Companies catalogue
- O' Coffee Club, Singapore
- O'Boeuf a 6 Pattes, French Restaurant, Singapore
- OCBC, Singapore
- OCBC, Singapore
- OCBC, Singapore
- OCBC, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM, Singapore
- OCBC ATM - Bukit Batok West Ave 7 - FairPrice, Singapore
- OCBC ATM - Bukit Batok West Avenue 6 - 7-Eleven, Singapore
- OCBC ATM - Bukit Batok West Avenue 8, Singapore
- OCBC ATM - Jurong West St 51 7-11, Singapore
- OCBC ATM - Lakeside MRT Station, Singapore
- OCBC ATM - Yew TEE Square, Singapore
- OCBC Arena, Singapore
- OCBC Bank, Singapore
- OCL Construction Pte Ltd, Singapore
- OLA, Singapore
- OLIM PTE LTD, Singapore
- OMC Corpn Pte. Ltd., Singapore
- OMOOMO Food Concepts, Singapore
- ON Education Pte Ltd, Singapore
- OPPO Compass One Concept Store, Singapore
- OPPO Geylang Concept Store, Singapore
- ORM SEO Singapore, Singapore
- Oas Painting Construction Pte Ltd, Singapore
- Oasis Wet Cleaning, Singapore
- Objectifs - Centre for Photography & Film, Singapore
- Ocala Resources, Singapore
- Occasions Catering Pte Ltd, Singapore
- Ocean Art Gallery Pte Ltd., Singapore
- Ocean Business School, Singapore
- Octo Corporation International Pte Ltd, Singapore
- Odense Confectionery & Bakery, Singapore
- Office Leasing & Rental Singapore - Primespace Asia, Singapore
- Officer Cadet School, Singapore
- Offset Pte Ltd, Singapore
- Offshore Catering Services Pte Ltd, Singapore
- Oh Tian Tee, Singapore
- Oh's Farm Catering Services, Singapore
- Ohana Singapaws, Singapore
- Oilfield Trading, Singapore
- Old Chang Kee, Singapore
- Old Chang Kee - City Square Mall, Singapore
- Old Chang Kee - Great World City, Singapore
- Old Jurong Line Railway Bridge, Singapore
- Olio Cafe, Singapore
- Olsa Design International Pte Ltd, Singapore
- Om Vishal Marketing, Singapore
- Ombhava International Pte Ltd, Singapore
- Omega Commercial School, Singapore
- Omega International College, Singapore
- Oncology Centre, Singapore
- One Accounting Software, Singapore
- One Animation Pte Ltd., Singapore
- One Art Studio, Singapore
- One East Asia, Singapore
- One Gold Dinar, Singapore
- One Home Trading Pte Ltd, Singapore
- One Man Coffee, Singapore
- One Thing Coffee - Kids Cafe, Singapore
- One-up Trading and Services, Singapore
- OneClick Employment Agency, Singapore
- OneSolved Pte Ltd, Singapore
- Onebest Pte Ltd, Singapore
- Only You Makeup House, Singapore
- Opentech Consulting Pte Ltd, Singapore
- Optics Mall ( UE Square), Singapore
- Optics and Photonics Society of Singapore, Singapore
- Optimum Water Technologies Pte. Ltd., Singapore
- Optique Lens Park, Singapore
- Orange Valley Nursing Homes, Singapore
- OrangeFlyerDistribution.com, Singapore
- Orca Scuba, Singapore
- Orchard Gallery, Singapore
- Orchard Health Clinic, Singapore
- Organic Earth, Singapore
- Organic Network Pte Ltd, Singapore
- Orient Star Shipping (Singapore) Pte Ltd, Singapore
- Orient Thai Airlines (S) Pte. Ltd., Singapore
- Oriental Traditional Therapy Pte Ltd, Singapore
- Original Sin Mediterranean Restaurant, Singapore
- Orion Logistics Pte Ltd, Singapore
- Osmose, Singapore
- Ota Fine Arts, Singapore
- Otto Ristorante, Singapore
- Our Better World, Singapore
- Our Juniors' Schoolhouse, Singapore
- Out of the Box Design and Photography, Singapore
- Out of the Box Kids' Club, Singapore
- Oval Asia Pacific Pte Ltd, Singapore
- Overjoy Restaurant & Catering Services, Singapore
- Owen Seafood Restaurant, Singapore
- Oxygen Performance Grooming, Singapore