1 Exhibit 21 MYR GROUP INC. LIST OF SUBSIDIARIES The Company's significant subsidiaries are: Name of Corporation State or Jurisdiction Percentage or other entity of Organization of Interest - ------------------- --------------------- ------------- The L. E. Myers Co. Delaware 100% Hawkeye Construction, Inc. Oregon 100% Harlan Electric Company Michigan 100% D.W. Close Company Inc. Washington 100% Sturgeon Electric Company, Inc. Michigan 100%(1) Power Piping Company Pennsylvania 100%(1) Comtel Technologies, Inc. Colorado 100%(2) (1) wholly owned subsidiary of Harlan Electric Company (2) wholly owned subsidiary of Sturgeon Electric Company, Inc. 36