| Ardean Manor Limited | Craigavon | 2003 |
| Ardelmers Management Company Limited | Kingston Upon Thames | 1974 |
| Arden & Dunarden Management Limited | Watford | 1999 |
| Arden (Brentwood) Management Limited | Westcliff-On-Sea | 2004 |
| Arden Close a RTM Company Limited | Lancaster | 2025 |
| Arden Close B RTM Company Limited | Lancaster | 2025 |
| Arden Close C RTM Company Limited | Lancaster | 2025 |
| Arden Close D RTM Company Limited | Lancaster | 2025 |
| Arden Close E RTM Company Limited | Lancaster | 2025 |
| Arden Close F RTM Company Limited | Lancaster | 2025 |
| Arden Close Flats Management Limited | Torquay | 2007 |
| Arden Close G RTM Company Limited | Lancaster | 2025 |
| Arden Close H RTM Company Limited | Lancaster | 2025 |
| Arden Court (Canterbury) Management Limited | Canterbury | 1988 |
| Arden Court (Kingsbury Road) Management Limited | Birmingham | 1981 |
| Arden Court (Station Road) Management Company Limited | Birmingham | 2002 |
| Arden Court Estate Management Co. (Hereford) Limited | Hereford | 1977 |
| Arden Fields (Bulkington) Maisonettes Management Company Limited | Ewloe | 2024 |
| Arden Fields (Bulkington) Management Company Limited | New Milton | 2023 |
| Arden Fields Management Company Limited | Hemel Hempstead | 2014 |
| Arden Glade Residents Management Company Limited | Tamworth, Staffordshire | 2025 |
| Arden Grove Properties Limited | Coventry | 1981 |
| Arden Heights Management Company Limited | London | 2014 |
| Arden House Residents Company Limited | London | 1968 |
| Arden Management Limited | Birmingham | 1981 |
| Arden Mead (Eastbourne) Freehold Company Limited | Eastbourne | 2015 |
| Arden Oak Management Company Limited | Solihull | 2004 |
| Arden Park (Redditch) Management Company Limited | Wilmslow | 2024 |
| Arden Road Management Company (Worcester) Limited | Worcester | 2017 |
| Arden Road Management Company Limited | Limavady | 2005 |
| Ardengrove Limited | Stratford Upon Avon | 1998 |
| Ardenlee Avenue Management Limited | Belfast | 2019 |
| Ardenlee Green Management Company Limited | Belfast | 1997 |
| Ardenlee Management Company Limited | Belfast | 2015 |
| Ardenlee Property Management Company Limited | Belfast | 2004 |
| Ardenny Court Management Company (Exmouth) Limited | Torquay | 1978 |
| Ardentallen Limited | Bexhill-On-Sea | 2003 |
| Ardenvale (Chelmsford) Management Company Limited | Chelmsford | 1982 |
| Ardenya Ltd | Haywards Heath | 1980 |
| Arderne Place Property Management Company Limited | Wirral | 2010 |
| Ardevaran Court Management Limited | Portstewart | 2001 |
| Ardgrange Close Management Company Limited | Limavady | 2016 |
| Ardilaun Homes Ltd | Bradford | 2024 |
| Ardilea Properties Ltd | Belfast | 2020 |
| Ardingley Court Management Limited | Shrewsbury | 1986 |
| Ardle Bank Limited | Swindon | 2019 |
| Ardleigh Court RTM Company Limited | Orpington | 2017 |
| Ardleigh Road Management Limited | London | 2012 |
| Ardley Court Management Company Limited | Longfield | 2017 |
| Ardmair Flat Management Company Limited | Dorset | 1988 |
| Ardmay Estate Limited | Sutton | 1985 |
| Ardmillan Management Company Limited | Ballyclare | 2004 |
| Ardmore Court Management Limited | Holywood | 2009 |
| Ardmore Court Management Number 2 Limited | Holywood | 2016 |
| Ardmore Housing Management Company Limited | Belfast | 1999 |
| Ardmore Lodge Management Company Limited | Bourne End | 1986 |
| Ardmore Manor (Phase 2) Limited | Belfast | 2006 |
| Ardmore Properties (Leigh Woods) Limited | Bristol | 1984 |
| Ardnalea House Apartments Limited | Newtownards | 1998 |
| Ardnamara Property Management Co Ltd | Ballyclare | 2016 |
| Ardour Solutions Limited | Glasgow | 2014 |
| Ardress Manor Management Limited | Gilford | 2008 |
| Ardrigh Management Company Limited | Belfast | 1986 |
| Ardross Court Management Limited | Newmarket | 1989 |
| Ardsley Management Company Limited | Derby | 1998 |
| Ardsley Mews Management Company Limited | Barnsley | 1993 |
| Ardtana Management Company Limited | Dromore | 2015 |
| Ardwick Field Management Company Limited | Croydon | 2009 |
| Ardwyn Management Company Limited | Newtown | 2003 |
| Area 31 Kingshill (Keepers Field) Management Company Limited | West Malling | 2004 |
| Area 59 Kings Hill Estate Management Limited | West Malling | 2010 |
| Area 6 Kings Heath Management Company Limited | Shrewsbury | 2007 |
| Area B BW Limited | Witham | 2014 |
| Area F1 (Kings Hill) Management Company Limited | Southend-On-Sea | 2015 |
| Areateam Limited | Liskeard | 1986 |
| Areley Mews Management Company Limited | Kidderminster | 2002 |
| Aren London Ltd | London | 2017 |
| Arena (ST Albans Road) Management Company Limited | Watford | 2005 |
| Arena Management Botley Road Limited | Hoddesdon | 2005 |
| Arena Residents Association Limited | Nottingham | 2007 |
| Arequipa Reef Ltd | Brighton | 2005 |
| Aresco Court Management Company Limited | Manchester | 1997 |
| ARG Homes Limited | Ellesmere Port | 2019 |
| ARG Leisure Limited | Watford | 2019 |
| Argent Street "C" Management Limited | Grays | 1987 |
| Argent Street "D" Management Limited | Dunmow | 1987 |
| Argent Street "H" Management Company Limited | Grays | 1987 |
| Argent Street "J" Management Company Limited | Grays | 1987 |
| Argento Property Ltd | Edinburgh | 2012 |
| Argento-Palladio RTM Company Limited | Harrow | 2014 |
| Argo Farm Services Limited | Northallerton | 2022 |
| Argo House RTM Company Limited | London | 2026 |
| Argoed Gardens Management Limited | Croydon | 2018 |
| Argoed Hall Management Ltd | Llangollen | 2011 |
| Argray Management Company Limited | Truro | 2023 |
| Argyle and Welton (Whitby) Limited | Whitby | 2021 |
| Argyle Car Park Ltd | Bradford On Avon | 2024 |
| Argyle Court Owners Association Limited | St. Andrews | 2019 |
| Argyle Court RTE Company Ltd | Uxbridge | 2004 |
| Argyle CT RTM Co Ltd | Southport | 2026 |