They have got a “U.S. addresses” but Facebook suggests they’re in Pakistan. They have awards logos on their own website from 2020 (the web site didn’t exist till 2024). There are bad evaluations on copyright with regards to their editing services. We couldn’t find the showcased book on their own https://maplepublishers.com/blog/how-writers-work-in-ease-with-the-professional-offering-illustration-services/