於1991年，共有 44,389 間公司在香港成立，其中 8,080 間至今仍然活躍。以下為該年成立公司一覽。
44,389 間公司
LONG YOUTH COMPANY LIMITED
LONG YU DEVELOPMENT LIMITED
LONG YU INDUSTRIAL LIMITED
LONG'S INVESTMENT (HK) LIMITED
LONG-THINK INTERNATIONAL (HONG KONG) LIMITED
LONGABLE LIMITED
LONGAIN HONG KONG LIMITED
LONGAIN INVESTMENTS COMPANY LIMITED
LONGAIN WATCHES MANUFACTURING LIMITED
LONGARISH LIMITED
LONGART MECHANICAL LIMITED
LONGBROOK DEVELOPMENT LIMITED
LONGBROOK INVESTMENT LIMITED
LONGBROOK MANAGEMENT LIMITED
LONGCHEER INVESTMENT LIMITED
LONGCO CARPET SERVICES LIMITED
LONGCO DEVELOPMENT LIMITED
LONGCO INVESTMENT LIMITED
LONGCOME DEVELOPMENT LIMITED
LONGCROSS LIMITED
LONGEST DEVELOPMENT LIMITED
LONGEST INVESTMENT LIMITED
LONGEST LIMITED
LONGET COMPANY LIMITED
LONGET INVESTMENT LIMITED
LONGFAIR DEVELOPMENT LIMITED
LONGFAIR INTERNATIONAL LIMITED
LONGFAIR INVESTMENT LIMITED
LONGFAITH CONSULTANTS LIMITED
LONGFAST SERVICES LIMITED
LONGFORD ENTERPRISES LIMITED
LONGFORD INTERNATIONAL LIMITED
LONGFULL DEVELOPMENT LIMITED
LONGFULL LIMITED
LONGHAM DEVELOPMENT LIMITED
LONGHAM INDUSTRIES LIMITED
LONGHAM INTERNATIONAL LIMITED
LONGHAM INVESTMENT LIMITED
LONGHILL INDUSTRIES LIMITED
LONGIST COMPUTER SYSTEM LIMITED
LONGITUDE & LATITUDE CRUSADE LIMITED
LONGLAD LIMITED
LONGLAD MANAGEMENT LIMITED
LONGLUCK TRADING LIMITED
LONGLY LIMITED
LONGNICE INDUSTRIAL LIMITED
LONGO INDUSTRIAL COMPANY LIMITED
LONGO LIMITED
LONGRACE INVESTMENT LIMITED