2013 Top 100
21: IBM CORP.
| Top 100 Revenue: | $1,494,073,000 |
| Defense Revenue: | $470,846,000 |
| Civilian Revenue: | $1,023,227,000 |
| 2012 Revenue: | $104.5 billion |
| 2012 Earnings: | $16.6 billion |
| 2011 Revenue: | N/A |
| 2011 Earnings: | N/A |
| Number of employees: | 491,541 |
| Headquarters: | Armonk, New York |
| Website: | https://www.ibm.com/us-en?ar=1 |
| Leadership: | Virginia "Ginni" Rometty, chairman, president and CEO Anne Altman, managing director, IBM U.S. Federal |
| Ticker: | IBM |
| Lines of business: | Citizen-center services; Green Government; Protecting the Nation; Public Safety and Security; Managing Resources; Government software services |
| Major customers: | N/A |
| Major contracts/projects: | N/A |