- OPTIMAL MAINTENANCE LTD- 12411632 - Incorporated on 20 January 2020 
- OPTIMA SOLUTIONS (CAMBS) LTD- 16385022 - Incorporated on 14 April 2025 
- OPTIMA SOLUTIONS HOLDINGS LIMITED- SC331704 - Incorporated on 2 October 2007 
- E OPTIMA LIMITEDActive - Proposal to Strike off- SC533397 - Incorporated on 22 April 2016 
- OPTIMA LOUGHBOROUGH LIMITED- 11532773 - Incorporated on 23 August 2018 
- CHAIN OPTIMA LIMITED- 12583501 - Incorporated on 4 May 2020 
- OPTIMA TUTORING LIMITEDDissolved- 12355357 - Dissolved on 22 June 2021 
- OPTIMA EYECARE LIMITED- 07233605 - Incorporated on 23 April 2010 
- OPTIMA PRIME LIMITEDDissolved- 07294374 - Dissolved on 6 December 2011 
- OPTIMA PRODUCTS LIMITED- 01033081 - Incorporated on 30 November 1971 
- OPTIMA CONNECTIONS LIMITED- 02428178 - Incorporated on 2 October 1989 
- OPTIMA GLOBAL LIMITEDActive - Proposal to Strike off- 06724187 - Incorporated on 15 October 2008 
- OPTIMA EDUCATION LIMITEDDissolved- 06734334 - Dissolved on 11 January 2011 
- OPTIMA STAINLESS LIMITED- 07014617 - Incorporated on 10 September 2009 
- OPTIMA ANALYTICS LIMITEDDissolved- 07793709 - Dissolved on 22 October 2013 
- OPTIMA STRATEGY LIMITEDDissolved- 07383809 - Dissolved on 1 May 2012 
- SEQUENTS OPTIMA LIMITEDActive - Proposal to Strike off- 07442349 - Incorporated on 17 November 2010 
- OPTIMA EVENTS LIMITEDActive - Proposal to Strike off- 07520878 - Incorporated on 8 February 2011 
- OPTIMA MONEY LIMITED- 07567974 - Incorporated on 17 March 2011 
- DOMUS OPTIMA LIMITED- 07846796 - Incorporated on 14 November 2011