| PROFESSIONAL ASIA INVESTMENT LIMITED | Private company limited by shares | Live |
| PROFESSIONAL CONCEPTS INVESTMENT LIMITED | Private company limited by shares | Live |
| PROFESSIONAL INVESTMENT AND FINANCE LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL INVESTMENT IMMIGRATION LIMITED | Private company limited by shares | Live |
| PROFESSIONAL STRATEGIC INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| WILLPOWER PROFESSIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| PROFESSIONAL INVESTMENTS LIMITED | Private company limited by shares | Live |
| PROFESSIONAL INVESTMENTS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| PROFESSIONAL INVESTMENTS PARTNERS COMPANY LIMITED | Private company limited by shares | Live |
| I.T. PROFESSIONAL SOLUTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| I-TAK PROFESSIONAL HK LIMITED | Private company limited by shares | Live |
| JACQUARD PROFESSIONAL BEAUTY PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| JASMINE PROFESSIONAL BEAUTY AND FITNESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAVA PROFESSIONAL ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| JETWIN PROFESSIONAL CO., LIMITED | Private company limited by shares | Live |
| Tong Jian Professional Limited | Private company limited by shares | Live |
| CHINESE JINGJIN PROFESSIONAL COMMITTEE LIMITED | Private company limited by shares | Live |
| JISSHU PROFESSIONAL COMPANY LIMITED | Private company limited by shares | Live |
| JULIANA (UK) PROFESSIONAL LAUNDRY LIMITED | Private company limited by shares | Dissolved |
| KARDOORIE PROFESSIONAL CLEANING LIMITED | Private company limited by shares | Live |
| KINETIC PROFESSIONAL LIMITED | Private company limited by shares | Live |
| PROFESSIONAL KING LIMITED | Private company limited by shares | Live |
| PROFESSIONAL KING INC LIMITED | Private company limited by shares | Live |
| AUGUSTA PROFESSIONAL KITCHEN LIMITED | Private company limited by shares | Live |
| FIRST TOP (PROFESSIONAL KITCHEN) LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL KNITTING FACTORY LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL KNITTING (HK) LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL KNITTING MACHINERY LIMITED | Private company limited by shares | Live |
| Professional Knowledge Strategy Limited | Private company limited by shares | Dissolved |
| KOREA PROFESSIONAL BEAUTY CENTRE CO. LIMITED | Private company limited by shares | Dissolved |
| K.T. PROFESSIONAL LIMITED | Private company limited by shares | Live |
| K-Well Professional Consultant Company Limited | Private company limited by shares | Live |
| TIME PROFESSIONAL LABORATORIES LIMITED | Private company limited by shares | Dissolved |
| HELEN CHAN PROFESSIONAL LAND SURVEY LIMITED | Private company limited by shares | Live |
| MASTER LAND PROFESSIONAL LIMITED | Private company limited by shares | Live |
| GEO PROFESSIONAL LAND SURVEYOR LIMITED | | Live |
| YOUNG LAND PROFESSIONAL AUDIO LIMITED | Private company limited by shares | Dissolved |
| LANDSCAPE PROFESSIONAL LIMITED | Private company limited by shares | Live |
| LANES Professional Auto Beauty Limited | | Live |
| Professional Laundry Limited | Private company limited by shares | Live |
| PRINCE PROFESSIONAL LAUNDRY & DRY CLEANING LIMITED | Private company limited by shares | Live |
| LEADSKY CANDY PROFESSIONAL PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| LEAP PROFESSIONAL REHABILITATION LIMITED | Private company limited by shares | Live |
| Professional Learning Limited | | Live |
| PROFESSIONAL LEASING LIMITED | Private company limited by shares | Live |
| PROFESSIONAL CAR LEASING LIMITED | Private company limited by shares | Live |
| LEE'S PROFESSIONAL CONSULTANTS LIMITED | Private company limited by shares | Live |
| LEGACY PROFESSIONAL LIMITED | Private company limited by shares | Dissolved |
| Legal Professional Courses Limited | Private company limited by shares | Live |
| LEGEND PROFESSIONAL CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Lepus Professional Service Company Limited | Private company limited by shares | Live |
| Let's Go Professional Consultants Limited | Private company limited by shares | Live |
| Ho Leung Professional Consultants Limited | Private company limited by shares | Live |
| Liam Kai & Lee Professional Corporation Limited | Private company limited by shares | Live |
| PROFESSIONAL LICENSING CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| LIFESTYLE BEAUTY PROFESSIONAL LIMITED | Private company limited by shares | Dissolved |
| LIFTER PROFESSIONAL LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL LIGHTING COMPANY LIMITED | Private company limited by shares | Live |
| S&T PROFESSIONAL LIGHTING LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL CHINA LIGHTING MANUFACTURERS GROUP LIMITED | Private company limited by shares | Live |
| LONSON PROFESSIONAL LIGHTING LIMITED | Private company limited by shares | Live |
| ORIENTAL PROFESSIONAL LIGHTING LIMITED | Private company limited by shares | Live |
| T5 PROFESSIONAL LIGHTING PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SHARE PROFESSIONAL LIGHTING HK LIMITED | Private company limited by shares | Live |
| AOI PROFESSIONAL SHIPPING LINE LIMITED | Private company limited by shares | Dissolved |
| Professional Link Consultancy Limited | | Live |
| PROFESSIONAL SERVICE LINK LIMITED | Private company limited by shares | Dissolved |
| LiSo Professional Limited | Private company limited by shares | Live |
| LITTLE BUNNY PROFESSIONAL DRY CLEAN LIMITED | Private company limited by shares | Dissolved |
| LIVE PROFESSIONAL LIMITED | Private company limited by shares | Live |
| Professional Mortgage & Loan Consultants Limited | Private company limited by shares | Live |
| PROFESSIONAL LOANS LIMITED | Private company limited by shares | Live |
| GML PROFESSIONAL LOSEWEIGHT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Loyal Professional Consultancy Company Limited | Private company limited by shares | Live |
| LOYALTY PROFESSIONAL CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| LUCKY PROFESSIONAL CLEANING LIMITED | Private company limited by shares | Dissolved |
| 118 PROFESSIONAL LUCKY NUMBER LIMITED | Private company limited by shares | Live |
| Tin Lung Professional Consultant Limited | Private company limited by shares | Live |
| LUXMORE PROFESSIONAL LIMITED | Private company limited by shares | Live |
| PROFESSIONAL AUTO MACHINERY LIMITED | Private company limited by shares | Live |
| PROFESSIONAL MACHINERY AND EQUIPMENT CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| Mainji Professional Accounting Service Limited | Private company limited by shares | Live |
| MAINLAND PROFESSIONAL BEAUTY PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL MAINTENANCE LIMITED | Private company limited by shares | Dissolved |
| 932 PROFESSIONAL BEAUTY EQUIPMENT MAINTENANCE COMPANY LIMITED | Private company limited by shares | Live |
| ASIA XI JU CELEBRATIONS PROFESSIONAL MAKE GOUP LIMITED | Private company limited by shares | Live |
| FACE GARDEN PROFESSIONAL MAKE UP LIMITED | Private company limited by shares | Live |
| UMP PROFESSIONAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| PROFESSIONAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| 18 PROFESSIONAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| J's Professional Management Limited | Private company limited by shares | Dissolved |
| ECL PROFESSIONAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| Professional Asset Management Limited | | Live |
| PROFESSIONAL (INT'L) ASSET MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| PROFESSIONAL BUSINESS MANAGEMENT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL CARGO MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA BUSINESS PROFESSIONAL MANAGEMENT CENTRE LIMITED | Private company limited by shares | Dissolved |
| GREATER CHINA PROFESSIONAL MANAGEMENT ASSOCIATION LIMITED | Company limited by guarantee | Live |
| CHINA PROFESSIONAL QUALIFICATION ENTERPRISE MANAGEMENT LIMITED | Private company limited by shares | Live |
| CHUNG TAI PROFESSIONAL MANAGEMENT LIMITED | Private company limited by shares | Dissolved |