Koppers headquarters details
- Street address
- 436 Seventh Avenue
- City
- Pittsburgh
- State / region
- Pennsylvania
- ZIP / postal code
- 15219-1800
- Country
- United States
- Phone
- +1 412 227 2001
- Founded
- 1988
- Website
- koppers.com
- Stock
- NYSE: KOP
Location map
Open in Google MapsAll Koppers office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Pittsburgh HQ | Pennsylvania | United States | Headquarters |
Showing the headquarters of 73 recorded locations. See every location in GraphIQ →
About Koppers
Koppers (NYSE: KOP) is headquartered in Pittsburgh, Pennsylvania, United States. Founded in 1988, the company has 73 recorded locations across 5+ countries and employs approximately 2,200 people worldwide.
Where is Koppers's main office?
Koppers's main headquarters office is located at 436 Seventh Avenue, Pittsburgh, Pennsylvania 15219-1800, United States. This is the company's primary corporate address.
Koppers regional offices
Beyond its headquarters in Pittsburgh, Koppers has recorded locations in United States, Australia, New Zealand, The Netherlands and United Kingdom.
Koppers contact information
The main switchboard for Koppers headquarters can be reached at +1 412 227 2001. Official website: koppers.com.
What does Koppers do?
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.
Koppers competitors & similar companies
Frequently asked questions
Where is Koppers headquarters?
Koppers's headquarters is located at 436 Seventh Avenue, Pittsburgh, Pennsylvania 15219-1800, United States.
How many offices does Koppers have?
GraphIQ records 73 locations for Koppers across 5+ countries, as of October 2026.
What is Koppers's corporate address?
The corporate headquarters address is 436 Seventh Avenue, Pittsburgh, Pennsylvania 15219-1800, United States.
When was Koppers founded?
Koppers was founded in 1988 and employs approximately 2,200 people.
What is Koppers's phone number?
The main phone number for Koppers headquarters is +1 412 227 2001.
How many employees does Koppers have?
Koppers has approximately 2,200 employees (GraphIQ estimate, 2026).
Is Koppers a public company?
Yes. Koppers is publicly traded on NYSE under the ticker KOP.