| 138 ABERGELE ROAD RTM COMPANY LIMITED | 06946662 | Active | 29/06/2009 | COLWYN BAY | 98000 |
| 2 CLAUGHTON ROAD MANAGEMENT COMPANY LIMITED | 10469538 | Active | 08/11/2016 | COLWYN BAY | 98000 |
| 22 CADWGAN ROAD MANAGEMENT COMPANY LIMITED | 10771920 | Active | 16/05/2017 | COLWYN BAY | 98000 |
| 5 A&B MANAGEMENT TEAM LTD | 15055415 | Active | 07/08/2023 | COLWYN BAY | 98000 |
| 57 GREENFIELD ROAD RTW COMPANY LTD | 16843593 | active | 2025-11-10 | Colwyn Bay | 98000 |
| 9 MOSTYN ROAD (COLWYN BAY) MANAGEMENT COMPANY LIMITED | 09962733 | Active | 21/01/2016 | COLWYN BAY | 98000 |
| 9/11 ARVON AVENUE MANAGEMENT COMPANY LIMITED | 05166784 | Active | 30/06/2004 | COLWYN BAY | 81210 |
| BEACH HOUSE (RHOS ON SEA) PROPERTY COMPANY LIMITED | 14222596 | Active | 08/07/2022 | COLWYN BAY | 98000 |
| BOD DIFYR MANAGEMENT COMPANY LIMITED | 05831759 | Active | 30/05/2006 | COLWYN BAY | 98000 |
| BRIARSWOOD (OLD HIGHWAY) MANAGEMENT COMPANY LIMITED | 08627204 | active | 2013-07-29 | Colwyn Bay | 98000 |
| BRYN HEULOG MANAGEMENT COMPANY LIMITED | 12327769 | Active | 21/11/2019 | COLWYN BAY | 98000 |
| BRYN MOSTYN RTM COMPANY LIMITED | 10780899 | Active | 20/05/2017 | COLWYN BAY | 98000 |
| BRYN Y BIA RTM COMPANY LIMITED | 11630099 | Active | 18/10/2018 | COLWYN BAY | 98000 |
| CASTLE QUAY MEWS LIMITED | 04543315 | Active | 24/09/2002 | COLWYN BAY | 98000 |
| CONWY GARTH MANAGEMENT COMPANY LIMITED | 01504597 | Active | 27/06/1980 | COLWYN BAY | 98000 |
| CONWY TERRACE MANAGEMENT LIMITED | 05581431 | Active | 03/10/2005 | COLWYN BAY | 98000 |
| DANILTON MANAGEMENT COMPANY LIMITED | 16599690 | Active | 22/07/2025 | COLWYN BAY | 98000 |
| DEGANWY COURT (DEGANWY) MANAGEMENT COMPANY LIMITED | 06396027 | Active | 11/10/2007 | COLWYN BAY | 98000 |
| DOLPHIN COURT MANAGEMENT COMPANY (COLWYN BAY) LIMITED | 01157691 | Active | 21/01/1974 | COLWYN BAY | 98000 |
| ELLESMERE ROAD APARTMENTS MANAGEMENT COMPANY LIMITED | 08128738 | Active | 03/07/2012 | COLWYN BAY | 98000 |