Main Office
Brgy. Road Bo. Mamplasan, Biñan, Laguna, Philippines 4024
Phone: (02) 889-9058, (02) 848-6951,
(049) 539-0102 fax local 404
E-mail:
customer.service@ostrealabs.com.ph
customerservice.ostrealabs@gmail.com
Cagayan De Oro
107 Tres Montañas Business Complex, JR Borja Ext. Gusa, Cagayan de Oro City
Telefax: (088) 880-9070,
0917-943-7192
E-mail:
omli.mindanao@ostrealabs.com.ph
omli.mindanao@gmail.com
Makati
G14 Valero Plaza Condominium, 124 Valero Street Salcedo Village, Makati City
Phone: (02) 812-3135
E-mail:
customer.service@ostrealabs.com.ph
omli.makati@ostrealabs.com.ph
General Santos
DCSI-A Building, Purok Maliwanag, Lower Acharon Brgy. Calumpang, General Santos City 9500
Phone: (083) 878-1676
E-mail:
customer.service@ostrealabs.com.ph
customerservice.ostrealabs@gmail.com
Cebu
2nd Floor, Room 201, RJ Ouano Bldg.
M.C. Briones Street, Highway Bakilid, Mandaue City, Cebu 6014
Telefax: (032) 343-6472 , (032) 383-8077
E-mail:
ajsagonoy@ostrealabs.com.ph
jdllaban@ostrealabs.com.ph
Pampanga
2nd floor, LC Building, Olongapo- Gapan Road, Jose Abad Santos Avenue,
Brgy. Dolores, City of San Fernando, Pampanga 2000
Phone: (045) 407-2822
E-mail:
customer.service@ostrealabs.com.ph
omli.makati@ostrealabs.com.ph