Dr. Flavio Chaves, Assistant to Vice Governor of the State of Sao Paulo, to Present at NewMarket Technology, Inc.'s Emerging Market Seminar January 18, 2008 in Dallas

DALLAS, TX--(Marketwire - November 21, 2007) - NewMarket Technology, Inc. (OTCBB: NMKT) announced today that Dr. Flavio Chaves of Sao Paulo, Brazil, will be presenting on the business and economic opportunities in Brazil at the upcoming Emerging Market Seminar to be hosted January 18, 2008, at the Fairmont Hotel in Dallas, Texas by NewMarket Technology. NewMarket is an innovative technology company developing new technology services in the world's emerging markets. NewMarket currently reports approximately $25 million in annualized revenue from South America and $40 million in annualized revenue from Asia. The seminar will follow the NewMarket Technology Annual Town Hall being held January 17th at 3:30 pm CST at the Fairmont Hotel.

Dr. Flavio Chaves currently serves as the Assistant to the Vice Governor of the State of Sao Paulo, Brazil in charge of all new business and investments for the state. With a population upwards of 40 million and GDP of $550 billion, the State of Sao Paulo accounts for nearly one-third of Brazil's total GDP. Prior to his current post, Dr. Chavez was President of Caixa Economica of the State of Sao Paulo and a Federal Deputy of the Brazilian Government. The Caixa Economica is one of the largest government-owned financial institutions in Latin America and the second largest bank in Brazil (http://www.caixa.gov.br/).

Those interested in attending the seminar should contact Whitney Marks at wmarks@newmarkettechnology.com or 214-722-3052 to RSVP and obtain more information.

Third Quarter Earnings Webcast, Recent Letter to Shareholders, and Interview with Wall Street Transcript

Separately, NewMarket Technology held the Company's third quarter earnings webcast Monday, November 19, 2007. An archived recording of the webcast can be accessed through the Company's website under current events at www.newmarkettechnology.com. The webcast includes results for NewMarket China, Inc. (OTCBB: NMCH) and updates on the Company's Latin American operations that are being consolidated into NewMarket Latin America, Inc. (PINKSHEETS: NLAI).

NewMarket CEO, Philip M. Verges, recently released a letter to shareholders addressing the Company's corporate maturation and continued growth, emerging market growth strategy and 2008 early outlook. The letter can be read in its entirety at: http://biz.yahoo.com/iw/071113/0328052.html.

To access The Wall Street Transcript interview, go to: http://www.newmarkettechnology.com/AHJ606%20NewMarket.pdf

To be added to NewMarket's corporate e-mail list for shareholders and interested investors, please send an e-mail to ir@newmarkettechnology.com.

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 integration and maintenance services to support the prevailing industry standard solutions such as Microsoft, Oracle, 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. Some emerging technology solutions NewMarket provides include VoIP, Broadband Wireless and Security.

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. In 2006, the company continued its rapid growth, reporting $77.6 million in revenue with a net income of $5.8 million.

"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