| Rank | PE Firm | Location | AUM ($ Billions) |
|---|---|---|---|
| 1 | JMI MANAGEMENT | Baltimore, MD | $8.1B |
| 2 | ARLINGTON CAPITAL PARTNERS | Chevy Chase, MD | $7B |
| 3 | BROWN ADVISORY INVESTMENT SOLUTIONS GROUP | Baltimore, MD | $6B |
| 4 | ACCESS HOLDINGS MANAGEMENT | Baltimore, MD | $2.8B |
| 5 | HULL STREET ENERGY | Bethesda, MD | $1.7B |
| 6 | ENLIGHTENMENT CAPITAL | Chevy Chase, MD | $1.4B |
| 7 | INNOVATION X ADVISORS | Rockville, MD | $1.1B |
| 8 | ECOSYSTEM INVESTMENT PARTNERS | Baltimore, MD | $1B |
| 9 | ROTUNDA CAPITAL PARTNERS | Bethesda, MD | $0.9B |
| 10 | GLOBAL ENVIRONMENT FUND | Bethesda, MD | $0.8B |