Olga is the regional partner for infrastructure and PPP practice for Europe, including Russia and CIS at Herbert Smith Freehills international law firm. Olga advises clients on infrastructure projects, including PPP and concession projects across Europe. She has developed particular expertise in central and eastern Europe, Russia and the CIS. Olga advises public clients (state authorities, state-owned and regional companies), and domestic and foreign private investors (including infrastructure funds and financial organisations) on all aspects of transport projects (airports, roads, rail roads, ports, parking), utilities (water supply, heating systems, waste disposal) and energy projects. Olga is a Russian and French advocate (a member of the Paris Bar and the Moscow Bar). She speaks fluent English and French.

Every year since 2007, Chambers Europe has ranked Olga Revzina in the highest tier of PPP specialists.