Lightbridge (Nasdaq: LTBG) is a leading transaction processing company. Lightbridge's payment processing business, Authorize.Net provides secure, reliable, Internet Protocol (IP) based payment gateway solutions that enable over 175,000 merchants to authorize, settle and manage electronic transactions anytime, anywhere, via Web sites, at retail, mail order/telephone order (MOTO) call centers and on wireless devices. Authorize.Net is sold through an extensive network of reseller partners and leading financial institutions that offer its industry leading payment services to their merchant customers.

Robert Donahue

1989

$95.6 million (2006)

200 as of March 1, 2007

Marlborough, Massachusetts USA

Massachusetts, Washington, Utah

• Payment Solutions – Authorize.Net® IP-based payment processing.

Industries:

• IP-based and e-commerce
• Retail
• Small-to-medium markets

Merchants:Over 166,000 online merchants throughout the United States. Partners: Over 2,700 active ISO's across the United States.


www.lightbridge.com and www.authorize.net