They may have a “U.S. addresses” but Facebook claims they’re in Pakistan. They've awards logos on their Web page from 2020 (the web site didn’t exist until 2024). There are lousy assessments on copyright regarding their editing services. We couldn’t locate the highlighted book on their own homepage on Amazon. https://maplepublishers.com/blog/what-services-do-ebook-self-book-publishers-in-london-require/