Zach is a partner at The Robertson Law Group, assisting clients and their lawyers at trial and on appeal by identifying, protecting, and preserving legal issues in state and federal court cases. Zach has handled multiple multi-million dollar cases on appeal, covering a variety of legal issues. In 2015, Zach was elected by The Missouri Bar Board of Governors to serve a six year term on the Missouri Judicial Performance Evaluation Committee for the state's appellate courts. This committee considers and evaluates judges from the Supreme Court of Missouri and all three districts of the Court of Appeals who are seeking retention on the bench. In 2014, Zach was a Supreme Court appointed member of The Missouri Supreme Court Ad Hoc Committee to Study Court Costs. Zach was awarded the 2013 Up & Coming Lawyer in Missouri. This award honors lawyers with 10 years or less of experience who have achieved extraordinary positions of leadership and success in their practice. He has been recognized multiple years as one of Kansas City's "Best of the Bar"​ by The Kansas City Business Journal, and as an Appellate Super Lawyer and "Rising Star". This peer-nominated and peer-reviewed distinction recognizes distinguished attorneys in the combined states of Missouri and Kansas included. Zach is Chair of The Missouri Bar Civil Practice and Procedure Committee, the largest committee within The Bar; moderates and lectures at CLE seminars; authors multiple Bar publications on Appellate Practice and Procedure; and is one of the youngest Fellows of The Missouri Bar Foundation. Zach devotes his time to various Kansas City charities, and serves on multiple boards. Zach is a 2006 graduate of the University Of Missouri School Of Law, where he graduated with honors (Order of the Barrister). He also received the University of Missouri School of Law’s award for Excellence in Advocacy.