Acquisitions
During the course of its history, the McGraw-Hill Companies has expanded significantly through acquisition, not just within the publishing industry but also into other areas such as financial services (the purchase of Standard & Poor's in 1966) and broadcasting (the 1972 acquisition of Time-Life Broadcasting).
| Date of acquisition | Asset acquired | Industry |
|---|---|---|
| 1920 | Newton Falls Paper Company | - |
| 1928 | A.W. Shaw Company | - |
| 1950s | Gregg Company | Publisher of vocational textbooks |
| 1953 | Companies of Warren C Platts, including Platts | Publisher of petroleum industry information |
| 1961 | F.W. Dodge Corporation | Publisher of construction industry information |
| 1965 | California Test Bureau | Developer of educational testing systems |
| 1966 | Standard & Poor's | Financial Services |
| 1968 | National Radio Institute | Correspondence School |
| 1970 | The Ryerson Press | Educational and trade publishing |
| 1972 | Television Stations of Time Life Broadcasting | Broadcasting |
| 1986 | The Economy Company | Educational publishing |
| 1996 | Random House Schools and Colleges | Educational publishing |
| 1996 | Times Mirror Higher Education | Educational publishing |
| 1997 | Micropal Group Limited | Financial Services |
| 1999 | Appleton & Lange | Publisher of medical information |
| 2000 | Tribune Education, including NTC/Contemporary | Publisher of supplementary educational materials |
| 2002 | Open University Press | University press - academic publications |
| 2005 | J.D. Power & Associates | Marketing information provider |
Note that this list only includes acquisitions made by McGraw-Hill, not its subsidiaries. McGraw-Hill typically does not release financial information regarding its acquisitions or divestitures.
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