Hi Sir, What do you mean by this, Please let me know the details, I can help you in anyway. Please pm me. Thanks
It is already clear on the title, OP needing a high level contributor on Google Maps, you can check it out if you have a Google account and better if the Google Map app is installed on your smartphone. There is a level depending on how many points you have, and you can have that points by suggesting edits, answering if the places are correct such as names, address, phone numbers and etc. But it will undergo first in verification before to be accepted.