Annual Report 2020
Annual Report 2020
Investor Relations and Media Information

Transfer Agent, Registrar of Stock, and Dividend Disbursing Agent

P.O. Box 505000
Louisville, KY 40233

Overnight correspondence should be sent to:
462 South Fourth Street, Suite 1600
Louisville, KY 40202

Koppers-dedicated phone: 866 293 5637
TDD for hearing impaired: 800 231 5469
Foreign holders: 201 680 6578
TDD for foreign holders: 201 680 6610

As a convenience to our shareholders who hold their shares with our transfer agent, individuals can access their account information by logging on at: www.computershare.com/investor

Stock Exchange Listing
Koppers common stock is listed on the New York Stock Exchange (symbol: KOP).

Investor Relations and Media Information

Securities analysts, shareholders, and others seeking financial or general information should contact Ms. Quynh McGuire, Vice President, Investor Relations, at 412 227 2049.

For news media inquiries, please contact Ms. Jessica Franklin, Manager, Corporate Communications, Brand and Giving, at 412 227 2025.

Company News

Visit www.koppers.com for Securities and Exchange Commission (SEC) filings, annual reports, quarterly earnings reports, and other company news.

Annual Meeting of Shareholders

Thursday, May 6, 2021
Password: KOP2021
10 a.m. Eastern Time

KOPPERS World Headquarters

Koppers Holdings Inc.
436 Seventh Avenue
Pittsburgh, PA
Telephone: 412 227 2001

Koppers is a member of the
American Chemistry Council.