- GRAHAM & SIMMS LTDActive - Proposal to Strike off- 09798209 - Incorporated on 28 September 2015 
- BENTON & SIMMS LTD- 11226597 - Incorporated on 27 February 2018 
- JOHN ROBERT WILLIAMSS LTDDisolved- 15320676 - Dissolved on 6 May 2025 
- JOHN PRICE WILLIAMSON LTD- 15631737 - Incorporated on 10 April 2024 
- SIMMS SOCIAL LTDActive - Proposal to Strike off- 07097633 - Incorporated on 8 December 2009 
- SIMMS FAMILY LTDDisolved- 06293183 - Dissolved on 4 January 2022 
- SIMMS & TAYLOR LTDDissolved- 08976205 - Dissolved on 14 June 2019 
- WILLIAM DAVID PHOTOGRAPHIC PROJECTS LTDActive - Proposal to Strike off- 07664453 - Incorporated on 10 June 2011 
- DAVID WILLIAM PROPERTY SOLUTIONS LTDDisolved- 12878667 - Dissolved on 14 December 2021 
- DAVID WILLIAM BUSINESS CENTRE LTD- SC532151 - Incorporated on 8 April 2016 
- DAVID WILLIAM BARBER SHOP LIMITED- 10552154 - Incorporated on 9 January 2017 
- WILLIAMS AND JOHNSON COFFEE COMPANY LTD- SC646632 - Incorporated on 8 November 2019 
- DAVID WILLIAM BRYAN PRODUCTIONS LTDActive - Proposal to Strike off- 11905446 - Incorporated on 26 March 2019 
- DAVID WILLIAMS TEXTILES LTDDissolved- 08806125 - Dissolved on 29 January 2019 
- DAVID WILLIAM'S & OLUSEGUN AYO JOHNSON INTERNATIONAL LIMITEDDisolved- 13140134 - Dissolved on 16 May 2023 
- SIMMS MEDIA LTD- 07384016 - Incorporated on 22 September 2010 
- KEVIN SIMMS LTDActive - Proposal to Strike off- 12191932 - Incorporated on 5 September 2019 
- SIMMS GROUP LTD- 14178317 - Incorporated on 16 June 2022 
- DAVID WILLIAMS SECURITY LTDDisolved- 14543191 - Dissolved on 28 January 2025 
- DAVID G WILLIAMS CREATIVE LTDDisolved- 11076010 - Dissolved on 19 December 2023