Gray has been recognized for his contributions to sustainability and climate resilience through various awards including the Africa Energy Awards’ Most Inventive Rural Electrification Project, runner‑up in the Eskom ETA Awards for community electrification, as a finalist in the Eco‑logic Awards for community adaptation strategy, as well as being selected as one of 21 global ‘Pioneers of Change’ for advancing sustainable low‑carbon development, a joint initiative by WWF international and the Friedrich‑Ebert‑Stiftung.