Aspire Defence Capital Works is an unincorporated joint venture between Carillion (Aspire Construction) Limited (registered under number 05704135) and KBR (Aspire Construction) Limited (registered under number 05704158).

The registered office of Carillion (Aspire Construction) Limited is 24 Birch Street, Wolverhampton, West Midlands WV1 4HY and that of KBR (Aspire Construction) Limited is Hill Park Court, Springfield Drive, Leatherhead, Surrey KT22 7NL.