Koppers
| Company type | Public | 
|---|---|
| NYSE: KOP S&P 600 Component | |
| Industry | Chemicals, railroad ties and other products, railroad bridge construction and repair, wood preservation | 
| Founded | 1912 (original company) 1988 (re-established) | 
| Headquarters | Koppers Tower Pittsburgh, Pennsylvania | 
| Key people | 
 | 
| Products | |
| Revenue | US$1.16 billion | 
| Number of employees | 2,200 | 
| Website | www.koppers.com | 
Koppers is a global chemical and materials company based in Pittsburgh, Pennsylvania, United States. Its headquarters is an art-deco 1920s skyscraper, the Koppers Tower.