Shareholder Information

Ducommun Incorporated common stock is listed on the New York Stock Exchange (Symbol DCO)

Register & Transfer Agent
Computershare, Inc.
P.O. Box 30170
College Station, TX 77842
Toll Free (800) 522-6645
International (201) 680-6578
Hearing Impaired (800) 952-9245
Website www.computershare.com/investor


Shareholder Inquiries
Information related to share certificates should be directed to the transfer agent. For other inquiries, contact:

Company Contacts
Suman Mookerji
Senior Vice President, Chief Financial Officer
Phone: 657.335.3665
Email: smookerji@ducommun.com

Independent Registered Public Accounting Firm
PricewaterhouseCoopers LLP
2020 Main Street, Suite 400
Irvine, CA 92614
Phone: 949.437.5200
Website: www.pwc.com