They have got a “U.S. addresses” but Facebook claims they’re in Pakistan. They have got awards logos on their website from 2020 (the website didn’t exist until 2024). You can find bad evaluations on copyright about their editing services. We couldn’t find the highlighted book on their own homepage on https://maplepublishers.com/blog/what-support-you-can-avail-of-from-maple-publishing-when-self-publishing-a-book/