Katrina Hull

Troy E. Giles is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Troy E., who practices law in Waukesha, Wisconsin, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Troy E. is held by other top lawyers in the same geographic and legal practice area.

Daniel P. Cooper is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Tax Law. Daniel P., who practices law in Milwaukee, Wisconsin, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel P. is held by other top lawyers in the same geographic and legal practice area.

Pat is a shareholder and Chairman of the board of Crivello, Nichols & Hall. With state and federal practice throughout Wisconsin, he has demonstrated expertise in professional liability, commercial litigation, construction disputes, insurance coverage issues and personal injury litigation. Maintaining the highest possible rating in both legal ability and ethical standards, he has achieved the AV Preeminent Martindale Hubbel Award, was invited into the Federation of Defense and Corporate C...

Doris Brosnan is a Shareholder in the firm’s Labor and Employment Law Section, and focuses on assisting clients with employment issues. Doris regularly advises health care and corporate clients on dealing with disloyal or difficult employees, accommodating disabilities in the workplace, harassment, workplace violence, FMLA, and the development of effective employment policies and practices. She regularly assists clients in preparing and implementing employee transition plans, including ...

Jacob S. Sosnay is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law, Litigation - Insurance and Personal Injury Litigation - Defendants. Jacob S., who practices law in Milwaukee, Wisconsin, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacob S. is held by other top lawyers in the same geographic and legal practice area.

Kristina E. Somers is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. Kristina E., who practices law in Milwaukee, Wisconsin, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kristina E. is held by other top lawyers in the same geographic and legal practice area.

Mike Carlton worked as a trial attorney at the U.S. Department of Justice in Washington, D.C., representing the EPA and other government agencies. Thereafter, he worked as a senior attorney and policy analyst with the Environmental Law Institute, and then as Wisconsin counsel for a national environmental organization. Mike has taught and studied environmental law and policy in Washington, D.C., London, and the University of Wisconsin Law School. Mike heads the firm’s Environmental Law P...

John Sikora is a Shareholder representing clients in tax planning, tax controversies and the buying and selling of businesses and real estate with a particular focus on corporate, partnership and other business matters. John is an adjunct professor of law at Marquette University Law School, where he has taught the tax practice and procedure and corporate income tax courses. John has also taught the taxation of partnerships and S corporations course to graduate accounting degree candidates at ...

Stephen Trigg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Stephen, who practices law in Milwaukee, Wisconsin, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen is held by other top lawyers in the same geographic and legal practice area.

Background Mr. Prachthauser was born in Milwaukee, Wisconsin, on January 7, 1951. Prior to joining the firm, he was House Counsel for Employers Insurance of Wausau. He is married to Joan Marie, and they reside in Hartland, Wisconsin. He has two daughters, Emily and Tracy. Lectures Mr. Prachthauser is a frequent presenter and speaker for the State Bar of Wisconsin, American Board of Trial Advocates, and Wisconsin Academy of Trial Lawyers. He has been a Civil Trial Practice Instructor at the Un...