Keegan uses his diverse litigation skills to dissect legal issues and efficiently deliver positive client results.


Keegan focuses his practice on business and commercial litigation in both state and federal courts. His practice focuses on business torts, insurance disputes and real property disputes, and he has significant experience in property ownership and real estate secured lending, shareholder disputes, health insurance and ERISA claims, commercial disputes, product liability and toxic torts, eminent domain, disputes involving life insurance proceeds, and bankruptcy avoidance actions. He has also appeared before planning and zoning commissions and county boards throughout Missouri and Illinois to object to the construction of competing cell towers. Keegan's varied experience provides him with an in-depth understanding of the law across multiple subject areas and industries, enabling him to effectively and efficiently counsel clients with practical recommendations and creative solutions.


Business Torts

Second-chaired an eight-day arbitration evidentiary hearing and defeated claims asserted by 50/50 shareholder alleging breach of fiduciary duty and improper use of company funds by client shareholder.

Assisted in drafting winning appellate brief affirming judgment against controlling members of LLC for breach of fiduciary duty and misuse of company funds, and divesting controlling members of ownership interests in favor of clients.

Insurance Disputes

Successfully resolved claim relating to payment of accidental death life insurance benefits prior to commencement of litigation.

Successfully resolved multiple ERISA claims in mediation.

Successfully negotiated dismissal of contract claims brought by employer against health insurance company after moving for summary judgment on behalf of health insurance company.

Drafted winning dispositive motion and delivered oral argument to defeat claim for breach of life insurance contract seeking payment of insurance proceeds.

Real Property Disputes

Drafted multiple winning dispositive motions in real property disputes, including defeat of prior-recorded mortgage lien in favor of insured lender, defeat of claims seeking to set aside property deeds in favor of insured property owner, and defeat of claims seeking to set aside insured lender’s mortgage interest based on third-party fraud allegations.

Drafted winning appellate brief confirming validity of foreclosure sale and curing title despite third-party fraud allegations.

Successfully protected client's real property from bankruptcy trustee seeking title based on typographical error in vesting deeds.

News & Insights

Speaking Engagements

"What Does the Company Know? Selecting/Preparing the Company Designated Deposition Witness," ACC STL 2022 Corporate Counsel Institute, May 2022

Professional & Civic Activities

Professional & Civic Activities

Young Friends Board, Legal Services of Eastern Missouri, Board Member

Stinson Pro Bono Committee, Member

Stinson Associate Development & Mentoring Committee, Member

Practices & Industries


  • Illinois, 2020
  • Missouri, 2018


Saint Louis University, J.D., magna cum laude, 2018

  • Order of the Woolsack
  • Saint Louis University Law Journal, Symposium Managing Editor
  • Saint Louis University Law Journal, Best Student Comment
  • Academic Excellence Awards: Constitutional Law II, Evidence and MO & IL Legal Research
  • Teaching Assistant for Legal Research and Writing

Saint Louis University, B.S., Economics and Finance, 2014

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