Haldor Topsoe is a world leader in catalysis and surface science, committed to helping our customers achieve optimal performance. We enable companies to get the most out of their processes and products, using the least possible energy and resources, in the most responsible way. During the past 75 years, we have served the world’s top oil refineries, petrochemical plants, and the power industry. Topsoe brings the insights and proven catalysts and technologies that help refineries increase reliability and profitably. Bring us your biggest challenges – we are here to help you meet the evolving demands of the refining industry.