Luis E. Guinard Rennert

David Koropp is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. David, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Liberty J. Weyandt is a Partner and Principal Owner of Liberty Mark Law. Liberty guides individuals and families through some of the most consequential transitions of their lives with a practice grounded in experience, judgment, and a deep respect for the people behind the legal issues. Liberty has more than 25 years of experience litigating various family matters in several Pennsylvania counties, including Allegheny, Beaver, Butler and Westmoreland counties. Liberty focuses her practice on f...

Eric S. Clark is a principal in the Cincinnati, Ohio, office of Jackson Lewis P.C. Whether wearing his litigator or labor lawyer hat, Eric strives to become an extension of clients’ legal and operational teams to optimize their goals and achieve a uniquely defined measure of success. An experienced first chair trial attorney, he represents employers in defense of single plaintiff, class and collective action litigation involving wage and hour, discrimination, harassment, disability and ...

A leader within the plaintiffs’ bar, Lexi J. Hazam Chairs the firm’s Mass Torts Practice group and represents clients in mass tort cases and environmental class actions, as well as whistleblower/false claims act actions. In November 2022, Judge Yvonne Gonzalez Rogers of the Northern District of California appointed Lexi as Co-Lead Counsel of MDL 3047, In re Social Media Adolescent Addiction/Personal Injury Products Liability Litigation , the nationwide multi-district litigation ag...

Margie Aoki collaborates with clients to develop strategies to protect their intellectual property, working closely with inventors to craft robust utility and design patent applications that highlight the client’s innovations. During examination, Margie encourages open communication with patent examiners to find the most efficient path towards allowance. Margie’s experience extends to freedom-to-operate and validity opinions, design-around strategies, and due diligence for portfol...

Cliff Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Cliff, who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Cliff is held by other top lawyers in the same geographic and legal practice area.

Chris is a member of Keller Rohrback’s Complex Litigation and Bankruptcy Groups. He has represented debtors, creditors, Court-appointed committees, and asset purchasers in Chapter 11 reorganization proceedings and workouts. In recent years he has also focused on representing plaintiffs in ERISA class actions. Chris has wide-ranging experience in complex commercial matters, from corporate restructuring to breach of fiduciary duty, commercial real estate, contracts, patent infringement, a...

Matthew Kasindorf is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Matthew, who practices law in New York, New York, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew is held by other top lawyers in the same geographic and legal practice area.

D. Randle Moody II is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. D. Randle, who practices law in Greenville, South Carolina, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which D. Randle is held by other top lawyers in the same geographic and legal practice area.

Bob Wellen, a partner of the firm, has practiced tax law for nearly 35 years. His practice involves planning, structuring and negotiating business transactions and representing taxpayers seeking private letter rulings from IRS and tax policy determinations from IRS and the Treasury Department and in controversies with IRS. He also serves as an arbitrator and as an expert witness in commercial disputes involving tax issues. Bob grew up in Jersey City, New Jersey. He graduated from Yale College...