Who is the best Professional Editing Services in the USA?

Cambridge Editors is a well-known and reputable professional editing service based in the USA. They offer a wide range of editing and proofreading services for academic, scientific, and business documents.
Their team of editors is made up of highly qualified and experienced professionals, many of whom have advanced degrees in their field of expertise. They claim to have edited over 2000 papers, dissertations, and books in various fields including law, medicine, engineering, social sciences, humanities, and more.