CMGI to Provide Corporate Update; Hosts Live Webcast of Conference Call.

Business/Technology Editors

ANDOVER, Mass.--(BUSINESS WIRE)--Jan. 12, 2001

CMGI, Inc. (Nasdaq: CMGI) today announced that it will host a conference call to provide a company update and to review the recent progress of its corporate restructuring on Thursday, January 18, 2001, at

The conference call and webcast are open to all interested parties, including press and individual investors, and will be hosted by David Wetherell, Chairman and CEO, and Andrew Hajducky, CFO, Executive Vice President and Treasurer. Details follow:

WHAT: CMGI Corporate Update Conference Call and Webcast

WHEN: Thursday, January 18, 2001; 5:00 p.m. Eastern Time

DIAL-IN: (612) 288-0329 OR (612) 332-0530

WEBCAST: http://www.cmgi.com/investors/investor_info_webcast.jhtml

About CMGI and CMGI @Ventures

CMGI, Inc. (Nasdaq: CMGI), a leading global Internet operating and development company, represents a network of nearly 70 established and emerging companies, including both CMGI operating businesses and synergistic investments made through its venture capital affiliate, CMGI @Ventures. Companies in the CMGI network span a range of vertical market segments including search and portals; infrastructure and enabling technologies; e-business and fulfillment; interactive marketing; and Internet professional services. CMGI leverages the technologies, content and market reach of its extended network to foster rapid growth and industry leadership across the Internet Economy. Compaq, Microsoft, Pacific Century CyberWorks and Sumitomo hold minority positions in CMGI.

CMGI's majority-owned operating companies include Engage (Nasdaq: ENGA), NaviSite (Nasdaq: NAVI), Activate, AltaVista, CMGion, Equilibrium, ExchangePath, MyWay.com, NaviPath, SalesLink, Tallan, uBid and yesmail.com. CMGI @Ventures has ownership interests in 50 companies, including Terra Lycos (Nasdaq: TRLY), Critical Path (Nasdaq: CPTH), Ventro (Nasdaq: VNTR) and Vicinity (Nasdaq: VCNT).

CMGI's corporate headquarters is located at 100 Brickstone Square, Andover, MA 01810. CMGI @Ventures has offices there, as well as at 3000 Alpine Road, Menlo Park, CA 94028. For additional information, see http://www.cmgi.com and http://www.ventures.com.