William Freivogel - Consultant for matters involving legal ethics and lawyer liability. Based in Chicago, Illinois. - http://www.freivogel.com/
Leonard Bucklin - Expert opinions and testimony in professional ethics and legal malpractice. Available nationally, but special interest in Texas, Montana, the Dakotas, Colorado, and Minnesota. - http://www.bucklin.org/
Law Office of Boyd S. Lemon - Providing expert witness and consulting services in legal malpractice and attorney fee dispute lawsuits nationwide. - http://www.legalmalexpert.com/