NewMarket Technology, Inc. Schedules First Quarter 2008 Earnings Webcast for Wednesday, May 21 at 5:00 PM EDT

DALLAS, TX--(Marketwire - May 15, 2008) - NewMarket Technology, Inc. (OTCBB: NMKT) today announced the Company will conduct a Webcast on Wednesday, May 21 at 5:00 PM EDT to discuss its first quarter earnings results for the period ended March 31, 2008. The Company recently announced an increase to the 2008 revenue forecast and anticipates the first quarter results to reflect the Company's progress toward achieving the increased forecast. NewMarket reported $93.1 million in revenue in 2007 with net income of $7.3 million. NewMarket currently anticipates approximately $120 million in 2008 revenue resulting from organic sales growth. The Company has experienced better than expected new sales contract performance year to date. Management has indicated that forecasted revenue in 2008 could be augmented through acquisition.

A link to the Webcast will be available at the Company's corporate Website Investor Relations page at http://www.newmarkettechnology.com/investor-relations.htm under "Current Events and Communications" or by going to http://www.vcall.com/IC/CEPage.asp?ID=119083. An archive of the Webcast will be available afterwards for review.

Updated Corporate Overview

An updated corporate overview including NewMarket's 2007 financial results and an overview of the Company's systems integration and emerging technology business and operations in North America, Asia and Latin America is now available on the Company's Investor Relations webpage at http://www.newmarkettechnology.com/investor-relations.htm under "Corporate Fact Sheets."

Corporate E-mail Updates

To be added to NewMarket Technology's e-mail database to receive company updates or to obtain more information on the Company, please send an e-mail to ir@newmarkettechnology.com or call 214-722-3065.

About NewMarket Technology, Inc. (www.newmarkettechnology.com)

NewMarket helps clients maintain the delicate balance between maintaining legacy systems and gaining a competitive edge from the latest technology innovations. NewMarket provides certified systems integration and maintenance services to support the prevailing industry standard solutions from companies such as Microsoft, Oracle, Infor, Cisco Systems, SAP, Siebel and Sun Microsystems. Concurrently, NewMarket continuously seeks to acquire emerging technology assets to incorporate into an overall product portfolio carefully packaged to complement the prevailing industry standard solutions.

NewMarket delivers its portfolio of products and services through its network of Solution Integration subsidiaries in North America and the leading emerging markets around the world to include, Latin America, China and Singapore.

NewMarket ranked Number One in Texas, Number Three in the United States and Number Five in North America on Deloitte's 2006 Technology Fast 500, a ranking of the 500 fastest growing technology, media, telecommunications and life sciences companies in North America. Rankings are based on percentage revenue growth over five years, from 2001-2005. The Company grew from less than $1 million in revenue in 2001 to over $50 million in profitable revenue in 2005.

The company has continued its rapid growth, reporting $77.6 million in revenue with a net income of $5.8 million in 2006 and most recently $93.1 million in revenue with a net income of $7.3 million in 2007.

"SAFE HARBOR STATEMENT" UNDER THE PRIVATE SECURITIES LITIGATION REFORM ACT OF 1995

This press release contains forward-looking statements that involve risks and uncertainties. The statements in this release are forward-looking statements that are made pursuant to safe harbor provision of the Private Securities Litigation Reform Act of 1995. Actual results, events and performance could vary materially from those contemplated by these forward-looking statements. These statements involve known and unknown risks and uncertainties, which may cause NewMarket's actual results in future periods to differ materially from results expressed or implied by forward-looking statements. These risks and uncertainties include, among other things, product demand and market competition. You should independently investigate and fully understand all risks before making investment decisions.

Contact Information: Contact: NewMarket Technology, Inc. Investor Relations 214-722-3065 ir@newmarkettechnology.com www.newmarkettechnology.com