- Coral Reef Aquarium [ Link to website ]
- C & B Aquarium (Pte) Ltd
- Capricorn Aquarium
- Chiang Chieng Aquarium
- Chiang Chua Kuan
- Chong Hock Seng
- Choong Sua Aquarium
- Coralfarm Aquaristic Pte Ltd
- Crowntol Water Garden Consultancy Pte Ltd
- Cheng Leng Foodstuffs Trading Enterprise
- C & A Aquarium
- Cathay Aquarium
- Chantecler Aquarium & Departmental Store
- Chee Seng Aquarium
- Cheng Leng Contractor
- Cheong Fatt Aquarium & Birds Trading Co
- Chit Chai Flower Aquarium
- Choong Kai Tin
- Chu Kok Kiong
- Chua Ban Seng (West Coast Aquarium)
- Chua Tiow Boon
- Chuan Yek Hin Pet Shop
- Cichlid Aquarium Supplies
- Clementi Florist & Aquarium
- Continental Aquatic (S) Pte Ltd
- Coral Scene
- Crystalworld Aquarium