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GUIMARAS ELECTRIC COOPERATIVE
IFUGAO ELECTRIC COOPERATIVE, INC.
ILIGAN LIGHT
ILOCOS NORTE ELECTRIC COOPERATIVE INC.
ILOILO I ELECTRIC COOPERATIVE INC.
ILOILO II ELECTRIC COOPERATIVE, INC.
ILOILO III ELECTRIC COOPERATIVE INC
ISABELA 1 ELECTRIC COOPERATIVE INC.
ISABELA 2 ELECTRIC COOPERATIVE INC.
Ilocos Sur Electric Cooperative, Inc.
KALINGA-APAYAO ELECTRIC COOP.
LA UNION ELECTRIC COOPERATIVE INC
LANAO DEL SUR ELECTRIC COOPERATIVE, INC.
LEYTE II ELECTRIC COOPERATIVE, INC. (LEYECO2)
LEYTE III ELECTRIC COOPERATIVE, INC.
LEYTE IV ELECTRIC COOPERATIVE INC.
LEYTE V ELECTRIC COOPERATIVE, INC. (LEYECO V)
LIMA ENERZONE CORPORATION
MACTAN ELECTRIC COMPANY, INC.
MALVAR ENERZONE CORPORATION