OTB Acquisition LLC (2010–2014) On The Border Mexican Grill & Cantina is a chain of Tex-Mex food casual dining restaurants located in the United States and South Korea.

[5] In 1994, the chain lost its wholly owned subsidiary designation when it was merged into Brinker International as a company brand.

On April 24, 2014, the chain was sold to Argonne Capital Group, another private equity firm.

[6] The chain operates over 150 restaurants within the United States and thirteen locations (7 stores in Seoul, Bucheon, Goyang, Hanam, Suwon, Daejeon and Busan) in South Korea.

[7] For several consecutive years, Men's Health rated On the Border as one of the unhealthiest chains on its annual "Restaurant Report Card."