Companies catalogue
- O Bar & Restaurant, Singapore
- O Mamma Mia, Singapore
- OAAG (S) Pte Ltd, Singapore
- OCBC, Singapore
- OCBC BANK, Singapore
- OCBC BANK, Singapore
- OCBC BANK, Singapore
- OCBC BANK, Singapore
- OCBC BANK, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank, Singapore
- OCBC Bank ATM, Singapore
- OCBC Bank Thomson Branch, Singapore
- OCBC Sixth Avenue Branch, Singapore
- ONTAP CRAFT BISTRO, Singapore
- OPPA Chicken, Singapore
- OPPO Concept Store - Suntec City Tower 3, Singapore
- OPPO Concept Store @ AMK Hub, Singapore
- OWW Capital Partners, Singapore
- Oasis Restaurant, Singapore
- Ocean Skill Engineering, Singapore
- Ocean Spoon Dining, Singapore
- Odeon Towers, Singapore
- Oei Tiong Ham Bldg, Singapore
- Offside Futsal Park, Singapore
- Ogawa, Singapore
- Ogla Design, Singapore
- Oh My Cafe, Singapore
- Oishi Pan Bakery, Singapore
- Oishii Bakery, Singapore
- Old Chang Kee, Singapore
- Old Chang Kee - SPC Jalan Buroh, Singapore
- Old Rafflesians' Assn, Singapore
- Olio Design & Build Pte Ltd, Singapore
- Olive Tree Development Center, Singapore
- Olympus Capital, Singapore
- On The Grill, Singapore
- OncoCare Cancer Centre, Singapore
- OncoCare Cancer Centre, Singapore
- OncoCare Women's Cancer Clinic, Singapore
- Oncocare Cancer Centre, Singapore
- One Adventure, Singapore
- One Canton, Singapore
- One Farrer Hotel & Spa, Singapore
- One Fork Two Stick Kitchen, Singapore
- One Ice Cafe, Singapore
- One Identity APAC Office, Singapore
- One North Bridge, Singapore
- One World International School, Singapore
- One World International School (OWIS) Nanyang Campus, Singapore
- One-Ninety Bar, Singapore
- OneAsia Corporate Services Pte. Ltd., Singapore
- Ong Eng Joo, Singapore
- Ong Sam Bee Co, Singapore
- Ootoya (Clementi Mall), Singapore
- Operation Dagger, Singapore
- Operation Hope Foundation Ltd, Singapore
- Oppo Service Centre, Singapore
- Options Trading Singapore - Giants Learning Technologies, Singapore
- Optiworks Marketing, Singapore
- Opus Bar & Grill, Singapore
- Oracle, Singapore
- Orchard Heart Specialist, Singapore
- Orchard Hotel Singapore, Singapore
- Orchard Parade Hotel, Singapore
- Orchard Road Business, Singapore
- Orchard Road Presbyterian Church, Singapore
- Orchid Ballroom, Singapore
- Orchid Bowl, Singapore
- Orchid Bowl - Orchid Country Club, Singapore
- Orchid Bowl - SAFRA Punggol, Singapore
- Orchid Bowl - The Chevrons, Singapore
- Orchid Country Club, Singapore
- Oriental Global, Singapore
- Oriental House Restaurant, Singapore
- Oriental Plaza, Singapore
- Orthovision, Singapore
- Oscar's, Singapore
- Ostergaard and Co Pte Ltd, Singapore
- Otigo Group, Singapore
- Otto Waste Systems Singapore Pte Ltd, Singapore
- Otto's Deli Fresh, Singapore
- Ouni Singapore, Singapore
- Our Lady Queen of Peace, Singapore
- Our Lady of Lourdes, Singapore
- Our Tampines Hub ActiveSG Community Auditorium, Singapore
- Outram Polyclinic, Singapore
- Outram Secondary School, Singapore
- Oven & Fried Chicken, Singapore
- Oven & Fried Chicken, Singapore
- Oversea Air-Condition Co Pte Ltd, Singapore
- Overseas Family School, Singapore
- Owl Bar, Singapore
- Oxwell & Co, Singapore