Rosa Tumialán Selected as Recommended 2024 Illinois Appellate Attorney by The Appellate Lawyers

Rosa Tumialán Selected as Recommended 2024 Illinois Appellate Attorney by The Appellate Lawyers

  • Jan 31, 2024, 03:01 PM

2024 Illinois Appellate Attorney

Tressler is proud to announce that The Appellate Lawyers selected Rosa M. Tumialán as the Recommended 2024 Illinois Appellate Attorney. Each year, only one attorney per state is selected and recommended in The Appellate Lawyers' online guide. Their thorough selection process is independent and it is not possible to request entry. Rosa is a partner in Tressler’s Chicago office.

“We are pleased to include Rosa as the recommended appellate lawyer for Illinois in 2024,” said Christopher Lawson, Director of Research at The Appellate Lawyers. “Rosa’s accomplishments and appellate team at Tressler make her an excellent addition to our national recognition program.”

"I am honored to receive this prestigious distinction from The Appellate Lawyers," said Rosa Tumialán, partner in Tressler's Insurance Practice Group. "It's a great privilege to work with our fantastic Appellate Team at Tressler as we strive to achieve the best possible results for our clients."

To learn more about Rosa and The Appellate Lawyers selection process, click here


Rosa M. Tumialán is a partner in Tressler’s Insurance Practice Group and a member of the firm's national Diversity, Equity and Inclusion Committee. Rosa focuses her practice on insurance coverage and litigation. She is an accomplished defense attorney with more than twenty years of experience. Rosa’s insurer-related services include coverage opinion analysis and representing insurers in complex coverage disputes relating to personal and commercial lines, third party claims, surplus lines as well as claims handling practices and extracontractual liability. She has also litigated environmental coverage disputes throughout the Midwest for various insurers relating to superfund sites. Rosa assists with drafting coverage documents for insurance pools and counsels clients in their administration. Her practice also includes serving as national coordinating coverage counsel for insurance clients who rely on her to develop and implement strategies nationwide in response to pattern litigation. Rosa is an accomplished class action defense lawyer and appellate practitioner, having appeared and argued in both state and federal courts nationwide.

Rosa compliments her practice with extensive experience gained from judicial clerkships in the Chancery Division of the Circuit Court of Cook County and the First District Illinois Appellate Court. In addition to her reputation as an experienced insurance litigator, Rosa is an equally well-known class action defense lawyer with years of experience in defending class actions filed under the Telephone Consumer Protection Act (TCPA), Illinois Biometric Privacy Act (BIPA) as well as other consumer privacy statutes in both state and federal courts. Rosa is lauded for her ability to develop and employ unique and aggressive strategies for her clients in these evolving areas. She is routinely sought out by companies seeking TCPA and BIPA compliance analysis or those who face TCPA and BIPA liability. 

Rosa has recently been selected by her peers in the 2023 and 2024 edition of The Best Lawyers in America© for Insurance Law. She was also selected in the 2024 edition of The Best Lawyers in America® for Appellate Practice and Insurance Litigation.

Rosa M. Tumialán can be reached at


The Appellate Lawyers provide a concise and up-to-date guide to leading appellate attorneys across the country. Their research covers all 50 states and a wide selection of specialist practice areas, with featured attorneys being selected based on the results of peer nominations, in-depth research, awards and client feedback.

Superlative research, analysis and writing skills are vital when representing clients on appeal, as the strength of the case rests on the brief. Top appellate attorneys must also be skilled oral advocates. Their recommended lawyers have vast experience reviewing the entire record, including trial transcripts, evidentiary materials, and motions to determine which grounds, if any, exist as a basis for appeal.


Tressler LLP is a national law firm headquartered in Chicago, with eight offices located in five states — California, Illinois, New Jersey, New York and Pennsylvania. Tressler attorneys are experienced counselors and advocates who appear in state and federal courts, and in governmental proceedings, throughout the United States. Many Tressler attorneys devote their practice to the representation of the insurance industry in coverage analysis and resolution, litigation, underwriting consultation, product development, claims management and reinsurance. Tressler attorneys also represent clients in commercial litigation, employment, local government law, corporate transactions, intellectual property law and condo/HOA law.

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