November 28, 2007

Celerity Partners sells ADB Industries to TSI Group, Inc.TSI Group of companies

FOR IMMEDIATE RELEASE

Celerity Partners sells ADB Industries to TSI Group, Inc.

TSI Group of companies

North Hampton, NH, November 28, 2007 – TSI Group, Inc. (TSI), a portfolio company of Arlington Capital Partners (www.arlingtoncap.com), announced today the acquisition of ADB Industries, a Celerity Partners portfolio company.

ADB Industries manages a world-class dip brazing and machining operation that will enhance TSI’s existing brazing capabilities. David Kane, President of ADB, states, “We knew it was time to grow our business. After much research and analysis, it was clear that becoming part of TSI was the best solution not only for us, but for our customers as well.”

“The acquisition of ADB, CGR and Thompson speaks to TSI’s commitment in delivering to its clients superior brazing and thermal management solutions by bringing together the largest brazing capacity and most sophisticated manufacturing techniques in the industry,” said Robert Knibb of Arlington Capital Partners. Peter Manos of Arlington Capital Partners added, “With these acquisitions, TSI differentiates itself with the broadest range of product offerings and unique coast to coast geographic presence which further cements its position as the industry leader.”

TSI Group, Inc. (www.tsigroupinc.com) is a world-class supplier of custom engineered electronic assemblies and thermal management products, enclosures and interconnect solutions for military, commercial and security applications.

Celerity Partners is a private equity fund whose objective is to build businesses in partnership with management. Since its inception in September 1995, Celerity has invested in over 60 companies with an aggregate transaction value of $2.7 billion. Celerity has offices in Los Angeles and Menlo Park, California. Visit www.celeritypartners.com for more information.