Who is Astar's sister organization?

I'm curious to know, who exactly is Astar's sister organization? Are they a similar entity within the cryptocurrency space, sharing common goals and values? Or do they operate in a different but complementary field? Could you elaborate on the nature of their relationship and any notable collaborations or projects they've undertaken together? Understanding the context of Astar's sister organization will help provide a clearer picture of their position in the industry.