They May have a “U.S. addresses” but Facebook says they’re in Pakistan. They have awards logos on their Internet site from 2020 (the website didn’t exist right up until 2024). There are actually weak opinions on copyright about their modifying services. We couldn’t find the highlighted book on their own https://maplepublishers.com/blog/what-support-you-can-avail-of-from-maple-publishing-when-self-publishing-a-book/