The following companies are registered in England and Wales and have their registered office at Isaacs Building, 4 Charles Street, Sheffield, S1 2HS
| Company name | Company number |
| Airport Business Park (Quad) Management Limited | 14229315 |
| Airport Business Park Southend Management Limited | 11441062 |
| Aptus 1 Holdco Limited | 16635177 |
| Aptus 1 Propco Limited | 16648135 |
| Aytoun Street Developments Limited | 8682592 |
| Banner Plant Limited | 607575 |
| Bigmouth Manchester Limited | 9976459 |
| Branton Lane Go Management Company Limited | 14661979 |
| Brookfield Garth Hampsthwaite Management Company Limited | 12016851 |
| Butterfield Quad 2 Management Company Limited | 13247306 |
| Butterfield Quad Management Company Limited | 12091892 |
| Capitol Park Property Services Limited | 8795137 |
| Carr Road Deepcar Management Company Limited | 15171158 |
| Chocolate Works York Management Company Limited | 9889108 |
| Clock Tower (York) Management Company Limited | 13857768 |
| Comstock (Kilmarnock) Ltd. | SC166157 |
| Constructionend Limited | 976647 |
| Crimea Land Mansfield LLP | OC429363 |
| Derry Hill Menston Management Company Limited | 13325715 |
| First National Housing Trust Limited | 276288 |
| Fox Valley Management Company Limited | 10028290 |
| Glasgowend Limited | 1576203 |
| Grainger Park Goldsborough Management Company Limited | 14159521 |
| Hallam Homes Limited | 4804157 |
| Hallam Land Management Limited | 2456711 |
| Hatfield Lane Armthorpe Management Company Limited | 13860260 |
| Hawbank Field Skipton Management Company Limited | 13484957 |
| HB Island Limited | 11641820 |
| HB Origin Limited | 16099933 |
| HBB Preston East Ltd | 11591173 |
| HBB Roman Way Limited | 11324026 |
| HBB Roman Way Management Company Limited | 15868229 |
| HBD City Court Limited | 13351580 |
| HBD Dev Co 1 Limited | 14128256 |
| HBD Golden Valley Limited | 13966492 |
| HBD GP Limited | 16096484 |
| HBD Spark Limited | 16096078 |
| HBD Summerhill Limited | 13285696 |
| HBGP Limited | 11641976 |
| Heathlands (Wakefield) Residents Management Company Limited | 14103160 |
| Henry Boot & Sons Limited | 4066798 |
| Henry Boot (Launceston) Limited | 9276678 |
| Henry Boot (Manchester) Limited | 6051156 |
| Henry Boot Barnfield Limited | 9794805 |
| Henry Boot Biddenham Limited | 5901324 |
| Henry Boot Construction Limited | 2880202 |
| Henry Boot Contracting Limited | 7399102 |
| Henry Boot Cornwall House Limited | 11176009 |
| Henry Boot Deansgate Limited | 15269405 |
| Henry Boot Developments Limited | 1390361 |
| Henry Boot Estates Limited | 276603 |
| Henry Boot Homes Limited | 4804114 |
| Henry Boot Inner City Limited | 2145413 |
| Henry Boot Investments 1 Limited | 3125802 |
| Henry Boot 'K' Limited | 6386834 |
| Henry Boot Land Holdings Limited | 4570294 |
| Henry Boot Leasing Limited | 3248776 |
| Henry Boot Nottingham Limited | 8682793 |
| Henry Boot PLC | 160996 |
| Henry Boot Projects Limited | 1679963 |
| Henry Boot Scotland Limited | 3996796 |
| Henry Boot Swindon Limited | 6051131 |
| Henry Boot Tamworth Limited | 5901334 |
| Henry Boot Wentworth Limited | 1670475 |
| IAMP Management Company Limited | 11735214 |
| Inter Holdco Limited | 16084598 |
| Inter Propco Limited | 16088899 |
| Investments (North West) Limited | 6956932 |
| Island Site (General Partner) Limited | 11532059 |
| Island Site (Nominee) Limited | 11532379 |
| Island Site Limited Partnership | LP019770 |
| Kampus Holdings S.à r.l. | B 202676 |
| Kingsley Road Harrogate Management Company Limited | 11854606 |
| Kirklees Henry Boot Partnership Limited | 1947187 |
| Marboot Centregate 2 Limited | 10129169 |
| Marboot Centregate Ltd | 9662598 |
| Markham Vale 6 Holdco Limited | 16083500 |
| Markham Vale 6 Propco Limited | 16088862 |
| Markham Vale 9 Holdco Limited | 16635155 |
| Markham Vale 9 Propco Limited | 16637491 |
| Merlin Drive SH Management Company Limited | 15864801 |
| Montagu 406 Regeneration LLP | OC420870 |
| Moore Street Securities Limited | 2493145 |
| MVNE LLP | OC433063 |
| Newmarket Lane Holding Limited | 11190054 |
| Newmarket Lane Limited | 6619104 |
| Newmarket Lane Management Company Limited | 9073279 |
| Nightingale Chase (Guisborough) Management Company Limited | 16211630 |
| Oakland Park (Masham) Management Company Limited | 14449819 |
| Origin Logistics GP Limited | 16047196 |
| Origin Logistics LP | LP023906 |
| Plot 7 East Markham Vale Management Company Limited | 8281170 |
| Rainham HoldCo S.à r.l | B254948 |
| Regency Place (Chapelgarth) Management Company Limited | 15676955 |
| Road Link (A69) Holdings Limited | 3125851 |
| Road Link (A69) Limited | 3125840 |
| Road Link Limited | 3025698 |
| Saltwoodend Limited | 5075297 |
| SETL Management Company Limited | 15290254 |
| SJ Manchester Limited Partnership | LP022152 |
| SJM (Nominee) Limited | 13666505 |
| SJM GP Limited | 13665805 |
| Spark 1 Holdco Limited | 16084614 |
| Spark 1 Propco Limited | 16088896 |
| Spark 2 Holdco Limited | 16635089 |
| Spark 2 Propco Limited | 16637484 |
| Spark Walsall Management Company Limited | 16090079 |
| St John's Manchester Limited | 12276168 |
| Starfish Commercial Ltd | 7590261 |
| Stonebridge Homes Group Limited | 12065057 |
| Stonebridge Homes Limited | 7279118 |
| Stonebridge Offices Limited | 7728107 |
| The Oaks (Morpeth) Management Company Limited | 16584221 |
| The Pastures Hibaldstow Management Company Limited | 15714127 |
| The Willows Whinney Lane Management Company Limited | 13048559 |
| Victoria Gardens (Headingley) Management Company Ltd | 9752134 |
| Weyland Road Management Company Limited | 11965862 |
| Willow Crest Cawood Management Company Limited | 12873462 |
| Winter Ground Limited | 4572581 |
| Woodland Place (Middlesborough) Management Company Limited | 16187524 |
| Woodside Park Newlay Estate Management Company Limited | 6237799 |
| Wyvern Park Skipton Management Company Limited | 13844054 |