Who owns Sempra Infrastructure?
Sempra Infrastructure is owned by Sempra (the United States, NYSE: SRE).[1]
Sempra owns 70% of Sempra Infrastructure rather than all of it.
Evidence: Sempra Annual Report on Form 10-K filed 2026-02-26, SEC EDGAR, 26 February 2026. Verified from filings; last checked .
Key facts
- Current owner
- Sempra (70% stake) verified
- Owner HQ
- 🇺🇸 United States
- Origin
- 🇺🇸 United States
- Category
- Energy › Power & utilities › Power producers
- Parent ticker
- NYSE: SRE
- Last verified
- · 1 sources
About Sempra Infrastructure
Sempra Infrastructure holds LNG, pipeline and power assets in the U.S. and Mexico through SI Partners. Sempra's 2025 10-K says Sempra, KKR Pinnacle and ADIA hold 70%, 20% and 10% of SI Partners, and describes a planned sale of part of Sempra's interest.
Ownership timeline of Sempra Infrastructure
Where Sempra Infrastructure sits in Sempra
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Sempra ownership tree →
See the full Sempra brand portfolio (4) →
Other brands owned by Sempra
Sempra controls 4 brands on Brandtree, 4 of them in energy.
Also in energy
Other brands in power producers, and who owns them
The 19 brands in power producers on Brandtree belong to 17 owners. The largest is KEPCO, with 3.
| Brand | Owner | Owner based in |
|---|---|---|
| Korea East-West Power | KEPCO | 🇰🇷 South Korea |
| Acwa | ACWA Power | 🇸🇦 Saudi Arabia |
| Auren Energia | Auren Energia | 🇧🇷 Brazil |
| NorthStar Clean Energy | CMS Energy | 🇺🇸 United States |
| Calpine | Constellation | 🇺🇸 United States |
| Enel Generación Chile | Enel Chile | 🇨🇱 Chile |
| Engie Brasil Energia | Engie Brasil Energia | 🇧🇷 Brazil |
| Hallador Power | Hallador | 🇺🇸 United States |
About the owner: Sempra
Sempra is a publicly listed company headquartered in United States. Brandtree records 4 brands under its control, and it is listed as NYSE: SRE.
Sempra's 2025 Form 10-K organises its business into Sempra California, Sempra Texas Utilities and Sempra Infrastructure. It says Oncor Holdings is a wholly owned entity of Sempra that owns an 80.25% interest in Oncor, and that Sempra holds 70% of SI Partners (the Sempra Infrastructure partnership), with KKR Pinnacle at 20% and ADIA at 10%. The filing describes a planned sale of part of its SI Partners interest.
🇺🇸 Sempra Infrastructure and other American brands
Brandtree records a controlling owner for 2,399 brands that began in the United States. 461 of them (19%) are now controlled by a company headquartered in another country; Sempra Infrastructure is not one of them.
- AES Ohio — AES 🇺🇸
- Agway Energy Services — Suburban Propane 🇺🇸
- Alabama Power — Southern Company 🇺🇸
- AmeriGas — UGI 🇺🇸
- American Transmission Company — WEC Energy Group 🇺🇸
- Arch Resources — Core Natural Resources 🇺🇸
Frequently asked questions
Who is the parent company of Sempra Infrastructure?
The parent company of Sempra Infrastructure is Sempra, a publicly listed company headquartered in the United States.
Is Sempra Infrastructure American?
Yes. Sempra Infrastructure originated in the United States and its owner, Sempra, is also headquartered in the United States.
Is Sempra Infrastructure still owned by Sempra?
Yes. As of 5 October 2026, Sempra Infrastructure is still owned by Sempra (70% stake). The ownership record was last checked against primary sources on that date.
Sources (1) & 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] Sempra Annual Report on Form 10-K filed 2026-02-26 — SEC EDGAR, SEC Form 10-K, published 26 February 2026; retrieved 5 October 2026.
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