268-K EDGAR
  4. Mar 16, 2026424B5 EDGAR
  5. Mar 13, 2026FWP EDGAR
  6. Mar 11, 202610-D EDGAR
  7. Mar 11, 2026424B5 EDGAR
  8. Nov 26, 20258-K EDGAR
  9. Nov 25, 2025424B5 EDGAR
  10. Nov 24, 2025FWP EDGAR
  11. Nov 24, 2025424B5 EDGAR
  12. Sep 3, 202510-D EDGAR
  13. Mar 28, 202510-K EDGAR
  14. Mar 7, 202510-D EDGAR
  15. Sep 4, 202410-D EDGAR
  16. Apr 5, 20248-K EDGAR
  17. Apr 4, 2024424B5 EDGAR
  18. Apr 3, 2024FWP EDGAR
  19. Apr 1, 2024424B5 EDGAR
  20. Mar 27, 202410-K EDGAR

The 44 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

SEC filer profile

How DUKE ENERGY FLORIDA, LLC is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARDUKE ENERGY FLORIDA, LLC1
  • CIK0000037637
  • Employer ID (EIN)81-097758111
  • Filer statusNon-accelerated filer not an emerging growth company; not a smaller reporting company; not a shell company11
  • Incorporated inDelaware11
  • Fiscal year endsDecember 311
  • Industry code (SIC)4911 Electric Services1
  • SEC reviewing officeOffice of Energy & Transportation, Division of Corporation Finance1
  • Business address299 First Avenue North, St. Petersburg, FL 337011
  • Phone800-488-38531
  • AuditorDeloitte & Touche LLP, Charlotte, NC PCAOB ID 34; no auditor attestation of internal control over financial reporting11
  • On EDGAR sinceJan 26, 19941
  • Filings582 in all: 8-K (243), 10-Q (98), 424B5 (43), 10-K (39), U-6B-2 (26), FWP (23), 10-D (20), CORRESP (15)1
    All 27 form types

    UPLOAD (14), S-3 (7), S-3/A (7), S-3ASR (7), 424B2 (6), 10-Q/A (5), SF-1/A (5), 10-K405 (4), POSASR (4), 10-K/A (3), 305B2 (3), 424B3 (2), EFFECT (2), 11-K (1), 15-15D (1), 424B1 (1), 8-K/A (1), CT ORDER (1), SF-1 (1)

  • Latest filingsAnnual report (10-K) Mar 26, 2026
    Quarterly report (10-Q) Aug 4, 2026
    Latest 8-K (8-K) Mar 17, 2026

Sources

The numbers on this page point here. Each one links to the record it came from.

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