Martinez, an alumnus of Berklee College of Music and Oxford University, is an in-demand drummer, songwriter, producer, and Managing Partner of Rhythm Intensive™. He has recorded or performed with Kacey Musgraves, Bailey Brown, Ronnie Laws, Tom Browne, Jesse Powell, Bill Tillman, Bernard Wright, Dennis Edwards & the Temptations, Larry Blackmon, Yarbrough & Peoples, Shelley Carroll, Russ Taff, Phil Driscoll, Cindy Cruse-Ratcliff, Kim Waters, Andy Timmons, Tim Ishii, Dallas Jazz Orchestra, Don Johnson, Bobby Sparks, Alvin Slaughter, Buddy Miles, and the Johnnie High Country Music Revue TV Show. He is currently the Musical Director for Main Street LIVE (formerly known as the Grapevine Opry), drummer for the Texas Country Music Hall of Fame, and drummer for the Chuck Rainey Coalition.
John has been invited as a guest speaker or lecturer at Oxford University (United Kingdom), the Academy of Contemporary Music (London), the Collective School of Music (New York City), Dallas City Hall, the Asian-American Chamber of Commerce Dallas, International Leadership of Texas, International Conservatory of Music, University of Texas Arlington, Singapore Polytechnic, MediaTech Institute, the Sessions panel, and various elementary schools, high schools, and churches internationally.
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