# CertainTeed completes $240M expansion of Palatka gypsum wallboard plant

CertainTeed completed a $240 million expansion of its gypsum wallboard plant in Palatka, Florida, doubling production capacity and adding over 100 new jobs. The facility is now the largest wallboard manufacturing plant in the world.

- Type: Expansion
- Announced: 2026-01-31
- Where: Palatka, Florida, United States
- Value: $240.0M
- Jobs: 100
- Starts operating: 31 Jan 2026
- Status: completed
- Capacity: doubled production capacity
- Products: gypsum wallboard
- Sectors: [Construction Materials](https://endata.com/sectors/construction-materials.md)

## Companies

- [CertainTeed](https://endata.com/companies/32915.md)

## Sources

- [wconline.com](https://www.wconline.com/articles/98005-certainteed-invests-240m-to-expand-palatka-plant), 2026-01-31: "This is now the biggest wallboard plant in the world."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.