Hal Leonard Corporation is a music publisher founded by Harold Edstrom, Everett Edstrom and Roger Busdicker in 1947. The music corporation is the largest publisher of music throughout the world. It produces songbooks, method book, sheet music, choral and band arrangements, instructional DVDs, music software etc. It markets products in over 7500 music stores domestically and is sold in over 65 economies. Hal Leonard had been purchased by internal management team from its original founders. Now it is led by CEO Mr. Keith Mardak. In over 2,00,000 titles available, the company represents few of the known and respected artists in print.