Top 10 Employers in Maryland's 7th Congressional District
*Updated July 2013
| Company | Number Employed | Product / Service | Industry | Location |
| Johns Hopkins University | 22,000 | Higher education | Educational services | Baltimore City |
| Johns Hopkins Hospital & Health System | 16,254 | Medical services | Health care | Baltimore City, Howard County |
| University System of Maryland | 12,272 | Higher education | Educational services | Baltimore City, Baltimore County |
| U.S. Social Security Administration | 11,600 | HQ / income security program | Federal government | Baltimore City, Baltimore County |
| University of Maryland Medical System | 8,400 | Medical services | Health care | Baltimore City |
| Constellation / BGE | 5,245 | HQ / energy products & services | Utilities | Baltimore City, Baltimore County |
| LifeBridge Health | 5,213 | Medical services | Health care | Baltimore City |
| MedStar Health | 4,760 | Medical services | Health care | Baltimore City |
| Centers for Medicare & Medicaid Services | 4,000 | HQ / medical insurance program | Federal government | Baltimore County |
