Erica Calderas

Erica L. Calderas


200 Public Square
Suite 2800
Cleveland, Ohio 44114

Primary Practices

Erica L. Calderas has extensive experience representing commercial clients of varying sizes as plaintiffs and as defendants in complex matters in state and federal trial and appellate courts. Erica has a deep understanding of a wide range of litigation matters impacting businesses, including business torts, contract disputes, consumer protection claims, trademark infringement, employment disputes, fraud claims, enforcing and defending against claims regarding non-competition agreements and trade secrets, and claims under RESPA, TCPA, and TILA. Erica has had substantial first-chair and second-chair experience in jury trials, bench trials, arbitrations, mediations, and appellate arguments.

In class-action defense matters, Erica has experience in high-stakes, statewide and nationwide class actions across the United States, including victories in two multi-week class-action bench trials. Erica has a successful track record of early victories in class actions achieved through defeat of class certification, securing dismissal of or summary judgment on the claims of the class representatives, and negotiating favorable settlements.

Professional History

  • Partner, Hahn Loeser & Parks LLP, 2003-present; Board of Directors, 2006-present; Chair, Recruiting Committee, 2004-06; Associate, 1994-2002; Summer Associate, 1993
  • Summer Associate, Thompson, Hine & Flory, 1992


  • Northwestern University School of Law, J.D., 1994
  • Cornell University, A.B., distinction in all subjects, 1991
Community Involvement

Andrews Osborne Academy, Board of Trustees, 2017-present


American Bar Association Judicial Intern Opportunity Program, Volunteer


National Association of Women Business Owners, Former Corporate Partner Representative


Cornell Club of Northeastern Ohio, Board Member, 2004-10


Summer on the Cuyahoga, Board Member, 2005-09


Arthritis Foundation of Cleveland, Former Advisory Board Member, 2000-01

Awards & Distinctions

The Best Lawyers in America®, Commercial Litigation, 2020-24


AV Preeminent®, Martindale-Hubbell


Notable Women in Law, Crain’s Cleveland Business, 2018


Ohio Super Lawyers®, General Litigation, 2011-20


Women of Note 2017 Honoree, Crain’s Cleveland Business


Ohio Rising Stars, Ohio Super Lawyers®, 2005-07

Bar Admissions

State of Ohio, 1994


U.S. District Courts for the Northern and Southern Districts of Ohio, Eastern District of Michigan; U.S. Courts of Appeals for the Sixth, Third and Ninth Circuits.

Memberships & Affiliations

American Bar Association, Litigation Leadership Section, 2003-2016

American Bar Association, Forum on Franchising, Litigation and Alternative Dispute Resolution Committee