- OBELISK CONSTRUCTION BUILD LIMITEDDisolved- SC793504 - Dissolved on 3 June 2025 
- OBELISK REAL ESTATE LTD- 12680771 - Incorporated on 18 June 2020 
- OBELISK UK HOLDINGS LIMITED- 16456926 - Incorporated on 19 May 2025 
- OBELISK BAR SERVICES LTD.Active - Proposal to Strike off- 05771386 - Incorporated on 5 April 2006 
- OBELISK ASSET MANAGEMENT LIMITEDActive - Proposal to Strike off- 07555890 - Incorporated on 8 March 2011 
- OBELISK BUSINESS SERVICES LIMITEDDisolved- 11578154 - Dissolved on 26 October 2021 
- OBELISK & JOSEPH GLOBAL LIMITEDActive - Proposal to Strike off- 09810147 - Incorporated on 5 October 2015 
- OBELISK DISPLAY SYSTEMS LIMITED- 10969896 - Incorporated on 19 September 2017 
- OBELISK IT CONSULTING LTDDissolved- 06932088 - Dissolved on 29 October 2013 
- PARENTHESIS DESIGN & MARKETING COMMUNICATIONS LIMITED- STUDIOS 12-15 CANAL WAREHOUSE, LEICESTER ROW, COVENTRY, WEST MIDLANDS, UNITED KINGDOM, CV1 4LH 
- COMMUNICATIONS INFRASTRUCTURE MANAGEMENT AGENCY LIMITED- THE ROBBINS BUILDING ALBERT STREET, RUGBY, WARWICKSHIRE, UNITED KINGDOM, CV21 2SD 
- OBELISK HOUSE (R.T.M.) COMPANY LTD- 05185627 - Incorporated on 21 July 2004 
- JKT OBELISK LOGISTICS LTDDisolved- 12950474 - Dissolved on 22 March 2022 
- JAYNE BELL OBELISK TRAINING LTDDissolved- 08917936 - Dissolved on 3 September 2019 
- OBELISK SPORTS MANAGEMENT LTDDissolved- 07369983 - Dissolved on 24 April 2012 
- OBELISK FINANCIAL SERVICES LTDDissolved- 10866079 - Dissolved on 20 August 2019 
- OBELISK CORPORATE SERVICES LTD- 14812062 - Incorporated on 18 April 2023 
- OBELISK POWER SYSTEMS UK LIMITED- 10105921 - Incorporated on 6 April 2016 
- OBELISK CONSTRUCTION AND DEVELOPMENT LIMITED- 10523994 - Incorporated on 13 December 2016 
- TRUESPEED COMMUNICATIONS LTD- Pinesgate West, Lower Bristol Road, Bath Lower Bristol Road, Bath, England, BA2 3DP