Industries / Energy

AES Corp.
Annual Revenue: $11.1 billion
Post 200 Category: Top 100 Companies

Constellation Energy Group Inc.
Annual Revenue: $17.1 billion
Post 200 Category: Top Companies Headquartered in Maryland

Dominion Resources Inc.
Annual Revenue: $18.0 billion
Post 200 Category: Top Companies Headquartered in Virginia

Foundation Coal Holdings Inc.
Annual Revenue: $1.3 billion
Post 200 Category: Top 100 Companies

Pepco Holdings Inc.
Annual Revenue: $8.1 billion
Post 200 Category: Top 100 Companies

USEC Inc.
Annual Revenue: $1.6 billion
Post 200 Category: Top 100 Companies

WGL Holdings Inc.
Annual Revenue: $2.2 billion
Post 200 Category: Top 100 Companies