Mark B Blocker

Practice Areas

MARK BLOCKER is the leader of the firm’s ERISA Litigation practice, and a partner in the Chicago office.

Mark is well known in the ERISA Litigation defense bar for his precedent-setting work on all types of ERISA class actions. He has litigated a wide array of class action claims, including 401(k) stock drop cases, challenges to cash balance plan features, 401(k) plan fees and expenses, claims arising from retiree medical coverage, and other challenges to changes made to health and welfare plans. In addition, Mark also has spent a large portion of his career defending breach of fiduciary duty claims brought against trustees and other institutional fiduciaries. Mark has tried several certified class action cases to judgment.

Mark also has extension class action experience outside of the ERISA sphere, especially in the consumer and financial services arenas. In the consumer area, Mark has defended numerous credit card issuers, national banks, mortgage lenders, financial institutions and telecommunications companies in a broad range of class actions. He has substantial experience defending class action claims brought under federal consumer protection statutes, such as TILA, FDCPA, TCPA, EFTA and state consumer protection statutes. In the consumer mortgage lending area, Mark has also regularly litigated issues involving preemption provided by federal banking statutes, and has enforced consumer arbitration clauses to defeat class actions.

Mark has tried a number of cases and is a member of the Trial Bar of the United States District Court for the Northern District of Illinois. Mark also has extensive appellate experience, having argued several dozen appeals.