Guillermo L. Parayno, Jr.
Commissioner
of Internal Revenue
Room 501/511
BIR National Office Bldg.
Diliman, Quezon City
guillermo.parayno@bir.gov.ph
926-5771/922-9345
Loc.7123,7121,7120
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Lilian B. Hefti
Deputy Commissioner Operations Group
Room 411, BIR NOB,
Diliman, Quezon City
lilian.hefti@bir.gov.ph
926-5425/924-3242
Loc. 7310,7314
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Estelita C. Aguirre
OIC, Resource Management Group
ACIR, Financial and Administrative Service
Room 505, BIR NOB Diliman, Quezon City
norma.lipana@bir.gov.ph
926-5637
Loc. 7416, 7413
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Lilia C. Guillermo
Deputy Commissioner Information System Group
Room 409, BIR NOB.
Diliman, Quezon City
lilia.guillermo@bir.gov.ph
922-4817/924-7309
Loc.7010
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Licerio C. Evangelista
Deputy Commissioner
Criminal Prosecution Group
Room 401, BIR NOB,
Diliman, Quezon City
licerio.evangelista
@bir.gov.ph
924-2910
Loc. 7220
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Jose Mario C. Buñag
Deputy Commissioner
Legal and Inspection Group
Room 410, BIR NOB,
Diliman, Quezon City
jose.mario.buñag
@bir.gov.ph
928-7946
Loc. 7232,7237
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