EXHIBIT A TO SCHEDULE 13G AGREEMENT PURSUANT TO RULE 13d-1(k)(1)Schedule 13g Joint Filing Agreement • February 2nd, 2010 • Phi Inc • Air transportation, nonscheduled
Contract Type FiledFebruary 2nd, 2010 Company IndustryThe undersigned persons, on February 2, 2010, agree and consent to the joint filing on their behalf of this Amendment No. 11 to Schedule 13G in connection with their beneficial ownership of the voting common stock of PHI, Inc.