John A. Busch

Milwaukee, Of Counsel


  • Duke University School of Law (J.D., 1976)
  • Wabash College (B.A., 1973)

Bar Admissions

  • State of Wisconsin
  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. District Court for the Eastern District of Wisconsin
  • U.S. District Court for the Western District of Wisconsin


  • Multiple recognitions by Wisconsin Super Lawyers®
  • Multiple recognitions by Best Lawyers in America©
  • Who’s Who in American Law
  • Who’s Who in America
  • Member, American Inns of Court (Master)
  • Fellow, American Bar Foundation
  • Fellow, Wisconsin Bar Foundation


John Busch joined Hansen Reynolds LLC in 2015. Prior to joining the Firm, Mr. Busch was a Partner at Michael Best & Friedrich, from which he retired after 38 years of service. Mr. Busch focuses his practice on complex commercial litigation.


Original strategist, team assembler and co-counsel in settlement of one of the largest shareholder oppression cases in U. S history.  Payment of $314 million to three shareholders of Promega Corporation in 2020.

Co-lead plaintiff counsel in a product liability personal injury case resulting in favorable settlement in 2020.

Successful resolution of environmental class action that threatened continued existence of the client corporation; simultaneously defended against the plaintiffs and advocated against the insurers.

Successful resolution of a breach of contract claim that enabled the client, a multi-disciplinary medical practice (1,500+ physicians), to negotiate more favorable terms.

Co-lead counsel in largest settlement (to that time) ever paid by an actuary in a malpractice action.

Lead counsel in appeal of both personal injury and property damage claims arising out of the Miller Park Crane collapse (total damages in excess of $200 million dollars); one resolved by complete reimbursement to the insurance client; the other resolved via settlement satisfactory to the client.

Co-lead counsel in longest civil jury trial in Wisconsin history (37 weeks) resolved to the satisfaction of the client after appeal.

Numerous appearances before the Seventh Circuit Court of Appeals and the Wisconsin Supreme Court.