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| 332 | Hup Hoe Electric & Company
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| 333 | Hock Tong Choon
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| 334 | Huang Wan Feng Provision
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| 335 | Hiong Lan Ting
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| 336 | Hakim Restaurant
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| 337 | How Service Transport Co
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| 338 | Hwa Beng Company
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| 339 | Home Partners Pte. Ltd.
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| 340 | Heng Yut Keong Laundry & Dry Cleaning
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| 341 | Habib Railway Book Store
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| 342 | Hock Leong Air Con & Electrical Works
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| 343 | Hiang Hup Engineering
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| 344 | Holland Nursery
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| 345 | Hong Mong Transport
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| 346 | Hayao Enterprise
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| 347 | Happiness International Trading
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| 348 | Hillrise Resources Pte. Ltd.
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| 349 | Hong Lai Chinese Medicine & Acupuncture Medical Centre
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| 350 | Hermo Singapore Pte. Ltd.
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| 351 | Hong Interior Design
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| 352 | How Yan Glass Mirror Merchant
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| 353 | Hsulynn Illustrations Pte. Ltd.
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| 354 | Happy Kampong Seafood
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| 355 | Hoganorii Pte. Ltd.
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| 356 | Hairy Monster Designs
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| 357 | Hash Boat Fishing
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| 358 | Hua Hong Trading Co
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| 359 | Hhh Tyre Trading & Services
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| 360 | Hup Leong Co
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