NEW YORK, June 20, 2012 /PRNewswire/ -- S&P Indices will make the following changes to the S&P SmallCap 600 index after the close of trading on Wednesday, June 27:

• Exlservice Holdings, Inc. (NASD: EXLS) will replace Central Vermont Public Service Corp. (NYSE: CV). Gaz Metro, L.P. is acquiring Central Vermont Public Service in a deal expected to be completed soon pending final conditions.
• QuinStreet, Inc. (NASD: QNST) will replace eResearchTechnology, Inc. (NASD: ERT). eResearchTechnology is being acquired by affiliates of Genstar Capital LLC in a deal expected to be completed soon pending final conditions.

Exlservice provides outsourcing and transformation services. Headquartered in New York, NY, the company will be added to the S&P SmallCap 600 GICS (Global Industry Classification Standard) Data Processing & Outsourced Services Sub-Industry index.

QuinStreet operates as a vertical marketing and media online company. Headquartered in Foster City, CA, the company will be added to the S&P SmallCap 600 GICS Internet Software & Services Sub-Industry index.

Following is a summary of the changes:

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For more information: 

Dave Guarino
Communications
S&P Indices
dave_guarino@standardandpoors.com
212-438-1471

David Blitzer
Managing Director and Chairman of the Index Committee
S&P Indices
david_blitzer@standardandpoors.com
212-438-3907

SOURCE S&P Indices