Who makes Plexiglas now?
Plexiglas is sold by Trinseo in the U.S., Canada and Latin America. Polymer: PMMA (acrylic). Checked Nov 2, 2026.
The short answer
Owner now (Americas): Trinseo
Sold 2021Chapter 11
What changed, and when
Arkema sold its PMMA business (Plexiglas in the Americas, Altuglas elsewhere) to Trinseo. Announced Dec 2020. Closed May 3, 2021. Trinseo has been in Chapter 11 since May 2026.
Sources
Ownership history
- Rohm and Haas
- Elf Atochem (1998)
- Atofina (Total) (2000)
- Arkema (2004)
- Trinseo (2021)
What to check on your Plexiglas paperwork
- Ask your seller about lead times and allocation while the case runs.
- Keep copies of your current data sheets, COAs and regulatory letters.
- Consider qualifying a second source now, before you need it.
Company names you may see on older Plexiglas paperwork
Rohm and Haas, Elf Atochem, Atofina, Total, Arkema. If an old drawing, COA or UL file names one of these, it can still refer to Plexiglas.
Current Plexiglas data sheets
Trinseo PLEXIGLAS acrylic resins (Americas). Moved from Arkema in 2021. Product guide and brochures only; ask Trinseo for per-grade TDS. Use the newest data sheet and COA from the current owner, not a copy saved years ago.
Other brands from Trinseo
Altuglas, Calibre, Emerge, Magnum, Pulse, Styron, Tyril.
Buying Plexiglas or an alternative
ResinBridge quotes Plexiglas where we can source it, or a matched alternative with what differs, from one gaylord to a railcar. See our guide to Acrylic (PMMA).
Questions
Who makes Plexiglas now?
Trinseo sells Plexiglas in the U.S., Canada and Latin America (checked Nov 2, 2026).
Did Plexiglas change owners?
Status: Sold 2021, Chapter 11. Arkema sold its PMMA business (Plexiglas in the Americas, Altuglas elsewhere) to Trinseo.
Where do I find current Plexiglas data sheets?
On the owner's site: Trinseo PLEXIGLAS acrylic resins (Americas). Use the newest data sheet and COA from the current owner.
From our resin brand ownership tracker, which covers 318 brands with a source for every row. Spot a change we missed? Tell us.
Need Plexiglas or a matched alternative?
Send the Plexiglas grade you run. A polymer chemist confirms it, quotes it where we can source it, or suggests a matched alternative with what differs.