Who owns Los Altos?
Los Altos is owned by Sigma Foods (Mexico, BMV: SIGMAF A), which has owned the brand since 3 May 2023.[1]
Sigma Foods owns 85% of Los Altos rather than all of it.
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Evidence: Sigma Foods Annual Report 2025, Sigma Foods, S.A.B. de C.V. Last checked .
Key facts
- Current owner
- Sigma Foods, S.A.B. de C.V. (85% stake) reported
- Owned since
- Owner HQ
- 🇲🇽 Mexico, San Pedro Garza García
- Origin
- 🇺🇸 United States
- Category
- Food › Dairy & alternatives › Cheese
- Parent ticker
- BMV: SIGMAF A
- Last verified
- · 1 sources
About Los Altos
Los Altos is a brand of Mexican-style cheeses and creams made by Los Altos Foods at a plant near Los Angeles, California. The business had more than 24 years of history and about US$100 million in annual revenue when Sigma bought 85 per cent of it on 3 May 2023 for 1,336 million pesos. In 2025 Sigma invested US$42 million to expand Los Altos cheese lines.
Ownership timeline of Los Altos
- 2023 – present Sigma Foods (85%) [1] reported
Where Los Altos sits in Sigma Foods
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Sigma Foods ownership tree →
See the full Sigma Foods brand portfolio (9) →
Other brands owned by Sigma Foods
Sigma Foods controls 9 brands on Brandtree, 9 of them in food.
Also in food
Other brands in cheese, and who owns them
The 99 brands in cheese on Brandtree belong to 40 owners. The largest is Savencia Fromage & Dairy, with 9; Sigma Foods has 2.
About the owner: Sigma Foods
Sigma Foods is a publicly listed company headquartered in San Pedro Garza García, Mexico. Brandtree records 9 brands under its control, and it is listed as BMV: SIGMAF A.
Sigma Foods is the Mexican company formerly called Alfa, S.A.B. de C.V., which became a pure food business after spinning off Alpek on 4 April 2025 and was then renamed Sigma Foods. It makes cold cuts, dry meats, cheese, yoghurt and other refrigerated foods under more than 100 brands in 17 countries. Its 2025 revenue was US$9.3 billion.
🇺🇸 Los Altos and other American brands
Brandtree records a controlling owner for 2,570 brands that began in the United States. 501 of them (19%) are now controlled by a company headquartered in another country, Los Altos among them.
Frequently asked questions
Who is the parent company of Los Altos?
The parent company of Los Altos is Sigma Foods, a publicly listed company headquartered in Mexico.
Is Los Altos American or Mexican?
Los Altos originated in the United States, but it is owned today by Sigma Foods, which is headquartered in Mexico. So Los Altos is an American-origin brand under Mexican ownership.
Since when has Sigma Foods owned Los Altos?
Sigma Foods has owned Los Altos since 3 May 2023.
Is Los Altos still owned by Sigma Foods?
Yes. As of 16 September 2026, Los Altos is still owned by Sigma Foods (85% 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] Sigma Foods Annual Report 2025 — Sigma Foods, S.A.B. de C.V., Annual report; retrieved 16 September 2026.
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