Southern Company: brands it owns and its ownership tree
Southern Company (NYSE: SO) is a publicly listed company headquartered in the United States that owns 7 consumer brands.[1][2]
Southern Company's 2025 Form 10-K says it is a holding company that owns all of the outstanding common stock of three traditional electric operating companies (Alabama Power, Georgia Power, Mississippi Power), Southern Power Company and Southern Company Gas. It also owns Southern Company Services, Southern Linc, Southern Nuclear and PowerSecure.
-
brands owned
-
1
categories
-
0
acquisitions recorded
-
0
divestitures recorded
Company facts
- Legal name
- The Southern Company (also Southern Co)
- Type
- publicly listed company · see all publicly listed company owners
- Headquarters
- 🇺🇸 United States
- Tickers
- NYSE: SO
- Revenue
- $29.6 billion (2025)[2]
- SEC CIK
- 0000092122
- Last verified
- · 2 sources
What Southern Company's annual report says about its business
Read from Southern Company's latest annual filing[1]. Each line gives the sentence the filing uses, copied word for word.
Segments the filing names
- gas distribution operations, gas pipeline investments, gas marketing services:
Southern Company Gas manages its business through three reportable segments gas distribution operations, gas pipeline investments, and gas marketing services, which includes SouthStar, a Marketer and provider of energy-related products and services to natural gas choice markets and one non-reportable segment, all other.
Acquisitions and disposals named in the filing
- Acquired: FP&L's 50% ownership interest in Plant Daniel Units 1 and 2.
Mississippi Power has since acquired FP&L's 50% ownership interest in Plant Daniel Units 1 and 2.
Southern Company in numbers
- Southern Company owns 7 consumer brands tracked here across 1 top-level categories; the largest is energy with 7 brands.[1]
Southern Company financial history
Headline figures from Southern Company's annual reports filed with the US Securities and Exchange Commission, in USD as reported, fiscal years ending 2020–2025. Revenue moved from $20.4bn to $29.6bn, an average of 7.7% a year (calculated).
| Fiscal year ended | Revenue | Operating income | Operating margin | Net income | Total assets | Long-term debt | Filing |
|---|---|---|---|---|---|---|---|
| $29.6bn | $7.29bn | 24.7% | $4.34bn | $155.7bn | — | 10-K | |
| $26.7bn | $7.07bn | 26.4% | $4.4bn | $145.2bn | — | 10-K | |
| $25.3bn | $5.83bn | 23.1% | $3.98bn | $139.3bn | — | 10-K | |
| $29.3bn | $5.37bn | 18.3% | — | $134.9bn | — | 10-K | |
| $23.1bn | $3.7bn | 16.0% | — | $127.5bn | — | 10-K | |
| $20.4bn | $4.88bn | 24.0% | — | $122.9bn | — | 10-K |
Source: SEC XBRL company facts. A dash means the company did not report that line in a form we could read. Figures for a year can be restated in a later filing; the latest filing's number is shown.
Everything Southern Company owns
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Full-screen interactive tree → · Download as infographic
Brand portfolio by category
Recent changes to this record
Southern Company SEC filings
The documents behind the figures on this page, as listed in the SEC's EDGAR index. Each links to the filing itself.
Annual reports
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
Proxy statements
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
Recent current and quarterly reports
| Filed | Form | What it declares |
|---|---|---|
| 8-K | Creation of a direct financial obligation; Unregistered sales of equity securities | |
| 8-K | Other events | |
| 8-K | Other events | |
| 8-K | Results of operations and financial condition | |
| 10-Q | Quarterly report | |
| 8-K | Other events | |
| 8-K | Results of a shareholder vote | |
| 8-K | Results of operations and financial condition | |
| 10-Q | Quarterly report | |
| 8-K | Other events | |
| 8-K | Entry into a material agreement; Creation of a direct financial obligation | |
| 8-K | Results of operations and financial condition | |
| 8-K | Other events | |
| 8-K | Other events |
Frequently asked questions
What brands does Southern Company own?
Southern Company owns 7 consumer brands tracked here, including Southern Power, Southern Company Gas, Georgia Power, Mississippi Power, Alabama Power and Nicor Gas.
Is Southern Company an American company?
Yes. Southern Company is headquartered in the United States.
Who owns Southern Company?
Southern Company is a publicly listed company owned by its shareholders; it trades as SO on the NYSE.
Sources (2) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] The Southern Company Annual Report on Form 10-K filed 2026-02-19 — SEC EDGAR, SEC Form 10-K, published 19 February 2026; retrieved 5 October 2026.
- [2] The Southern Company: Form 10-K for the year ended 2025-12-31 (revenue) — SEC EDGAR, SEC Form 10-K, published 19 February 2026; retrieved 5 October 2026.
Report a correction Opens a pre-filled GitHub issue. See our corrections policy.