In 2023, the output of the electricity, gas, steam, and air conditioning supply sector in the UK stood at 137.54 billion pounds sterling. From 2024 to 2028, the sector's output is projected to grow steadily: 2.08% in 2024, 2.08% in 2025, followed by modest increases of approximately 1.98% in 2026, 1.91% in 2027, and 1.84% in 2028. This represents a compound annual growth rate (CAGR) of 1.98% over the five-year forecast period.

Future trends to watch for include:

Technological advancements improving efficiency in energy production.
Government policies on renewable energy affecting growth in traditional energy supply.
Shifts in consumer demand towards more sustainable energy sources.