New York, New York, USA, 11 October 2010 -- /PRNewswire/ -- The McGraw-Hill Companies (NYSE: MHP) announced today that its third quarter 2010 results will be issued via news release before the start of NYSE trading on 26 October 2010, and will be available for downloading from http://www.mcgraw-hill.com.

Harold McGraw III, chairman, president, and chief executive officer, and Robert J. Bahash, executive vice president and chief financial officer, will host a conference call that morning at 8:30 a.m. Eastern Time. The presentation will be open to all interested parties and will be available by webcast and by telephone. Discussions may include forward-looking information. Additional information presented during the call may be made available on the Investor Presentations page at http://www.mcgraw-hill.com/investor_relations. The presenters' slides will be available in a downloadable format at the conclusion of the call and the final remarks will be available for downloading from the Investor Presentations archive the following day.

The webcast will be available live and in replay at http://investor.mcgraw-hill.com/phoenix.zhtml?c=96562&p=irol-EventDetails&EventId=3431186.

Telephone access is available. Domestic participants may call 888-323-5423; international participants may call +1-415-228-5016 (long distance charges will apply). The passcode is McGraw-Hill and the conference leader is Harold McGraw III. A recorded telephone replay will be available approximately two hours after the meeting concludes and will remain available until 26 November 2010. Domestic participants may call 800-348-3536; international participants may call +1-203-369-3257 (long distance charges will apply). No passcode is required.

Founded in 1888, The McGraw-Hill Companies is a global information and education company providing knowledge, insights, and analysis in the financial, education, and business information sectors through leading brands, including Standard & Poor's, McGraw-Hill Education, Platts, and J.D. Power and Associates. The Corporation has more than 280 offices in 40 countries. Sales in 2009 were USD 5.95 billion. Additional information is available at http://www.mcgraw-hill.com.