2006 Post 200
Industries / Energy
| Company | Annual Revenue | Category |
|---|---|---|
| AES Corp. | $11.1 billion | Public Companies |
| Constellation Energy Group Inc. | $17.1 billion | Top Companies Headquartered in Maryland |
| Dominion Resources Inc. | $18.0 billion | Top Companies Headquartered in Virginia |
| Foundation Coal Holdings | $1.3 billion | Public Companies |
| Pepco Holdings | $8.1 billion | Public Companies |
| USEC | $1.6 billion | Public Companies |
| WGL Holdings | $2.2 billion | Public Companies |
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