Overview
i_o was an American trance producer known for melodic, high‑energy tracks. Operating under the moniker i_o, Garrett Lockhart released music that gained attention within the electronic dance music community.
i_o was an American trance producer known for melodic, high‑energy tracks. Operating under the moniker i_o, Garrett Lockhart released music that gained attention within the electronic dance music community.

Garrett Lockhart (born May 16, 1990) began producing under the name i_o in the United States. The project emerged in the late 2010s, focusing on trance‑styled releases that blended classic melodic elements with contemporary production techniques. Lockhart's career was cut short by his death on November 23, 2020.
i_o’s productions are rooted in trance, emphasizing soaring synth leads, driving basslines, and emotive chord progressions. While specific influences are not documented in the supplied sources, the music aligns with the broader melodic trance tradition that draws from early 1990s European trance and modern festival‑oriented sounds.
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i_o was a solo act; no additional members are recorded in the provided sources.
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Despite a brief career, i_o’s releases, particularly "Castles In The Sky (Extended Mix)," were well‑received within the trance scene. Lockhart’s untimely death in 2020 was noted by the electronic music community, and his work continues to be remembered for its melodic intensity.