He briefly managed Rough Diamond in 1977, a short-lived British band that featured David Byron (ex Uriah Heep), Dave Clempson (ex Colosseum), and Geoff Britton (ex Wings).
At Epic Barnett took a role in marketing artists including Pearl Jam, Audioslave, Shakira, Jennifer Lopez, Franz Ferdinand, Modest Mouse, Good Charlotte and Natasha Bedingfield.
[3] Barnett has presided over successful campaigns for Adele, Beyoncé, John Mayer, Jack White, The Shins, One Direction, Maxwell, Foster the People, J. Cole, AC/DC, Susan Boyle, soprano prodigy Jackie Evancho and the marketing and release of the Glee soundtracks.
[5] Barnett broadened the company's portfolio of labels in 2013, inking high-profile deals with T Bone Burnett (Electromagnetic Recordings) and Troy Carter (Atom Factory), as well as a partnership with Arcade Fire for that band's Reflektor album.
[11] On January 9, 2015, Billboard Magazine announced that Capitol Music Group ranked #2 in Industry Market Share plus TEA for the 2014 calendar (7.91%), as tracked by Nielsen SoundScan.
The 57th Annual Grammy Awards telecast featured performances by numerous CMG artists, including Beck, Annie Lennox, Katy Perry and Sam Smith.
Through pop, rock, country, classical, soul, and jazz, the photographic and musical history includes the label's "most successful, cool, hip, and creative stars, as well as the one-hit wonders who had their all-too-brief moments in the spotlight.
At that event, Capitol welcomed chart heavyweights past and present into its Studios A & B, including Katy Perry, Ryan Adams, Halsey, Neil Diamond, Bob Seger, Beck, Niall Horan and Tori Kelly – plus business players from Capitol's halcyon days such as Bhaskar Menon, Joe Smith and Rupert Perry.
Artist showcases included promising Asbury Park singer/songwriter Fletcher (“Undrunk”), Ypsilanti MI and R&B vocalist Queen Naija (“Medicine”).
Rapper NF was recognized for more than 3 million adjusted albums sold, including 3.5 billion streams, while Caroline - CMG's independent distribution and label services arm - announced that it had doubled its market share in 12 months to more than 3 percent; and video sizzles touted other new artists including critics’ darling Christine and the Queens and teenpop star Loren Gray.
[21] An Ethiopia Habtemariam-hosted panel on culture as the new mainstream included Live Nation Urban's Shawn Gee (The Roots, Jill Scott), manager Chase Johnson (A$AP Rocky, Playboy Carti), Capitol Music Group EVP Dion “NoID” Wilson, former Cornerstone and Beats brand market expert Kristen Fraser and Quality Control founder Kevin “Coach K” Lee, the man behind Migos and Lil Yachty, both of whom accepted awards for outstanding sales.
[22] On December 6, 2018, Billboard Magazine cited CMG's independent distribution company, Caroline, for more than doubling its U.S. market share to 4 percent, thanks to 15 platinum and nine gold singles.
[28] On August 6, 2019, Caroline artist partner NF debuted in the #1 spot on Billboard Magazine's Top 200 with his fourth album, The Search, and rose to No.
[29] Barnett hosted what has become one of the music industry's yearly events: CMG's 6th Annual Capitol Congress, on Wednesday, August 7, 2019 at the ArcLight Theatre in Hollywood.
During the afternoon gathering, CMG's superstar and developing artists presented forthcoming music and projects to the company's staff, its international affiliates, entertainment industry representatives from around the world and influential consumer and trade media.
The film tracks the unique system the company's visionary founder, Berry Gordy, assembled that enabled Motown to become one of the most successful record labels of all time.
The creation and initial success of Motown was achieved during a period of significant racial tensions in America and amid the burgeoning Civil Rights Movement.
The track by the 23-year-old Scottish singer-songwriter, released on Vertigo/Capitol Records, previously ruled multiple charts globally, including the Official UK Singles survey, for seven weeks beginning in March.
"[37] The Los Angeles Times marked the occasion of Barnett's retirement by acknowledging his "24-karat ears which helped propel the careers of artists including Beyoncé, Adele, Katy Perry, AC/DC, One Direction and Lil Baby, among dozens of others.