Norton Rose Fulbright advises Third Coast in US$123 million merger agreement

Global law firm Norton Rose Fulbright represented Third Coast Bancshares, Inc. (Third Coast) in its definitive merger agreement to acquire Keystone Bancshares, Inc. (Keystone), the parent company of Texas-based Keystone Bank.

The transaction, structured as a stock and cash deal, is valued at approximately US$123 million based on Third Coast's closing stock price on October 21, 2025. The agreement was signed on October 22, 2025.

Once the merger is complete, the combined company will have pro forma total assets exceeding US$6 billion and will operate under the Third Coast name and brand. The partnership will combine two culturally-aligned community banks and strengthen Third Coast's position in the Austin, Texas market.

The deal team was led by Mike Keeley and included Evan Hardee, Todd Schroeder, Alexander Clark, Blake Marsee (Dallas) and Hersh Verma (Houston).