- GAM TRAVEL & CARGO LTDDissolved- 10732092 - Dissolved on 22 October 2019 
- CSEC SECRETARIES LIMITEDActive - Proposal to Strike off- 08735252 - Incorporated on 16 October 2013 
- OOPS YAY LIMITEDActive - Proposal to Strike off- 08176679 - Incorporated on 13 August 2012 
- YAY GROUP LIMITEDActive - Proposal to Strike off- 10861328 - Incorporated on 11 July 2017 
- YAY! FLAPJACKS LIMITED- 13281612 - Incorporated on 21 March 2021 
- YAY! PRODUCTIONS LIMITED- 04993405 - Incorporated on 12 December 2003 
- YAYUN ZHOU- Born June 1967 - 39 SECOND AVENUE, WELLINGBOROUGH, NORTHAMPTONSHIRE, ENGLAND, NN8 3PX 
- YAYA SALEH- 16 THURSO STREET, LONDON, UNITED KINGDOM, SW17 0HX 
- Yaya BAMBA- Born April 1993 - Flat 7 Bredgar House Westwell Close, Orpington, England, BR5 4QP 
- YAYA BAMBA- Born October 1969 - 118-120 PECKHAM HIGH STREET, LONDON, ENGLAND, SE15 5ED 
- Yayla TUNC- Born January 1970 - 6a Bramhall Lane South, Bramhall, Stockport, Cheshire, United Kingdom, SK7 1AF 
- YAYHA HASI- Born February 1971 - 2 SHERBORNE COURT, 180/186 CROMWELL ROAD, LONDON, ENGLAND, SW5 0SS 
- YAYUN TANG- Born August 1991 - SUITE B 8TH FLOOR ALBANY HOUSE, 31 HURST STREET, BIRMINGHAM, UNITED KINGDOM, B5 4BD 
- YAY! JENNIFER LIMITED- SC671309 - Incorporated on 19 August 2020 
- YAYORA LTD.- 07867156 - Incorporated on 1 December 2011 
- YAYNAY LTD.Dissolved- NI634382 - Dissolved on 30 October 2018 
- YAYAZE LTDActive - Proposal to Strike off- 11047447 - Incorporated on 3 November 2017 
- YAYTEL LTD- 15733301 - Incorporated on 21 May 2024 
- YAYA ONE LTD- 16449184 - Incorporated on 14 May 2025 
- YAYO LIMITEDDisolved- 14770156 - Dissolved on 16 April 2024