Independent record label helped launch the career of newer artists with her Maverick label. A&M Records is widely believed to have been the most successful independent label in history due to its 37-year run and catalog of commercially successful and critically acclaimed records. Founded in 1962 by trumpeter Herb Alpert (A) and record promoter Jerry Moss (M), A&M was initially the label and distributor for Alpert's own Tijuana Brass recordings, but the label quickly began signing other artists. Over its 37-year run, A&M sold records from such artists as Sergio Mendes & Brazil '66, Claudine Longet, The Carpenters, Phil Ochs, Carole King (A&M
Tommy LiPuma representative for Liberty Records which eventually acquired Imperial Records and its publishing catalog. From here, LiPuma began working in music publishing, but also produced demo sessions for young songwriters such as Jackie DeShannon, Randy Newman and P.J. Proby. In late 1964, LiPuma produced his first recording for release with fellow Clevelanders The O'Jays, yielding the Top 40 R&B hit, "Lipstick Traces". In 1965, Herb Alpert and Jerry Moss hired him to be the first staff producer for their A&M label. Over the next four years, he produced the Top 40 hits, "Guantanamera" for the Sandpipers, "The More I See You"