what is the age requirement of one of the group which run  The Co-operative Travel as a joint venture 
The Co-operative Travel: TCCT Retail Limited, trading as The Co-operative Travel is a travel agent in the United Kingdom, run as a joint venture between the Thomas Cook Group, The Co-operative Group and Central England Co-operative. The Co-operative Group:  Membership is open to everyone aged 16 and over in the society, provided they agree to subscribe £1 sterling in the capital of the society out of their first share of the profits and share the values & principles upon which the group was founded.
aged 16