| Company | Category | Country |
| A1 Refrigeration & Air Conditioning | Airconditioning & Refrigeration | Samoa |
| Accounting Management Consultant | Accountants | Samoa |
| Ace Hardware | Hardware (Merchants) | Samoa |
| Adria’s Popular Cakes | Bakeries & Caterers | Samoa |
| Advanced Automotive | Vehicles (Garages & Repairs) | Samoa |
| Aegis Oil | Petrol, Oil & Petrol Stations | Samoa |
| Aggie Grey’s Hotel | Tourism (Hotels & Resorts) | Samoa |
| Agnes Florist & Tropical Plants | Flowers, Florists & Gardening | Samoa |
| Agriculture Store | Agriculture (Supplies) | Samoa |
| Ah Chong Public Accountants | Accountants | Samoa |
| Ah Chong, Jm | General Retailers | Samoa |
| Ah Fook, M & J | Drinks (Alcoholic) | Samoa |
| Ah Him Pat | General Wholesalers | Samoa |
| Ah Kam’s Motel | Tourism (Hotels & Resorts) | Samoa |
| Ah Liki Construction | Building & Construction | Samoa |
| Ah Liki Wholesales | General Wholesalers | Samoa |
| Ah Wa, A & V | Supermarkets | Samoa |
| Ah Yek, Tasi | General Wholesalers | Samoa |
| Air Bp | Petrol, Oil & Petrol Stations | Samoa |
| Air New Zealand | Airlines & Air Services | Samoa |
| Air Pacific | Airlines & Air Services | Samoa |
| Airport Authority | Airlines & Air Services | Samoa |
| Alafua Transport | Earthmoving Contractors | Samoa |
| Alailima Family Hostel | Tourism (Hotels & Resorts) | Samoa |
| Alailima, Charles V | Legal Services | Samoa |
| Albacorp Enterprises | Food (Seafood) | Samoa |
| Alby & Sons Motors | Vehicles (Garages & Repairs) | Samoa |
| Alcc Brown Construction | Building & Construction | Samoa |
| Alcc Brown Engineering | Engineering Works | Samoa |
| Aldan Co | Clothing (Manufacturers) | Samoa |
| Alexander Coolstore | Butchers | Samoa |
| Alloweira Enterprises | Clothing (Manufacturers) | Samoa |
| Aloaina Lf | General Retailers | Samoa |
| Amani’s Restaurant | Restaurants & Cafes | Samoa |
| Amy’s Gift Shop | Handicraft, Arts & Giftware | Samoa |
| Annie’s Tours & Travel | Tourism (Travel Agencies) | Samoa |
| Anroco | Vehicles (Spare Parts) | Samoa |
| Anz Bank | Banking & Finance | Samoa |
| Apa & Enari | Legal Services | Samoa |
| Apaula Travel & Tours | Tourism (Travel Agencies) | Samoa |
| Apia Advertising Agency | Advertising & PR | Samoa |
| Apia Agencies | Tourism (Travel Agencies) | Samoa |
| Apia Bottling | Drinks (Soft Drinks) | Samoa |
| Apia Bowling Club | Sports Goods & Services | Samoa |
| Apia Business Machines | Office Supplies | Samoa |
| Apia Concrete Products | Hardware (Merchants) | Samoa |
| Apia Construction & Engineering | Building & Construction | Samoa |
| Apia Express Travel | Tourism (Travel Agencies) | Samoa |
| Apia Garden Centre | Flowers, Florists & Gardening | Samoa |
| Apia Haulage | Cartage & Storage | Samoa |
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