They Have got a “U.S. addresses” but Facebook says they’re in Pakistan. They have awards logos on their own Internet site from 2020 (the web site didn’t exist till 2024). You will find inadequate evaluations on copyright about their editing services. We couldn’t find the featured book on their homepage https://maplepublishers.com/blog/services-authors-receive-from-self-book-publishers-in-london/