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Catherine Ahlin-Halverson 
Partner
Co-Chair of Litigation Group

p 612.672.8314
f612.642.8314
catherine.ahlin@maslon.com

3300 Wells Fargo Center
90 South Seventh Street
Minneapolis, MN 55402

Catherine Ahlin-Halverson is a partner and serves as co-chair of Maslon's Litigation Group. She represents business entities and individuals in complex and class action litigation and has successfully represented clients in multiple state and federal jurisdictions, including in courts in Minnesota, California, Tennessee, and Illinois. In addition, Catherine has experience with and expertise in complex discovery issues, including electronic discovery. Catherine is a 2000 graduate of Columbia Law School where she was a Harlan Fiske Stone Scholar. She graduated cum laude from Smith College in 1996 with a B.A. in music.

Areas of Practice
  • Litigation
  • Business Litigation
  • Competitive Practices/Unfair Competition
  • Tort & Product Liability
  • Products Liability
  • Mass Torts, MDL and Class Actions
  • Drugs and Medical Devices
  • Environmental Litigation and Counseling
Education
  • Columbia Law School, New York, New York, 2000
    J.D.
    Honors:  Harlan Fiske Stone Scholar
    Law Journal: Columbia-Volunteer Lawyers for the Arts, Journal of Law and the Arts
  • Smith College, Northampton, Massachusetts, 1996
    B.A.
    Honors: cum laude
    Honors:  The Ida Deck Haigh Memorial Prize for distinguished achievement in music
    Honors:  The Ernst Wallfisch Prize to a student of music for outstanding talent, commitment and diligence
    Major: Music
Bar Admissions
  • Minnesota, 2005
  • California, 2000
  • U.S. District Court Central District of California, 2002
  • U.S. District Court Northern District of California, 2000
  • U.S. District Court District of Minnesota, 2005
Professional Associations and Memberships
  • Minnesota State Bar Association - Member
  • Hennepin County Bar Association - Member
  • Minnesota Women Lawyers - Member
  • California State Bar Association - Member
  • Frank Theatre - Board Member
Pro Bono Activities:
  • Catherine has represented California state prisoners in civil rights actions.
  • Catherine represents non-profit organizations in litigation and employment matters.
Classes Taught
  • "The Blogging Rage: How blogs can help or hurt your organization and how you can be in control," Maslon Speaker Series, 2006
Publications
Honors and Awards
  • Recognized on Minnesota Rising Stars® list, 2008 - 2010 (Minnesota Rising Stars is a designation given to only 2.5 percent of Minnesota attorneys each year.)

Experience

  • State of Minnesota v. 3M, 27-CV-10-28862 (Hennepin County District court, Minnesota). Defending 3M in a pending natural resources damages claim brought by State of Minnesota relating to presence of perfluoronated chemicals in certain environmental media.
  • American Medical Systems, Inc. (U.S.D. Ct., D. Minn.). Defending multiple individual pending cases alleging multiple tort theories against American Medical Systems relating to female mesh products.
  • In re American Medical Systems, Inc., CV-11-3933 (State of Minnesota, Hennepin County District Court). Defending consolidated state court actions and federal court actions alleging multiple tort theories against American Medical Systems related to female mesh products.
  • In Re: National Arbitration Forum Trade Practices Litigation, MDL 10-2122 (D. Minn.) (defense and court approved class settlement of nationwide class action asserting consumer protection claims against arbitration forum and its investors).
  • Paulson et al. v. 3M, C2-04-6309 (State of Minnesota, Washington County District Court). Defeated motion seeking class certification of a 67,000 member putative class claiming chemical exposure via drinking water contamination (2007) and served as second-chair trial counsel, obtaining a defense verdict on the merits after a seven-week jury trial (2009).
  • Microsoft Corp. v. Ion Techs. Corp., 484 F. Supp. 2d 955 (D. Minn. 2007) (violations of federal anti-counterfeiting statute related to computer software).
  • Curtis 1000, Inc. v. George B. Martin and David L. Bean, et. al., 2006 WL 2981305 (M.D. Tenn. 2006).
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Maslon Edelman Borman & Brand, LLP  | 3300 Wells Fargo Center | 90 South Seventh Street | Minneapolis, MN 55402-4140 | p 612.672.8200