Onosta International Company Limited is a Warri-based power solutions provider that procures, supplies, installs, synchronizes, commissions, operates and maintains power systems for industrial and community applications. The company supports diesel and gas generator sets and turnkey power projects, and also provides renewable energy options. Its official site lists contact operations from Warri with multiple phone lines and a service-led offering for Delta State and the wider Niger Delta region, and trusted directories recognize it as an accredited Honda generator dealer.