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| 332 | Handy Service
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| 333 | Hua An Development Pte. Ltd.
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| 334 | Hock Loo Corporation
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| 335 | Han Yin Tong
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| 336 | Heng Moh Seng
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| 337 | Home Health Products Singapore Pte. Ltd.
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| 338 | Hi Laundry Services
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| 339 | Hovono Holdings Pte. Ltd.
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| 340 | Hock Construction Company
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| 341 | Hedco Holdings Llp
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| 342 | Hybrid Rehab Pte. Ltd.
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| 343 | Heap Hong
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| 344 | Healthy Home Confectionery & Bakery Llp
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| 345 | Hdk Traders Pte. Ltd.
201536600C | 启用 |
| 346 | Hitohana Pte. Ltd.
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| 347 | Harvest Management Services
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| 348 | Hap Seng Moulds Company
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| 349 | Haw Yuen Co
10989800A | 启用 |
| 350 | Hougang Community Sports Club
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| 351 | Hang Khiang Motor Workshop
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| 352 | Hock Guan Choon
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| 353 | Hiap Leong Huat Construction Service
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| 354 | Hong Lee Seng Hardware
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| 355 | H M Hussain
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| 356 | Hoh West
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| 357 | Hin Huat Supermarket
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| 358 | Highest Honour Catering & Management Services
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| 359 | H.k. Facial Centre
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| 360 | Huan Bao Engineering Pte. Ltd.
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