Marquel Reddish Longtin is an Associate at Keller Postman. Her practice focuses on litigating and resolving complex disputes. She has represented clients in a wide variety of cases, including labor and employment, consumer-protection, mass tort, securities, and contract matters. She applies her skills in system and process strategy to support client service and firm operations.At Keller Postman, Marquel has played a pivotal role in the firm’s arbitration practice, with a particular focus on labor and employment matters. Her contributions include developing legal strategy, preparing and writing briefs, filing motions, and preparing for hearings. She has also helped manage litigation of individual client’s claims in arbitration.In addition to her legal acumen, Marquel has applied her systems-focused mindset to help formalize and establish systems and procedures to represent the firm’s clients.In addition to working on litigation matters, Marquel leads key operational groups at Keller Postman, including client services and communications, case management and information technology and data.Honored for her litigation prowess and impact on the firm, American Law Media and The National Law Journal named Marquel to the 2021 Elite Trial Lawyers Rising Stars. She was also named a 2022 Illinois Super Lawyers Rising Star for demonstrating outstanding professional achievement and attaining a high degree of peer recognition.

Currently represents a leading biodefense company in a securities fraud action, alleging corporate misrepresentations related to the company’s key product.Currently represents a large pharmaceutical company in an action brought by a state government, alleging false claims related to the company’s submission of its generic products to the Medicaid formulary.Currently represents a major pharmaceutical company in the global resolution of thousands of product liability claims.Represented a pharmaceutical company in prosecuting an antitrust counterclaim related to the monopolization of the supply of a critical active pharmaceutical ingredient.Defended General Motors in multidistrict federal and state civil litigation relating to vehicle recalls.Represented multiple clients in confidential international arbitrations in various tribunals.Recognized by Kirkland & Ellis for outstanding pro bono service.