Who owns Testors?
Testors is owned by RPM (the United States, NYSE: RPM).[1]
Evidence: RPM International Inc. Annual Report on Form 10-K filed 2026-07-22, SEC EDGAR, 22 July 2026. Verified from filings; last checked .
Key facts
- Current owner
- RPM International Inc. verified
- Owner HQ
- 🇺🇸 United States, Medina
- Origin
- 🇺🇸 United States
- Category
- Home, garden & DIY › Home improvement › Paint & coatings
- Parent ticker
- NYSE: RPM
- Last verified
- · 1 sources
About Testors
Testors is an RPM brand of paints, adhesives, tools and airbrushes for hobby and craft use. RPM names Model Master among its leading brands and presents it within its consumer group alongside Rust-Oleum, DAP and Zinsser. It is a hobby coatings maker rather than a house-paint brand.
How often RPM names Testors in its annual report
A plain count of the times the name appears in the text of each annual report, not counting the start of a sentence. A brand that an owner writes about more is usually one it treats as central.
Ownership timeline of Testors
Where Testors sits in RPM
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full RPM ownership tree →
See the full RPM brand portfolio (7) →
Other brands owned by RPM
RPM controls 7 brands on Brandtree, 7 of them in home, garden & diy.
Also in home, garden & diy
Other brands in paint & coatings, and who owns them
RPM has more brands in paint & coatings on Brandtree than any other owner: 6 of 38.
| Brand | Owner | Owner based in |
|---|---|---|
| Krylon | Sherwin-Williams | 🇺🇸 United States |
| Dulux | AkzoNobel | 🇳🇱 Netherlands |
| Behr | Masco | 🇺🇸 United States |
| Dulux (Australia and New Zealand) | Nippon Paint | 🇯🇵 Japan |
| MAGNAT | Śnieżka | 🇵🇱 Poland |
| Asian Paints | Asian Paints | 🇮🇳 India |
| Craftsman | Stanley Black & Decker | 🇺🇸 United States |
| PebbleTec | CRH | 🇮🇪 Ireland |
About the owner: RPM
RPM is a publicly listed company headquartered in Medina, United States, founded in 1947. Brandtree records 7 brands under its control, and it is listed as NYSE: RPM.
RPM International is an American maker of specialty coatings, sealants and construction chemicals, based in Medina, Ohio. Its history page dates it to 1947, when Frank C. Sullivan founded Republic Powdered Metals, whose first product was a heavy-duty aluminium roof coating; it moved to the NYSE from the Nasdaq. RPM sorts its brands into Construction, Performance Coatings and Consumer groups and says it has completed about 190 acquisitions in 30 years. This record covers the consumer paint, coatings and repair brands it names.
🇺🇸 Testors 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; Testors is not one of 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 Testors?
The parent company of Testors is RPM, a publicly listed company headquartered in the United States.
Is Testors American?
Yes. Testors originated in the United States and its owner, RPM, is also headquartered in the United States.
Is Testors still owned by RPM?
Yes. As of 3 October 2026, Testors is still owned by RPM. 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] RPM International Inc. Annual Report on Form 10-K filed 2026-07-22 — SEC EDGAR, SEC Form 10-K, published 22 July 2026; retrieved 3 October 2026.
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