Last mentioned: Mar 6, 2026
Resignation Announced
Brearley announces he will step down to allow for new leadership in the net-zero transition.
Price Cap Drop
Ofgem confirms annual energy bills will fall by £117 from April 2026.
Bulb Energy Sale
Ofgem oversees the controversial sale of Bulb Energy to Octopus Energy.
Energy Crisis Begins
Wholesale gas prices spike, leading to the collapse of dozens of UK energy suppliers.
Brearley Appointed
Jonathan Brearley takes over as CEO of Ofgem from Dermot Nolan.
Jonathan Brearley has announced his resignation as CEO of Ofgem, ending a six-year tenure defined by the 2021 energy crisis and the implementation of the price cap. His departure triggers a high-stakes search for a successor to lead the UK's regulatory transition toward a decarbonized power grid by 2030.
This page surfaces every story mentioning Jonathan Brearley across our climate coverage. We track each entity's appearance over time so readers can trace how the narrative evolves — which developments are isolated incidents, which build into longer arcs, and which reframe how operators in the space think about the entity. Story selection uses the same multi-source verification gate applied across the rest of our coverage.
Read our editorial methodology for how we identify, deduplicate, and score entity references. Our glossary defines the technical terms used across stories on this page, and our trends index contextualizes individual developments against the longer-running climate beat. Cross-entity comparisons live on our compare view.
| What you see | What it tells you |
|---|---|
| Story count | Number of distinct stories where Jonathan Brearley was a primary or referenced actor. |
| Recency clustering | Whether mentions are concentrated in a recent window (a news cycle) or distributed (a sustained arc). |
| Sentiment distribution | Aggregate sentiment of the stories mentioning this entity, weighted by impact score. |
| Cross-niche links | When the same entity surfaces in our sibling networks, we link to those views to enrich context. |