| Jun Jian Construction Limited | | Live |
| Jiang Nan Construction Engineer Limited | | Live |
| K. Wah Construction Materials (Jiangmen) Limited | Private company limited by shares | Live |
| JIGSAW CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| JIMMY CONSTRUCTION CO., LIMITED | Private company limited by shares | Live |
| SAM & JIMMY CONSTRUCTION & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| JIM'S CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| Jing Ying Construction Limited | Private company limited by shares | Dissolved |
| Jin-hong Construction Limited | Private company limited by shares | Live |
| JINYUE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| HK JIUDING GROUP CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| EASY JOBS CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| E MAN - JOHN LOK JV CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOHNNY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| HOW JOIN CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| JOIN OCEAN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOINTING CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| JOINVILLE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| JONKIN CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| HK JORONG CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| JOSA PROPERTIES & CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONSTRUCTION JOURNEY LIMITED | Private company limited by shares | Live |
| JOYBEST CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| JOYBEST CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| JOYFUL CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| JUNCTION CONSTRUCTION LIMITED | Private company limited by shares | Live |
| JUPITER CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| JUTHO CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KAAKIRO DESIGN & CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KAISER CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KAISER CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KAIZER CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KALEE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Kalkhedon Coupling and Construction Materials Limited | Private company limited by shares | Live |
| KAMAY CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KAMLIGHT CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAMPSON CONSTRUCTION LIMITED | Private company limited by shares | Live |
| TAPBO & KAMPSON CONSTRUCTION JV LIMITED | Private company limited by shares | Live |
| KAMYUN CONSTRUCTION AND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Kapok Construction MGT Limited | | Live |
| Kasi Construction Limited | | Live |
| Kasson Construction Limited | Private company limited by shares | Live |
| KATHOLDEN CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KAWO CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KCTY Design & Construction Limited | Private company limited by shares | Live |
| K-Design Construction Limited | Private company limited by shares | Live |
| KEENMONY CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KEENWAY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KELISTON CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KENBRIDGE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KENDA MATERIALS & CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KENFORD CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KENG MAN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KENIZAN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KENT FAT CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KENT CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KENTLE CONSTRUCTION MATERIALS LIMITED | Private company limited by shares | Dissolved |
| KEUNG KEE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| HIP KEUNG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIM KEUNG CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| FU KEUNG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEUNG WAH CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| ON KEUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| YAT KEUNG CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| CHI KEUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| LUI KEUNG CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Tak Keung Construction Company Limited | Private company limited by shares | Live |
| NEW KIN KEUNG CONSTRUCTION LIMITED | | Live |
| Chung Keung Construction Limited | Private company limited by shares | Live |
| KEYMAN CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KEYSWAY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| K.H.C. CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KIENVER CONSTRUCTION COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KIFFCHAMP CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KIMING CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KINDLY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINDLY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KINDMAN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINDSON CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| Kinetic Concept Construction Limited | Private company limited by shares | Live |
| KINFUNG CONSTRUCTION COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KINGLAND CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINGSBERG CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KINGSLEY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINGSPINE CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KINGSTON CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| KINGSTON CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KINGWAY DRAGON CONSTRUCTION LIMITED | Private company limited by shares | Live |
| QINGDAO KINGWAY CONSTRUCTION CO. LIMITED | Private company limited by shares | Live |
| KINLEY-CHAO CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| Kintat Construction Engineering Limited | Private company limited by shares | Live |
| KINTEX CONSTRUCTION LIMITED | Private company limited by shares | Live |
| Kinway Construction Company Limited | Private company limited by shares | Live |
| KOFU CONSTRUCTION MATERIALS COMPANY LIMITED | Private company limited by shares | Live |
| KOMATSU CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| KONG KIN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAI KONG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| T. KONG CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KONG LUN CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KONG LEE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |