Houston, TX, April 24, 2007 – Sigma Holdings, Inc announced today that it has completed the acquisition of MBtech Systems, Inc. MBtech manufactures and distributes point-of-information devices to the retail industry.

Sigma is a private equity group founded by its executive Chairman Mr. Norman J. McCallum and has assets over $10 billion. Sigma’s holdings are diverse and well balanced with particular focus on the acquisition of companies and real estate with sound underlying economics with a clear return strategy. The acquisition of MBtech is strategic and complementary of Sigma’s technology investment strategy.

“We are excited about our new relationship with Sigma”, said Buddy Tanner, MBtech’s President and COO. “It gives us the necessary growth capital and economies of scale that we need to become an industry leader in mid- market point-of-information terminals. We can also increase our reach to the medical point-of-care market. In addition, we can integrate other technologies in the Sigma family to diversify our product range and offerings”.

Norman J. McCallum, Sigma founder and Chairman commented on the acquisition saying, “MBtech is a strategic acquisition for us and complements our technology vision in this and other markets. We are delighted with the acquisition and welcome MBtech to the Sigma family. MBtech has great products, key clients and a sound business model. We look forward to great success with this management team”.

ABOUT MBTECH SYSTEMS, INC – MBtech Systems, Inc is a point-of-information manufacturing and product development company with solutions for the retail and medical industries. The company distributes it’s products through a network of strategic partners and resellers across North America. MBtech Systems was founded in 2003 and gained significant market presence with the launch of the “ShopperScan” product family last year. Currently, the company conducts operations from facilities in Cullman, Alabama and Asheville, North Carolina.

ABOUT SIGMA GROUP OF COMPANIES – Sigma is a private equity group with several divisions ranging from real estate to petroleum. Sigma has offices in Houston, Atlanta, Los Angeles and its international officers are based in Zug, Switzerland. For more information visit www.sigmagroup.biz.