Atty. Michael G. Costello
Michael Costello concentrates his practice in commercial and corporate law and litigation. He provides his clients with deep expertise and insight into a broad range of legal and business issues having served for 23 years as general counsel to a publicly-traded company.
Profile Summary
About Michael G. Costello at a glance
Michael G. Costello is a business, litigation, and insurance attorney based in Troy, Michigan, practicing at Bodman PLC. Admitted to practice in Michigan, Bar of Michigan. Educated at University of Detroit Mercy (J.D., 1985) and Marquette University (B.A.). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Corporate Law (2026), and Best Lawyers in America — Insurance Law (2026). Serands clients in Troy, MI and the surrounding metropolitan area.
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About
Michael Costello concentrates his practice in commercial and corporate law and litigation. He provides his clients with deep expertise and insight into a broad range of legal and business issues having served for 23 years as general counsel to a publicly-traded company.
Mr. Costello leverages this experience to provide efficient and effective counsel to large businesses in a variety of industries as well as high net worth individuals and their closely-held companies. He frequently advises board members and executives on sensitive issues related to corporate governance, regulatory compliance, and strategic transactions. He is outside general counsel to a publicly-traded pharmaceutical company and serves other businesses as special counsel for corporate, insurance, and litigation matters.
As General Counsel of Meadowbrook Insurance Group, Mr. Costello managed the legal department and all of its activities for this large, complex, and highly-regulated company. His primary activities and accomplishments at Meadowbrook included the following:
- Managed and supervised litigation against the company.
- Successfully defended two shareholder class actions, SEC inquiries, coverage and bad faith litigation, reinsurance disputes, and significant employment and commercial cases across the United States.
- Managed the public company’s HR, claims, and internal audit departments.
- Led the corporate legal department through thirteen corporate acquisitions, two public company mergers, and several insurance agency acquisitions.
- Managed compliance with all SEC securities filing requirements.Completed all insurance holding company filings and led responses to all regulatory examinations.
- Successfully completed a corporate recapitalization, secondary offering, convertible debt offering, credit agreements, and the sale of the company.
Mr. Costello is active and has held leadership positions with a number of professional and charitable organizations, including the following:
- University of Detroit Mercy School of Law Dean’s Advisory Board Member—(2016-present)Oakland Hills Country Club Evans Scholar Committee—(2016-present)
- American Society of Corporate Secretaries—Member
- University of Detroit Mercy School of Law Alumni Association—Past President and Director
- Association of Corporate Counsel (ACC) Michigan Chapter—Past President and Director
- ACC Foundation Michigan Chapter—Past President and Director
- Insurance Institute of Michigan—Past Director and Executive Committee Member
- Federation of Defense Counsel—Past Member
- Oakland County Bar Foundation—Past Director
Immediately before joining Bodman, Mr. Costello was with a highly-regarded business law and litigation boutique firm based in Southfield, Michigan. Before joining Meadowbrook, he practiced corporate, insurance, and employment law for eight years as an associate and shareholder with a large southeast Michigan business law firm.
Mr. Costello serves as an Adjunct Professor at WMU-Cooley Law School, where he teaches courses in Insurance and Reinsurance Law as part of the Insurance LL.M. program. He has presented at many conferences and programs hosted by the Association of Corporate Counsel, the Federation of Defense & Corporate Counsel, and the Insurance Institute of Michigan, on topics related to insurance law, employment law, and corporate governance.His numerous accolades include recognition as a Leader in the Law by Michigan Lawyers Weekly (2008) and the Time & Talent Award for volunteer contributions to the University of Detroit Mercy School of Law (2012).
Practice Areas Explained
Michael G. Costello's Areas of Practice
Each practice area below reflects the types of cases Michael G. Costello handles, with a brief overview of what that area of law covers.
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Michael G. Costello is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Michigan →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Michael G. Costello is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Michigan →
Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.
Michael G. Costello is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in Michigan →
Jurisdictional Context
Why local counsel matters in Michigan
Practicing law in Michigan. Legal matters in Michigan are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Troy are typically filed in the local municipal court or the appropriate Michigan state district court, depending on subject matter and amount in controversy. An attorney licensed in Michigan brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Michigan courts without local counsel or pro hac vice admission.
Looking for additional Michigan attorneys? Browse all attorneys in Troy or all attorneys in Michigan.
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