Staff

Darlene was born and raised in Racine, Wisconsin. She is a graduate of J.I. Case High School. She attended the University of Wisconsin - Parkside, graduating with a major in accounting. Darlene is a member of both the Wisconsin and American Institute of Certified Public Accountants. She provides accounting services to corporate and individual clients. Darlene joined the firm in 1993.

Mark was born and raised in Greenfield, Wisconsin and is a graduate Whitnall High School. Thereafter he attended St. Mary’s University, graduating with a degree in business management-entrepreneurship. He spent nine years working for a Fortune 100 company before attending the University of Wisconsin – Parkside. There he majored in accounting and business finance, graduating in 2015. He has volunteered and worked in accounting since 2013 and joined Berkley, Iselin, & Lotz, SC in February 2020. Mark is a member of the Wisconsin and American Institute of Certified Public Accountants. He provides accounting services to business, individual, and not for profit clients. When not assisting clients, he volunteers for various local charitable organizations and enjoys spending time outdoors with his growing family. His favorite leisurely activity is playing and watching tennis.

Rick was born and raised in Terre Haute, Indiana. He is a graduate of Terre Haute North Vigo High School. He moved to Wisconsin in 1992 to attend Carthage College in Kenosha, Wisconsin where he majored in accounting and economics, graduating in 1996. Rick is a member of the Wisconsin and American Institute of Certified Public Accountants. He provides accounting services to corporate, individuals, and non-profits. He also provides litigation support. When not assisting clients, he enjoys camping, golfing, softball, bowling and enjoying quality time with family. He has volunteered for local charitable organizations. Rick joined the firm in October 2021.