The Renewable Energy Group provides financial and advisory support services to various commercial and industrial businesses switching their energy needs from fossil fuel to clean and sustainable energy solutions to reduce their initial CAPEX. In 2021, BOI provided funding over N5.27 billion in loans to support the emerging renewable energy industry in Nigeria. This has led to an increase in production capacity for all beneficiaries. Notable businesses financed by the bank through the Renewable Energy Group include Abuja Steel Mills and Auxano Solar Nigeria.