GI Partners Announces Investment in ViaWest

Denver - May 25, 2010 - ViaWest announced today that it has completed its previously announced acquisition by Oak Hill Capital Partners, in partnership with the company’s management team. GI Partners also participated in the transaction and has a minority investment in ViaWest. The financial terms of the transaction were not disclosed.

“We are very pleased to move forward in our new partnership with Oak Hill Capital," said Michael Krza, CFO of ViaWest. "I cannot overstate the efforts of all parties involved to make this a seamless process, and we couldn't be happier about the addition of another knowledgeable industry investor in GI Partners."

Senior debt financing was arranged by Royal Bank of Canada, and mezzanine financing was provided by Barclays Structured Principal Investing Fund L.P. and Solar Capital Ltd. RBC Daniels and Cowen and Company served as financial advisors to ViaWest in the transaction. Winston & Strawn LLP served as legal counsel to the former owners, Trinity Equity Investors, Goldman, Sachs & Co. and Quilvest. Hogan & Hartson LLP served as legal counsel to ViaWest. Paul, Weiss, Rifkind, Wharton & Garrison LLP served as legal counsel to Oak Hill Capital Partners.

About ViaWest
Headquartered in Denver, ViaWest provides colocation and comprehensive managed services to mid-sized and enterprise level businesses. As a super-regional service provider ViaWest maintains 16 enterprise-class data center facilities in Colorado, Texas, Oregon, Utah, and Nevada, and offers broad expertise to furnish customers with leading technology infrastructure solutions, as well as the critical resources to support their unique business needs. ViaWest currently serves thousands of customers nationwide including Frontier Airlines, The Denver Broncos, Chipotle, and Northrop Grumman. The company was also recently named 'Technology Company of the Year' 2008 by CSIA, and one of 'Colorado's Top 10 Companies to Work For'. For additional information on ViaWest, please visit www.ViaWest.com or call 1-877-448-9378.

About Oak Hill Capital Partners
Oak Hill Capital Partners is a private equity firm with more than $8.2 billion of committed capital from leading entrepreneurs, endowments, foundations, corporations, pension funds and global financial institutions. Robert M. Bass is the lead investor. Over a period of more than 24 years, the professionals at Oak Hill Capital Partners and its predecessors have invested in more than 60 significant private equity transactions including several companies in the data center industry, most notably SAVVIS, Inc. in 2004 and TelecityGroup plc in 2005. Oak Hill Capital Partners is one of several Oak Hill partnerships, each of which has a dedicated and independent management team. These Oak Hill partnerships comprise over $30 billion of investment capital across multiple asset classes. For more information about Oak Hill Capital Partners, visit www.oakhillcapital.com.

About GI Partners
Established in 2001, GI Partners is a private equity firm managing approximately $4 billion of capital. The firm focuses on investments in asset-intensive businesses or portfolios of assets in a number of key sectors, including specialty healthcare, leisure, real estate, financial services, and technology. The firm has made several investments in the data center industry, most notably Digital Realty Trust in 2002, The Planet in 2005, and The Telx Group in 2006. For more information about GI Partners, please visit www.gipartners.com. Reach GI Partners in Menlo Park, California at +1 650-233-3600 and London, U.K. at +44 20 7034 1120.