Callum has a busy commercial practice and specialises in disputes arising out of engineering, construction, energy, offshore and infrastructure projects. Acting as either sole counsel or junior counsel in larger legal teams, he is engaged in both international and domestic work and particularly relishes disputes involving complex engineering issues. Callum is a contributor to Keating on Construction Contracts and is familiar with all common standard forms, including the JCT, NEC and FIDIC forms.

Callum regularly represents clients in the High Court, County Court and in adjudications in his own right. He is currently being led in substantial multi-party TCC litigation and in several international arbitrations.

Callum is ranked in The Legal 500 as a ‘rising star’ (tier 1) in construction: “Callum is an exceptionally diligent counsel who focuses a great deal on preparation and achieves a quick grasp of the technical nature for work.”