Caleb Deeks became Director General, Competition, Markets and Regulatory Reform (jobshare) at the Department for Business, Innovation, Science and Trade (BIST) in July 2026. He was Director General, Competition, Markets and Regulatory Reform (jobshare) at the Department for Business and Trade (DBT) from May 2023 to July 2026.

Caleb was Director General, Market Frameworks (jobshare) at the Department for Business, Energy and Industrial Strategy (BEIS) from 13 December 2021 to 7 February 2023.

Caleb previously worked in a Director jobshare with Gavin Lambert in the Cabinet Office as Directors for Civil Service Modernisation and Reform.

Prior to this, Caleb worked at BEIS as Director of Policy, Delivery and Private Office.