They have got a “U.S. addresses” but Facebook says they’re in Pakistan. They have awards logos on their Web site from 2020 (the website didn’t exist until 2024). You'll find very poor assessments on copyright about their editing services. We couldn’t find the showcased book on their homepage on Amazon. https://maplepublishers.com/blog/what-services-do-ebook-self-book-publishers-in-london-require/