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| 1954 | A A A Appliances 11004300J | 启用 |
| 1955 | Aero-fin (S) Pte Ltd
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| 1956 | Agrolex Pte Ltd 199604624G | 启用 |
| 1957 | Aero Asia Security Systems Pte Ltd 198700480D | 启用 |
| 1958 | Acs Management Consultants Pte Ltd 199904341G | 启用 |
| 1959 | Accounting Services Pte. Ltd. 200914116G | 启用 |
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| 1963 | Advance Electronic Labs Corpn
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| 1967 | Acr Engineering (S) Pte Ltd
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