- RICHARD WILLIAM SIZER- Born April 1970 - 133 RUGBY ROAD, LEAMINGTON SPA, UNITED KINGDOM, CV32 6DJ 
- PAUL RICHARDS LIMITEDDissolved- 12364052 - Dissolved on 29 June 2021 
- RICHARD PAUL JORDAN LTDDisolved- 10983129 - Dissolved on 2 November 2022 
- PAUL D RICHARDS LIMITEDDissolved- 12363851 - Dissolved on 29 June 2021 
- MR RICHARD GOBLE LIMITEDDisolved- 07540535 - Dissolved on 25 December 2024 
- MR RICHARD HERRON LIMITEDActive - Proposal to Strike off- 07596725 - Incorporated on 8 April 2011 
- RICHARD PAUL WILSON LTD- 15578121 - Incorporated on 19 March 2024 
- Ian SIZER- Born October 1961 - Calder Vale Hotel, Millfield Road, Horbury, West Yorkshire, WF4 5EB 
- SIZER CONCEPTS LTD- 14449743 - Incorporated on 28 October 2022 
- Mark SIZER- Born January 1964 - Woodhaven Dullingham Road, Newmarket, Suffolk, England, CB8 9JT 
- Adam SIZER- Born July 1982 - 12a Soar Road, Bynea, Llanelli, Carmarthenshire, Wales, SA14 9LG 
- JOHN SIZER- Born September 1945 - 22 DROVERS RISE, ELLOUGHTON, NORTH HUMBERSIDE, HU15 1LN 
- SIZEROY LIMITED- 01827661 - Incorporated on 26 June 1984 
- MR MARK RICHARD WORTH LTDDisolved- 15352844 - Dissolved on 17 September 2024 
- MR PAUL PORTER LIMITED- 06550597 - Incorporated on 1 April 2008 
- MR PAUL BRIAN WATSON LTD- 13063879 - Incorporated on 6 December 2020 
- MR PAUL M HUGHES LIMITED- 11041478 - Incorporated on 1 November 2017 
- PAUL WINSLET MRICS LTD- 16522921 - Incorporated on 17 June 2025 
- COTTINGHAM TECHNICAL SERVICES LIMITED- 07787491 - Incorporated on 26 September 2011 
- RICHARD PAUL (SALES) LIMITED- 03676255 - Incorporated on 30 November 1998