Who owns Knauf Insulation?
Knauf Insulation is owned by Knauf (Germany).[1]
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Evidence: Knauf Group — History: A Journey through Time. Last checked .
Key facts
- Current owner
- Knauf Group reported
- Owner HQ
- 🇩🇪 Germany, Iphofen
- Origin
- 🇺🇸 United States
- Founded
- 1978
- Category
- Home, garden & DIY › Home improvement › Building materials
- Last verified
- · 1 sources
About Knauf Insulation
Knauf Insulation is the Knauf Group's insulation division, tracing its foundation to 1978, when Knauf took over a glass-wool insulation production facility in Shelbyville, United States, its first move into the North American market. The division has since grown into one of the world's largest insulation manufacturers, with more than 6,000 employees, 27 manufacturing sites in 15 countries and turnover exceeding €2.9 billion, making glass mineral wool, rock mineral wool and wood wool products for buildings and industrial applications.
Ownership timeline of Knauf Insulation
Where Knauf Insulation sits in Knauf
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Knauf ownership tree →
See the full Knauf brand portfolio (3) →
Other brands owned by Knauf
Knauf controls 3 brands on Brandtree, 3 of them in home, garden & diy.
Also in home, garden & diy
Other brands in building materials, and who owns them
The 104 brands in building materials on Brandtree belong to 33 owners. The largest is James Hardie, with 8; Knauf has 3.
| Brand | Owner | Owner based in |
|---|---|---|
| Golden Bay | Fletcher Building | 🇳🇿 New Zealand |
| Artevia | Holcim | 🇨🇭 Switzerland |
| AZEK Exteriors | James Hardie | 🇮🇪 Ireland |
| Blenture | Votorantim Cimentos | 🇧🇷 Brazil |
| Adbri | CRH | 🇮🇪 Ireland |
| Byggmakker | Kesko | 🇫🇮 Finland |
| Cacique Max | Loma Negra | 🇦🇷 Argentina |
| Alutions | Tecnoglass | 🇨🇴 Colombia |
About the owner: Knauf
Knauf is a privately held company headquartered in Iphofen, Germany, founded in 1932. Brandtree records 3 brands under its control.
The Knauf Group is a family-owned German building-materials manufacturer founded in 1932 when brothers and mining engineers Alfons and Karl Knauf secured gypsum mining rights in Schengen on the Upper Moselle and built their first plant there the following year. It moved its headquarters to Iphofen in Bavaria in 1949, expanded from gypsum into insulation, construction chemicals and ceiling systems over the following decades, and today reports more than 43,500 employees, 320 production sites and operations in more than 90 countries across four business areas: Gypsum Americas, Gypsum EMEA, Gypsum APAC and Insulation.
🇺🇸 Knauf Insulation 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, Knauf Insulation among them.
- 3 Day Blinds — Hunter Douglas 🇳🇱
- 7-Eleven — Seven & i 🇯🇵
- AMES — Griffon 🇺🇸
- AZEK Exteriors — James Hardie 🇮🇪
- Alamo Cement — Buzzi 🇮🇹
- American Olean — Mohawk 🇺🇸
Frequently asked questions
Who is the parent company of Knauf Insulation?
The parent company of Knauf Insulation is Knauf, a privately held company headquartered in Germany.
Is Knauf Insulation American or German?
Knauf Insulation originated in the United States in 1978, but it is owned today by Knauf, which is headquartered in Germany. So Knauf Insulation is an American-origin brand under German ownership.
Is Knauf Insulation still owned by Knauf?
Yes. As of 23 September 2026, Knauf Insulation is still owned by Knauf. 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] Knauf Group — History: A Journey through Time — Knauf Group, Official document; retrieved 23 September 2026.
Report a correction Opens a pre-filled GitHub issue. See our corrections policy.