Personal Injury Law Firm

Martineau Hackett ONeil & Klaus

About Martineau Hackett ONeil & Klaus

With a legacy of serving Central and Northern Michigan, Martineau, Hackett, O’Neil & Klaus, PLLC stands as a full-service civil litigation and criminal defense firm. The firm was established with the goal of providing comprehensive legal support, drawing upon a rich history and a…

Practice Areas

Cases this firm handles.

Business LawCriminal DefenseDisaster ClaimsEstate PlanningFamily LawLegal ConceptsPersonal InjuryVehicle AccidentsWorkplace Claims

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About This Content

Published April 1, 2026 By ClaimsBoost Research Updated April 29, 2026

Firm profiles are compiled from public sources. Practice areas, ratings, and breadth/specialization scores are derived from the firm's published service list and ClaimsBoost's directory taxonomy.