Members of Henderson Chambers are routinely instructed in high-profile group litigation claims, often involving the environment, healthcare and consumer areas. Prashant Popat KC, Kathleen Donnelly KC, Oliver Campbell KC, Thomas Evans and Celia Oldham are appearing in ongoing emissions litigation. In a separate case, Popat KC is acting for a prominent pharmaceutical company in ongoing proceedings concerning an allegedly defective Covid-19 vaccine. In a boost to chambers, James Purnell KC was elevated to silk in March 2026.
Legal 500 Editorial commentary
Lawyers
Leading Silks
KCs at the very top of their field, with a long-established record of market-defining cases, and widespread endorsement from clients and peers. All silks appointed in the last two rounds are listed further below.
2026 Silks
KCs at the very top of their field, with a long-established record of market-defining cases, and widespread endorsement from clients and peers. All silks appointed in the last two rounds are listed further below.
Leading Juniors
Leading juniors are those with significant experience of key cases, strong market recognition from both peers and clients, and are seen as future candidates for silk.
