Meghan S. Henthorne

Meghan S. Henthorne is the Firm Administrator of Matthiesen, Wickert & Lehrer, S.C. Working out of the Hartford, WI office, she oversees hiring and manages the staff of the firm. She handle’s day to day operations like payroll, vetting vendors, overseeing the accounting department, as well as anything and everything HR related. Meghan works hand…

Mya B. Osterman

Mya B. Osterman is the Firm Administrative Assistant of Matthiesen, Wickert & Lehrer, S.C. Working out of the Hartford, WI office, she works closely with the Accounting department and handle’s daily operations such as payroll, onboarding, and event planning. Mya joined the MWL team in June of 2023 as an assistant to Firm Administrator, Meghan Henthorne.…

Mike A. Plaza

Mike A. Plaza is the IT Manager of Matthiesen, Wickert & Lehrer, S.C. Working out of the Hartford, WI office, he manages all IT related matters. In 2007, Mike received his Bachelor of Business Administration in Computer End User Technologies and his Bachelor of Science in Psychology from UW Whitewater. He has been working with…

Jamie L. Breen

Jamie L. Breen is the Marketing Director of Matthiesen, Wickert & Lehrer, S.C. She has been with MWL for 26 years. Jamie started at MWL in 1998 as an administrative legal assistant to Attorney Gary Wickert, our firm president, holding that position for nine years. Besides being a well-known subrogation expert and attorney, Gary has…

Emma E. Plahmer

Emma E. Plahmer is the Marketing Coordinator of Matthiesen, Wickert & Lehrer, S.C. Working out of the Hartford, WI office, she oversees the file intake department, manages the firm’s social media and is the producer of The Subrogation Support Network Podcast as well as the Risky Business Podcast. She attended Grand Canyon University where she…