| Loft Interior Design Limited | Private company limited by shares | Live |
| LOFTY INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Lokko Interior Design Limited | | Live |
| LONG TIN INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| LONGWICK INTERIOR DESIGN & CONTRACTING COMPANY LIMITED | Private company limited by shares | Live |
| Loop Interior Design Limited | Private company limited by shares | Live |
| LUCKY MAN INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| LUK'S INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| KAM LUNG INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MING LUNG INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| WANG WA LUNG INTERIOR DESIGN (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Luxplus Interior Design Limited | Private company limited by shares | Live |
| MaGic Interior Design Limited | | Live |
| MAGICAL INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MAGNIFICENT INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| SAN MARINO INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Marva Interior Design Limited | Private company limited by shares | Dissolved |
| MARZ INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MASTER-KS INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MATRIX INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MEANS INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Mega-in Interior Design Limited | Private company limited by shares | Live |
| HK Meishan Architectural Interior Design Limited | Private company limited by shares | Live |
| MERYDECOR INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| Metaphysics Interior Design Limited | | Live |
| Milly Interior Design Limited | Private company limited by shares | Live |
| Milne Interior Design Limited | Private company limited by shares | Live |
| LAI MING DESIGN & INTERIOR COMPANY LIMITED | Private company limited by shares | Dissolved |
| MING SUM INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MING HO INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| TAK MING INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Ming Mun Interior Design Limited | Private company limited by shares | Live |
| WAI MING INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Mint Interior Design Limited | Private company limited by shares | Live |
| A LA MODE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Mode Interior Design Limited | | Live |
| MODULE INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| MOJU Interior Design Limited | Private company limited by shares | Live |
| Moreless Interior Design Company Limited | Private company limited by shares | Live |
| MOTIF INTERIOR DESIGN CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Mplus Interior Design Limited | Private company limited by shares | Live |
| M-SQUARE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| MUSE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| La Muse Interior Design Limited | Private company limited by shares | Live |
| MYSA Interior Design Company Limited | | Live |
| BIG NAME INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Nano Furniture and Interior Design Limited | Private company limited by shares | Live |
| Natty Interior Design Limited | Private company limited by shares | Live |
| NATURAL INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Natural Interior Design Limited | Private company limited by shares | Live |
| Nature Interior Design Limited | Private company limited by shares | Live |
| NEWERA INTERIOR DESIGN LIMITED | | Live |
| NIKKO INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Nine One Interior Design Limited | | Live |
| Noir Interior Design Contractor Limited | Private company limited by shares | Dissolved |
| NOMAD INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Nova Interior Design Company Limited | Private company limited by shares | Live |
| Nubes Interior Design Limited | Private company limited by shares | Live |
| OCEAN INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| OLYM Interior Design Limited | | Live |
| Onderzoek en Verandering Interior Design Studio Limited | Private company limited by shares | Live |
| ORIENTAL INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| ORIGINAL INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| O-square Interior Design Limited | Private company limited by shares | Live |
| OuttaSpace Interior Design Limited | Private company limited by shares | Live |
| Page Interior Design Limited | Private company limited by shares | Live |
| PANO INTERIOR DESIGN LIMITED | | Live |
| PARAGON INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| PARRY INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| PEACEFUL INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Pen-tech Interior Design Limited | Private company limited by shares | Dissolved |
| PETER HUNTER INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| MASTER PIECE INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Master Piece Interior Design Limited | Private company limited by shares | Live |
| Pixel Interior Design Limited | Private company limited by shares | Live |
| PLOTCREATIVE Interior Design Limited | Private company limited by shares | Live |
| DA PLUS A INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| AE PLUS INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Excelsior Plus Interior Design Limited | | Live |
| LEO PLUS INTERIOR DESIGN (HK) LIMITED | Private company limited by shares | Dissolved |
| B Plus Interior Design Studio Limited | | Live |
| ART POINT INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| 2 POINT INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| POPSKILL INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| POTTER INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| POWER ART INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| PRICOM INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Big Projects Interior Design Limited | Private company limited by shares | Live |
| ProView Interior Design Limited | Private company limited by shares | Live |
| Pure Interior Design Limited | Private company limited by shares | Live |
| PURE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Purewood Interior Design Limited | Private company limited by shares | Live |
| Queen's Interior Design Limited | Private company limited by shares | Live |
| QUINCY INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| REGEN INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| NEW RESOURCES INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Revival Interior Design Limited | | Live |
| Far Rising Interior Design Company Limited | Private company limited by shares | Live |
| rmll Interior Design Limited | Private company limited by shares | Live |
| ROCKWOOD INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |