Catherine D. Singer

Catherine Singer is a seasoned commercial litigator and AAA arbitrator. She has a proven track record representing clients in high-stakes business disputes, trust litigation, and class actions. She has successfully represented both plaintiffs and defendants in state and federal courts nationwide, handling matters from early motions through trial, arbitration, and appeal. Known for her strategic thinking, meticulous preparation, and ability to distill complex issues into persuasive advocacy, Catherine delivers results in cases involving breach of fiduciary duty, business torts, contract claims, and other complex litigation. Her depth of procedural knowledge and trial experience allows her to navigate intricate legal and factual landscapes with precision, always focused on achieving the best outcome for her clients.

Outside the office, Catherine is the proud mother of two young children and enjoys time at the lake with her family, reading, and giving back to her community. She serves on nonprofit boards and devotes significant time to advancing the missions of the organizations she supports.

Significant Representations

• Won complete summary judgment for INTRUST Bank in $24 million trust dispute under the Kansas Uniform Trust Code.
• Secured $6.1 million jury verdict—including $5.5 million in punitive damages—for clients in breach of fiduciary duty and civil conspiracy case, after dismissal of all opposing claims before trial.
• Obtained summary judgment and defeated class certification for Garmin in putative consumer protection class action.
• Achieved summary judgment for a financial services company against claims by a former shareholder, with judgment affirmed by the Eighth Circuit.
• Successfully compelled arbitration and obtained judgment for defendant in commercial dispute.
• Represented pharmaceutical manufacturer in actions against companies producing non-approved drugs, resulting in favorable settlements and a nationwide injunction.
• Defended Fortune 500 company in shareholder suit, winning summary judgment after class certification.
• Represented financial services company in global antitrust investigation and related internal compliance review.
• Developed e-discovery guidelines for Fortune 500 corporate client.