1.        Aboitiz Air Transport, Corp.

2.        Aeromania

3.        Aeropropeller Services Inc.

4.        Air Ads Inc.

5.        Airlink Aviation International School

6.        Airwolf

7.        All Asia Aviation Academy

8.        Amsafe

9.        Ayala Aviation Corporation

10.      Cebu Pacific Inc.

11.      Chemtrad Aviation

12.      Civil Aviation Authority of the Philippines

13.      Development Bank of the Philippines

14.      Eurocopter Philippines Inc.

15.      FF Cruz & Company Inc.

16.      Fliteline Aviation

17.      Hawker Pacific Limited

18.   JF Super Air Services Corp.

19.   National Transmission Corporation

20.   Olympic Aviation

21.   Pacific Airways Corporation

22.   Philcox (Phil.) Inc.

23.   Philippine Agricultural Aviation Corp.

24.   Philippine Long Distance Co.

25.   Philippine State College of Aeronautics

26.   Royal Star Aviation, Inc.

27.   Sapphire School of Aviation

28.   Seair, Inc

29.   Zest Air

30.   Philippine Air Force

31.   Philippine Navy

32.   Philippine Army

33.   Philippine National Police

34.   Philippine Coast Guard