About Susanna Allen

Susanna Allen is a partner at Yetter Coleman LLP in Houston, focusing on complex commercial litigation, including antitrust matters. She represents clients in various industries, including technology, energy, and transportation. Susanna’s antitrust experience includes securing a unanimous plaintiff-side verdict for an airline against a global distribution system in the first “two-sided market” jury trial. She has also represented a leading multinational food company in defence of price-fixing claims and has represented a Fortune 50 technology company in multi-district consumer class action litigation. Susanna clerked for the Sixth Circuit before joining Yetter Coleman from a prominent DC law firm.


Contributions to Global Practice Guide

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