- EARLSFIELD MANAGEMENT INCregistered- OE019721 - Incorporated on 30 January 2023 
- ZYMEWORKS MANAGEMENT INC.- FC039472 - Incorporated on 28 February 2022 
- HICCUP MANAGEMENT INC.registered- OE012294 - Incorporated on 11 January 2023 
- STOBO MANAGEMENT INCregistered- OE013906 - Incorporated on 17 January 2023 
- STAN MANAGEMENT INC.registered- OE017187 - Incorporated on 24 January 2023 
- LANDMARK MANAGEMENT INC.registered- OE021988 - Incorporated on 2 February 2023 
- BASWELL MANAGEMENT INCregistered- OE024919 - Incorporated on 8 February 2023 
- TRATORIO MANAGEMENT INCregistered- OE025854 - Incorporated on 12 February 2023 
- PURE MANAGEMENT INCregistered- OE026318 - Incorporated on 14 February 2023 
- BLACKROCK INDUSTRIAL L.P.- SL008859 - Incorporated on 19 April 2011 
- BLACKROCK ENTERPRISES L.P.- SL009635 - Incorporated on 15 September 2011 
- BLACKROCK CONTRACTS LIMITEDActive - Proposal to Strike off- SC311125 - Incorporated on 30 October 2006 
- BLACKROCK DIAMOND LIMITEDDissolved- 08207079 - Dissolved on 23 December 2014 
- BLACKROCK GEOLOGICAL LIMITED- 04695549 - Incorporated on 12 March 2003 
- BLACKROCK ARCHERY LIMITEDDissolved- 05817658 - Dissolved on 27 December 2011 
- BLACKROCK TRADING LTDDissolved- 06621766 - Dissolved on 2 February 2010 
- BLACKROCK COMPUTERS LIMITEDDissolved- 05675084 - Dissolved on 29 June 2010 
- BLACKROCK YACHTING LIMITED- 06016682 - Incorporated on 1 December 2006 
- BLACKROCK CAPITAL LIMITED- NI603653 - Incorporated on 30 June 2010 
- BLACKROCK VENTURES LIMITED- 09651113 - Incorporated on 22 June 2015