Information Services Group to Announce Third Quarter and Year-to-Date 2008 Financial Results

STAMFORD, Conn., Oct. 20 /PRNewswire-FirstCall/ --Information Services Group, Inc. (ISG) (NASDAQ: III) (NASDAQ: IIIIU) (NASDAQ: IIIIW) , an industry-leading, information-based services company, confirmed today that it will release its third quarter and year-to-date 2008 financial results on Monday, November 10, 2008 at approximately 4:30 p.m. Eastern Time.

The Company will host a conference call with investors and industry analysts on Tuesday, November 11, 2008 at 2:00 p.m. Eastern Time. To listen to the management's discussion of ISG's third quarter and year-to-date 2008 financial results:

- Dial in number 1-888-637-7719 for participants in the United States.

- International participants call 001-913-312-0975.

- Security code to access the call is 5426670.

Participants are requested to dial in at least five minutes before the scheduled start time.

A recording of the conference call will be accessible on ISG's website (www.informationsg.com) for approximately four weeks following the call.

About Information Services Group, Inc.

Information Services Group, Inc. (ISG) was founded in 2006 to build an industry-leading, high-growth, information-based services company by acquiring and growing businesses in advisory, data, business and media information services. In November 2007, ISG acquired TPI, the largest sourcing advisory firm in the world. Based in Stamford, Connecticut, ISG has a proven leadership team with global experience in information-based services and a track record of creating significant value for shareowners, clients and employees. For more, visit www.informationsg.com.