Hamren covers the tanker markets, with a primary focus on crude freight price assessments, news and analysis. Before joining Argus in 2022, Hamren worked as a tanker operator with Eastern Pacific Shipping. He has a bachelor’s degree in Integrated Marketing Communications from the Queensland University of Technology.

James is responsible for raising Argus’ profile in Europe and Africa, with a particular focus on the crude oil sector. He works closely with companies and governments to help them find ways to price commodities transparently and fairly. James has been with Argus since 2004 in several editorial roles, including editing European electricity and emissions market publications. In 2007-10, he was the editor of the daily Argus Crude report, managing a global team of reporters and developing new crude price assessments. Prior to joining Argus, James worked as a teacher and as a journalist.

Vanessa Viola is the Senior Vice-President of Latin America and Global Head of LPG at Argus. She rejoined Argus in 2011 as our Brazil Country Manager and is now working to expand the company’s business across Latin America, while also leading our LPG business globally. Vanessa initially joined Argus in 2001, working as Deputy Editor of the Argus European Products report and Editor of the Argus International LPG report before leaving in 2005 to work as an LPG broker with Gibson in London. Prior to her assignments in the UK, Vanessa worked as a political and financial correspondent for Reuters (Brasilia, Sao Paulo), as a financial reporter for Brazil’s leading news agency Agencia Estado and as a press relations officer with energy engineering company Asea Brown Boveri, also based in Sao Paulo. A graduate from Brazil’s Casper Libero University with a BA in social communications, Vanessa has a master’s degree in international journalism from London’s City University. In addition to Portuguese and English, she is fluent in Spanish.