EX-21.1 3 w36941exv21w1.htm EXHIBIT 21.1 exv21w1
 

Exhibit 21.1
Subsidiaries of the Registrant
     
1)
  Halifax Realty, Inc.
 
  5250 Cherokee Avenue
 
  Alexandria, Virginia 22312
 
    
2)
  Halifax Engineering, Inc.
 
  5250 Cherokee Avenue
 
  Alexandria, Virginia 22312