9. Eyob “Joe” Mamo – USD $2.5 Billion
Eyob Joe Mamo, a business giant in D.C. area, the owner of Capitol Petroleum, has generated a reported $778Million annual revenue. He owns or operates a gross of 164 gas stations around DC and 71 stations in New York City.
Capitol Petroleum Group is a leading wholesale distributor of petroleum services in the metropolitan Washington, D.C. and New York City regions.