Martin Lejay releases music as Seventh Horizon, a France-based producer whose stated influences include ODESZA, Illenium, Flume, Seven Lions and Sub Focus. Seventh Horizon’s releases include the 2023 single She Cries and the 2024 single Time of our Lives. Singles from 2025 include Right to U. His stated influences also include Dimension, Wilkinson and Hybrid Minds.
In 2026, Seventh Horizon released the singles Back to Us, Moonlight and Divergence, the latter made with Florian Juyon. Seventh Horizon also put out the single I See Colors and a set of remixes of the track. The project has released music on Celestial Soundscapes Records. Seventh Horizon collaborated with Florian Juyon on Confluence and with Dexperia on Chasing Dawn. Running with Wolves is another single by Seventh Horizon. The 2026 track Mr Cold Heart was released on Celestial Soundscapes Records.