Conversation so far:
who owns green and black's organic chocolate
Green & Black's organic chocolate company was bought by Cadbury in 2005, and later became part of Mondelēz International, formerly known as Kraft Foods.
when was green & black's chocolate company established
Green & Black's British chocolate company founded in 1991.

Question: who were the founders
Self-contained rewrite: who were the founders of green and black's