Corporate Headquarters
MarketAxess Holdings Inc.
MarketAxess Corporation
140 Broadway, 42nd Floor
New York, NY 10005
Tel: 212-813-6000
Fax: 212-813-6390

MarketAxess Europe Ltd.
71 Fenchurch St.
London EC3M 4BS
Tel: + 44 (0)20 7709 3100
Fax: + 44 (0)20 7709 3101

Investor Relations
Stephen Davidson
140 Broadway, 42nd Floor
New York, NY 10005
Tel: 212-813-6021
Email: sdavidson@marketaxess.com

Media Relations
Stephen Davidson
140 Broadway, 42nd Floor
New York, NY 10005
Tel: 212-813-6021
Email: sdavidson@marketaxess.com

General Information
Client Services (U.S.)
Tel.: 877-638-0037
Email: uscs@marketaxess.com

Client Services (Europe)
Tel.: +44 20-7709-3105
Email: eurocs@marketaxess.com

Transfer Agent
Wachovia Bank, N.A.
Equity Services Group - NC1153
1525 West W.T. Harris Blvd., 3C3
Charlotte, NC 28262-8522
phone: (800) 829-8432
email: equityservices@wachovia.com