Mercantec Integrates to Lightbridge`s Authorize.Net to Provide Industry Leading Payment Options

Kurt Peters

Mercantec`s PowerCommerce 2005 accredited by Authorize.Net as a Certified Shopping Cart

Burlington, MA - Dec. 1, 2004 - Lightbridge, Inc. (NASDAQ: LTBG), a leading analytics, decisioning and e-commerce company and the parent company of Authorize.Net®, today announced a partnership with Mercantec, Inc.®, a global provider of e-commerce solutions for small and mid-sized businesses, to integrate Mercantec`s PowerCommerce® 2005 to the Authorize.Net Payment Gateway.

As part of the agreement, Mercantec has been certified through Authorize.Net`s Shopping Cart Certification Program, which provides that the company`s solutions meet Authorize.Net`s highest integration, performance and security standards. Merchants are now able to sell their goods or services over the Internet using Mercantec`s PowerCommerce suite of Web site building and storefront solutions together with the Authorize.Net Payment Gateway to process secure customer orders online.

"Mercantec is widely recognized as an e-commerce pioneer and leader," said Roy Banks, president, Lightbridge`s Authorize.Net Business Unit. "We are pleased to have them as an Authorize.Net certified shopping cart and look forward to providing their merchants with an industry leading Internet Protocol (IP) transaction processing solutions."

"Authorize.Net is an important enhancement to our platform," added Bill Tait, founder and chief executive officer, Mercantec. "We recently began offering merchant accounts through e-onlinedata, Inc. and the addition of Authorize.Net really completes our package, creating a product that will be enthusiastically embraced by our merchants and resellers."

About Authorize.Net (www.authorize.net)
Authorize.Net provides secure, reliable, Internet Protocol (IP) based payment gateway solutions that enable merchants to authorize, settle and manage electronic transactions anytime, anywhere, via Web sites, 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. Authorize.Net is a service of Lightbridge, Inc.

About Lightbridge
Lightbridge, Inc. (NASDAQ:LTBG) is a leading analytics, decisioning and e-commerce company that businesses trust to manage customer transactions. Lightbridge adds value to fraud screening, credit qualification, payment authorization, billing, and enhanced voice and data services. Lightbridge solutions leverage intelligent automated systems and human expertise, delivered primarily through the efficiencies and cost savings of an outsourced business model. Businesses around the world use Lightbridge to make smarter decisions, deliver better services, provide secure payments, reduce costs and enhance the lifetime value of their customers. For more information, visit www.lightbridge.com or call 800-LIGHTBR.

About Mercantec, Inc. (www.mercantec.com)
One of the Internet`s e-commerce pioneers, Mercantec serves small and medium-sized businesses from its headquarters in Chicago. Established in 1995, Mercantec has a long history of providing easy, complete, and secure web site building and online storefront solutions. Today, Mercantec has over 70,000 customer installations worldwide through industry-leading web hosting firms, site designers, Internet service providers, and telecommunications companies. For additional information, please visit www.mercantec.com or call 630-305-3200.

AUTHORIZE.NET, LIGHTBRIDGE, and the Lightbridge logo are registered trademarks of Lightbridge, Inc. or its subsidiaries. All other marks are the property of their respective owners.

Forward-looking Statements

Certain statements in this news release that are not historical facts, including, without limitation, those relating to the Company`s partnerships, products, services and markets are forward-looking statements that involve risks and uncertainties. Such statements are based upon the current beliefs and expectations of the management of the Company. Actual results may vary materially from those contained in forward-looking statements based on a number of factors including, without limitation, (i) dependence on a limited number of clients, (ii) the Company`s revenue concentration in the wireless telecommunications business and the declining subscriber growth rate in that business, (iii) continuing rapid change in the telecommunications industry and payment processing industries, and other markets in which the Company does business that may affect both the Company and its clients, (iv) the impact of competitive products, services and pricing on both the Company and its products and services, (v) market acceptance of the Company`s new or enhanced products, services and technologies, (vi) the industry risks associated with Authorize.Net`s business and operations including, without limitation, illegal or improper uses of Authorize.Net`s payment system, unauthorized intrusions or attacks on Authorize.Net`s payment system that may impair the operations of its payment system, changes or failures to comply with credit card association rules, governmental regulation and the application of existing laws to Authorize.Net`s business and dependence on relationships with a third party payment processors, and (vii) factors disclosed in the Company`s filings with the U.S. Securities and Exchange Commission including, without limitation, its 2003 Annual Report on Form 10-K and its most recent Quarterly Report on Form 10-Q. The Company undertakes no obligation to update any forward-looking statements.

David Schwartz
Lightbridge, Inc.
Authorize.Net Business Unit

Heather McGarr
Mercantec, Inc.
(630) 305-3200


Authorize.Net, Information technology management, Online shopping, Payment gateway, Payment systems