SSE plc is a large integrated energy utility with operations across the full energy value chain. The company operates SSE Renewables (developing offshore and onshore wind, solar, and hydro), SSE Thermal (gas-fired generation and heat), SSEN Transmission and SSEN Distribution (owning and operating electricity transmission and distribution networks), SSE Energy Solutions (energy efficiency and electrification services), SSE Airtricity (supply business in Ireland), and SSE Energy Markets (trading).
The company is executing a £33 billion five-year investment programme focused on transforming UK electricity infrastructure, expanding renewable generation capacity, and upgrading grid infrastructure. SSE operates the Dogger Bank offshore wind farm, one of the world's largest, and is developing battery storage, hydrogen, and carbon capture projects. With operations across generation, network infrastructure, retail supply, and trading, SSE serves both wholesale and retail energy markets across the UK and Ireland.