NewMarket Technology, Inc. to Increase 2008 Forecast in Strategic Plan Update Webcast Scheduled for May 8, 2008

DALLAS, TX--(Marketwire - April 28, 2008) - NewMarket Technology, Inc. (OTCBB: NMKT) today announced a scheduled Webcast at 4:30 pm EDT on May 8, 2008 to present a strategic plan update, in which the Company intends to announce an increase to the Company's 2008 forecast. Management has previously provided guidance of an anticipated 20% increase in 2008 revenue over 2007.

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.

Updated Corporate Overview Now Available

An updated corporate overview including 2007 financial results and NewMarket's systems integration and emerging technology business and operations in North America, Asia and Latin America is now available on the Company's corporate website Investor Relations page at http://www.newmarkettechnology.com/investor-relations.htm under "Corporate Fact Sheets." The Company has expanded from approximately $1 million in annual revenue in 2002 to $93.1 million in 2007.

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