0001144204-13-029986 8-K/A 2 20130516 4.02 9.01 20130516 20130516 APT Systems Inc 0001543739 7372 990370904 8-K/A 34 000-54865 13852303 16904 76 STREET EDMONTON A0 T5Z 3Z9 7802706048 16904 76 STREET EDMONTON A0 T5Z 3Z9 8-K/A 1 v345511_8ka.htm 8-K/A EX-16 2 v345511_ex16.htm EXHIBIT 16