| KSTE ILLUMINATION GROUP (H.K) LIMITED | Private company limited by shares | Live |
| H.K OUSHUAI ILLUMINATION GROUP LIMITED | Private company limited by shares | Dissolved |
| GUANGDONG ZHONGSHAN GUZHEN OP ILLUMINATION LIGHTING LIMITED | Private company limited by shares | Live |
| HANGZHOU SHUANGFENG ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| ILLUMINATION HEADQUARTERS LIMITED | Private company limited by shares | Live |
| Helius Illumination, Limited | Private company limited by shares | Dissolved |
| HL Illumination (HK) Limited | | Live |
| HAIGEXING ILLUMINATION (HK) LIMITED | Private company limited by shares | Live |
| ILLUMINATION HOLDING COMPANY LIMITED | | Live |
| HONG KONG BAILIANG ILLUMINATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Beyond Illumination (Hong Kong) Limited | | Live |
| HONG KONG DIGADI ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| HONG KONG LEVON ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| IDEAL ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| FEIFAN ILLUMINATION (HK) INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HK ON-LINE ILLUMINATION PHOTOELECTRICITY TECHNOLOGY INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| H.K PHTLPIS ILLUMINATION INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| ITALY TAISHILANG ILLUMINATION (HK) LIMITED | Private company limited by shares | Dissolved |
| JINGSAM ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| KESITE ILLUMINATION GROUP (H.K) LIMITED | Private company limited by shares | Dissolved |
| KOREA MINGZHIYUAN ILLUMINATION LIMITED | Private company limited by shares | Dissolved |
| KOREA HAN ZHI YUN TECHNOLOGY ILLUMINATION (GROUP) LIMITED | Private company limited by shares | Dissolved |
| LITGROW ILLUMINATION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| LONGVIEW ILLUMINATION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Mango Illumination Co., Limited | Private company limited by shares | Live |
| Medical Illumination (Hong Kong) Limited | Private company limited by shares | Live |
| MINGJU ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| MRON (ASIA) ILLUMINATION HOLDING LIMITED | Private company limited by shares | Dissolved |
| SUN NEON ILLUMINATION (HK) LIMITED | Private company limited by shares | Live |
| OPPLE ILLUMINATION ELECTRIC APPLIANCE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| FRANCE PENGUIN ILLUMINATION (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ILLUMINATION PHYSICS ASIA LIMITED | Private company limited by shares | Live |
| PRODUCTION ILLUMINATION LIMITED | Private company limited by shares | Live |
| SHANDONG SUNRISE ILLUMINATION CO., LIMITED | Private company limited by shares | Dissolved |
| HK PIN SHANG DRESS UNFURL ILLUMINATION SPECIALTY LIMITED | Private company limited by shares | Dissolved |
| HK SHANLONG ILLUMINATION LIMITED | Private company limited by shares | Live |
| Shiny Illumination (HK) Co., Limited | Private company limited by shares | Live |
| SOLUMIERE ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| ILLUMINATION STATION LIMITED | Private company limited by shares | Live |
| Community Illumination Studio Limited | | Live |
| SUNBRIGHT ILLUMINATION CO., LIMITED | Private company limited by shares | Dissolved |
| Sunparadise's Illumination Co., Limited | Private company limited by shares | Live |
| T.C.Y. ILLUMINATION LIMITED | Private company limited by shares | Live |
| Fashion Illumination System Technologies Company Limited | Private company limited by shares | Live |
| China Illumination Technology Company Limited | Private company limited by shares | Dissolved |
| HK EURO ILLUMINATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| HK Taige Illumination Technology Co., Limited | Private company limited by shares | Live |
| H.K DENUO ILLUMINATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| E-LIGHT ILLUMINATION TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Glamor Illumination Technology Limited | Private company limited by shares | Live |
| JINSHUO ILLUMINATION TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Live |
| NEON-WORLD ILLUMINATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Power On Illumination Technology Limited | Private company limited by shares | Live |
| HK TUOPULAISHI ILLUMINATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TOPLED ILLUMINATION CO., LIMITED | Private company limited by shares | Dissolved |
| UNIQUE LIGHTING ILLUMINATION CO., LIMITED | Private company limited by shares | Live |
| Venus Illumination Co., Limited | Private company limited by shares | Dissolved |
| VISABILITY ILLUMINATION LIMITED | Private company limited by shares | Dissolved |
| H.K YINGHAO ILLUMINATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| H.K YINJIA NUMBER TECHNOLOGY ILLUMINATION LIMITED | Private company limited by shares | Dissolved |
| TWINKLE STAR ILLUMINATIONS DESIGN CO., LIMITED | Private company limited by shares | Live Commenced dormancy on 06-May-2013 |
| FU SHENG LED (HONG KONG) ILLUMINATIONS LIMITED | Private company limited by shares | Dissolved |
| QINGLIN ILLUMINATIONS TRADING LIMITED | Private company limited by shares | Dissolved |
| ILLUMINATOR LIMITED | Private company limited by shares | Dissolved |
| Illuminator Limited | | Live |
| Illuminatus Consultancy Limited | Private company limited by shares | Live |
| ILLUMINE LIMITED | | Live |
| GAMA ILLUMINER LIMITED | Private company limited by shares | Live |
| Illuminera Asia Pacific Limited | Private company limited by shares | Live |
| Shenzhen Illuming Co., Limited | Private company limited by shares | Live |
| Illuminite Entertainment Limited | | Live |
| ILLUMINO MEDIA SOLUTIONS LIMITED | Private company limited by shares | Live |
| Illuminous Studio Limited | Private company limited by shares | Live |
| ILLUMIRAI INVESTMENT LIMITED | Private company limited by shares | Live |
| ILLUMIX LIMITED | Private company limited by shares | Live |
| Illumos Limited | | Live |
| ILLUMYO LIMITED | Private company limited by shares | Live |
| Illunex Limited | | Live |
| HuaXia Illunimation Technology Limited | Private company limited by shares | Live |
| ILLUSE DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| ILLUSION LIMITED | Private company limited by shares | Dissolved |
| ILLUSION COMPANY LIMITED | Private company limited by shares | Live |
| ILLUSION LED LIMITED | Private company limited by shares | Live |
| C4 ILLUSION LIMITED | Private company limited by shares | Live |
| ILLUSION VIC LIMITED | Private company limited by shares | Live |
| ILLUSION ADVERTISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ILLUSION GALLERY LIMITED | Private company limited by shares | Dissolved |
| SUCCESS ILLUSION LIMITED | Private company limited by shares | Live |
| ILLUSIONS LIMITED | Private company limited by shares | Dissolved |
| ARGUS ILLUSTRATED LIMITED | Private company limited by shares | Live |
| ILLUSTRATED CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| RACING ILLUSTRATED LIMITED | Private company limited by shares | Dissolved |
| ILLUSTRATED VERITAS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Fashionable Illustrated Textiles Limited | Private company limited by shares | Live |
| HARRY HARRISON ILLUSTRATION COMPANY LIMITED | Private company limited by shares | Live |
| Pixel Illustrations Technology Co., Limited | | Live |
| Freya Illustrations HK Limited | | Live |
| ILLUSTRE LIMITED | Private company limited by shares | Live |
| ILLUSTRIOUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| illustrious Company Limited | Private company limited by shares | Dissolved |