Live Presentation Will Be Webcast

NEW YORK, March 2 /PRNewswire-FirstCall/ -- Harold McGraw III, chairman, president and CEO of The McGraw-Hill Companies (NYSE: MHP), will discuss prospects for the Corporation at the Credit Suisse 8th Annual Global Services Growth Conference in Arizona. Mr. McGraw is scheduled to speak on Monday, March 13, 2006 from 9:00 a.m. to 9:30 a.m. Mountain Time (11:00 a.m. to 11:30 a.m. Eastern Time). The presentation will be available by webcast.

Webcast Instructions: Live and Replay

The presentation will be available live from the Corporation's Investor Relations website. Go to http://www.mcgraw-hill.com/investor_relations. At the site, click on the link under Investor Presentation Webcasts. An audio replay will be available beginning 24 hours after the presentation and will remain accessible on the Corporation's Investor Relations website through March 20, 2006. Listeners will need either Windows MediaPlayer or RealPlayer.

The presentation may include forward-looking information. The prepared remarks and slides will be available for downloading the next business day from the Investor Presentations section of the Corporation's Investor Relations website at http://www.mcgraw-hill.com/investor_relations. Additional information presented during the conference presentation may be made available on the Investor Presentations page.

About The McGraw-Hill Companies:

Founded in 1888, The McGraw-Hill Companies is a leading global information services provider meeting worldwide needs in the financial services, education and business information markets through leading brands such as Standard & Poor's, McGraw-Hill Education, BusinessWeek and J.D. Power and Associates. The Corporation has more than 290 offices in 38 countries. Sales in 2005 were $6.0 billion. Additional information is available at http://www.mcgraw-hill.com.

SOURCE  The McGraw-Hill Companies
    -0-                             03/02/2006
    /CONTACT:  Investor Relations:
               Donald S. Rubin
               Senior Vice President, Investor Relations
               (212) 512-4321 (office)
               donald_rubin@mcgraw-hill.com
               Media:
               Mary Skafidas
               Director, Corporate Communications
               (212) 512-2826 (office)
               (347) 351-6407 (mobile)
               mary_skafidas@mcgraw-hill.com  /
    /Web site:  http://www.mcgraw-hill.comhttp://www.mcgraw-hill.com/investor_relations /
    (MHP)

CO:  McGraw-Hill Companies
ST:  New York, Arizona
IN:  PUB MAG BKS
SU:  TDS CCA MAV

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6987 03/02/200610:00 ESThttp://www.prnewswire.com