Doing Business in Greater Washington

Top Private Companies


Largest Private Companies Headquartered
in Greater Washington

 

Rank Company Location Revenue Industry
1 Mars Inc. McLean, VA $18,000,000,000 Manufacturing
2 Allegis Group Inc. Hanover, MD $5,000,000,000 Government And Professional Services
3 Brown Automotive Group Fairfax, VA $4,750,000,000 Retail
4 Booz Allen Hamilton Inc. McLean, VA $4,000,000,000 Government And Professional Services
5 Clark Enterprises Inc. Bethesda, MD $3,223,144,000 Real Estate
6 Discovery Communications Inc. Silver Spring, MD $3,013,000,000 Media
7 Goodwill Industries International Inc. Rockville, MD $2,960,000,000 Retail
8 MedStar Health Columbia, MD $2,947,100,000 Health Care
9 Inova Health System Falls Church, VA $1,865,959,000 Health Care
10 B.F. Saul Real Estate Investment Trust Bethesda, MD $1,299,559,000 Real Estate
11 Long & Foster Cos. Fairfax, VA $1,078,000,000 Real Estate
12 Darcars Automotive Group Silver Spring, MD $1,077,921,000 Retail
13 Ourisman Automotive Enterprises Marlow Heights, MD $914,702,000 Retail
14 Rosenthal Automotive Arlington, VA $858,115,000 Retail
15 Kettler McLean, VA $823,130,000 Real Estate

Source: Washington Post, Top 200, 2007