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| HACKATON PTE LTD | 202242186D | BLK 6 #03-02 NEW INDUSTRIAL ROAD NEW CENTURY | 536199 |
| HACKSTAGE BUILDERS PTE. LTD. | 202208688D | BLK 251A #02-09A Arcadia Road Hillcrest Arcadia | 289848 |
| HAEMANN ASIA DESIGN | 53288461B | BLK 2 #14-02 VENTURE DRIVE VISION EXCHANGE | 608526 |
| HAK KIAN ENTERPRISE PTE LTD | 199205373W | BLK 15 #04-00 KAKI BUKIT CRESCENT KAKI BUKIT TECHPARK 1 | 416246 |
| HALCYON DESIGN | 53002909W | BLK 18 #10-113 BOON LAY WAY TRADEHUB 21 | 609966 |
| HALL INTERIORS PTE. LTD. | 201201330H | BLK 95A Tanjong Pagar Road | 088516 |
| HAMID & SONS INTERIOR DESIGN | 40432500M | BLK 42 #00-00 Joo Chiat Rd | 427368 |
| HAN FONG ALUMINIUM PTE. LTD. | 200801537K | BLK 5060 #01-1227 ANG MO KIO INDUSTRIAL PARK 2 | 569563 |
| HAN YONG BUILDING RENOVATION CONTRACTOR | 39010600C | BLK 53 LENTOR ST | 786776 |
| HANDS@WINDOWS SERVICING | 53226446X | BLK 30 #04-15 KAKI BUKIT ROAD 3 EMPIRE TECHNOCENTRE | 417819 |
| HANDYZ CONCEPTZ PTE. LTD. | 202135030G | BLK 39 #02-46 WOODLANDS CLOSE MEGA@WOODLANDS | 737856 |
| HANDYZ CONCEPTZ RENOVATION PRIVATE LIMITED | 201909548N | BLK 39 #02-46 Woodland Close MEGA @ Woodlands | 737856 |
| HAP DESIGN PTE. LTD. | 200502102E | BLK 205 #01-08 Balestier Road The Mezzo | 329682 |
| HAPPE INTERIOR & DESIGN | 53225092C | BLK 37B Kreta Ayer Road | 089001 |
| HAPPY LIVING DESIGN & BUILD PTE. LTD. | 199001389D | BLK 22 #03-37 WOODLANDS LINK JTC BUILDING | 738734 |
| HAPPY RENOVATION & FURNITURE CONTRACTOR | 27522500C | BLK 61 #05-15 WOODLANDS INDUSTRIAL PARK E9 | 757047 |
| HAPPY SOLUTION RENO LLP | T17LL1409H | BLK 19 #02-11 WOODLANDS INDUSTRIAL PARK E1 ADMIRALTY INDUSTRIAL PARK | 757719 |
| HARICO CONSTRUCTION (S) PTE LTD | 199802987N | BLK 1015 #04-121 GEYLANG EAST AVE 3 GEYLANG EAST INDUSTRIAL ESTATE | 389730 |
| HARRY CONTRACTORS PTE. LTD. | 202126427G | BLK 606 #01-1 serangoon road | 218214 |
| HARVEST CHAIN PTE. LTD. | 198803666E | BLK 3016 #01-32 BEDOK NORTH AVE 4 EASTECH | 489947 |
| HAUS INTERIOR PTE. LTD. | 201219651W | BLK 5 #B1-05 KAKI BUKIT EUNOS TECHNOLINK | 415936 |
| HAUS WERKZ INTERIOR PTE. LTD. | 201605028Z | BLK 205 #01-06 Balestier Road The Mezzo | 329682 |
| HBY DESIGN & BUILD | 30137700J | BLK 880 #05-255 Yishun Street 81 | 760880 |
| HDS CONTRACTORS PTE. LTD. | 201616426K | BLK 71 #07-12/13 WOODLANDS AVENUE 10 WOODLANDS INDUSTRIAL XCHANGE | 737743 |
| HEAVENLY HOME SPACE | 53134937C | BLK 76 #01-06 Playfair Road LHK2 | 367996 |
| HEAVENLY HOMESTEAD | 53191583B | BLK 76 #01-06 PLAYFAIR ROAD LHK 2 BUILDING | 367996 |
| HELLO HOUSE PTE. LTD. | 202231987R | BLK 21 #02-04 TAN QUEE LAN STREET HERITAGE PLACE | 188108 |
| HENG DEE CEE CONTRACTOR | 30555600B | BLK 346 #01-178 WOODLANDS ST 32 | 730346 |
| HENG GIAP GENERAL CONSTRUCTION | 52841559W | BLK 280 #06-17 Woodlands Industrial Park E5 Harvest @ Woodlands | 757322 |