- Soriano y Cia
- ANg Tiaby
- Atlas Fertilizer Corp.
- Carlsound Electronics Corp.
- Carmelo & Bauermann, Inc.
- Common Wealth Insurance Co
- Cia Gral. De tabacos de Filipinas
- Cia. Maritima
- Cebu Portland Cement Co
- Cherimel Mfg. Corporation
- Development Bank of the Philippines
- Domingo Guevarra
- Elizalde And co. Inc.
- Fabar, Inc.
- FIloil Refinery Corp
- G. A. Machineries, Inc.
- Gelslani’s Handicrafts
- G. e. Antonino
- Gonzalo Puyat & Sons, Inc.
- Home Financing Commission
- Industrial Textiles Mfg. Co of the Philippines
- Insular Life Assurance Co. Inc.
- Jacinto Rubber & Plastics Co. Inc.
- Jose Bernabe & co. Inc.
- Katialis
- La Tondena, Inc.
- L. R. Aguinaldo Co. Inc.
- Malayan Insurance Co. Inc.
- Manila Gas Corporation
- Manila Railroad Company
- Marcelo Rubber & Latex Products Inc.
- Marcelo Steel Corp.
- Marikina Shoemakers Guild
- Marvex Industrial Corporation
- Medrey Corporation
- Menzi and Co.
- Munoz Motors Inc.
- Munoz Press, Inc.
- National Development Company
- National Power Corporation
- Pacific Banking Corporation
- P. E. Domingo & Company, Inc.
- Philippine Air Lines, Inc.
- Phlippine American Life Insurance Co.,
- Philippine Commercial And Industrial Bank
- Philippine Electrical Manufacturing Co.
- Philippine National Bank
- Philippine Tiles Corporation
- Philippine National Cooperative bank
- Plastics, Inc.
- Quirino Gregorio and Associates
- Roberto Villanueva
- Roxas y Cia
- San Miguel Brewery, Inc.
- Sanitary Steam Laundry
- Silver Swan Mfg. Co. Inc.
- Teofilo Reyes, Jr.
- Universal Food Corporation
- Universal Machinery Equipment Enterprise
- Ysmael Steel Manufacturing Company