The Texas Mediation Trainers Roundtable is a guild of professional mediators and trainers. Since 1992, the TMTR has promulgated standards for training and promoted training methodologies to ensure the quality of mediation in Texas.

The Texas Mediation Trainers Roundtable establishes and communicates standards and best practices for mediation training and trainers to promote the highest degree of professionalism, integrity, creativity and quality of mediation in Texas.