Jerome A. Hierseman

Jim’s practice focuses on representing privately held businesses and their owners on a wide variety of legal matters. In particular, he has extensive experience guiding clients through significant corporate transactions, including the purchase and sale of businesses, complex contractual matters, and planning for business succession. Jim works with clients across a wide range of industries, including manufacturing, distribution, fintech ,and professional services. Jim has a unique perspe...

Jason is a Shareholder at O’Neil Cannon where he leads the firm’s Corporate Practice Group and serves on the firm’s Board of Directors. With more than 15 years of experience, Jason primarily focuses on mergers and acquisitions. In this role, he represents buyers and sellers, including mature companies, family offices, wealthy individuals who aspire to acquire a business, and private equity groups. In addition to his M&A practice, Jason works closely with his corporate cl...

Stephen C. Elliott is a shareholder in the firm’s Real Estate Practice. Steve serves individuals and commercial clients including developers. Prior to practicing law, Steve worked for Trek Bicycle Corporation developing and delivering marketing and sales training to Trek’s independent dealers while managing Trek’s company-owned stores in Madison, Wisconsin. He also worked in sales for Saris Cycling Group, Inc., a Madison manufacturer of bicycle accessories.Steve’s comm...

John L. Schliesmann is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Tax Law. John L., who practices law in Milwaukee, Wisconsin, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John L. is held by other top lawyers in the same geographic and legal practice area.

Mark Malloy is a trial lawyer who represents businesses in all types of commercial litigation, primarily advising companies in the areas of insurance coverage, extra-contractual liability, and professional liability. Mark is licensed in Wisconsin, Minnesota, and Illinois, and various federal courts. He represents companies in litigation across the country. Clients contact Mark for analysis and opinions relating to complex insurance coverage issues for both personal and commercial lines. In pa...

Stacy Luell is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Stacy, who practices law in Milwaukee, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stacy is held by other top lawyers in the same geographic and legal practice area.

Overview As a shareholder in Reinhart’s Corporate Law and International Practices and member of the firm’s multidisciplinary Commercial and Competition Law Group, Catherine L. Davies has an extensive business law practice focused on international and domestic transactional matters. Cathy works closely with clients on purchase and sale transactions, joint ventures, distributor and sales representative agreements and other commercial issues. Cathy is also a member of the White Colla...

For over 35 years Steve has represented his clients in complex construction, business, and real estate litigation. The emphasis of his practice is in the areas of construction litigation and construction law—representing general contractors, subcontractors, owners, and design professionals, in construction disputes, both in court and in arbitration. His practice also emphasizes real estate litigation, including representing title insurance companies and their insureds, in real estate ti...

Mary is a shareholder with Crivello, Nichols and Hall, S.C. and is a member of the firm’s Board of Directors. For over 35 years, Mary has defended lawsuits in state and federal courts in Wisconsin, and has extensive experience consulting with and representing private and municipal employers in state and federal matters before the Equal Rights Division and Equal Employment Opportunity Commission. She consults with and advises clients on matters regarding personnel policies, practices and...

Timothy P. Reardon is a business lawyer working with a wide array of companies—global, national and regional—in a variety of industries, including manufacturing, construction, service, distribution, health care, real estate and professional associations. Business clients value Tim as a trusted advisor and legal strategist who draws on his vast knowledge and experience base to provide creative, cost-effective solutions for a wide array of complex business and legal issues. Tim is a...