History HCS Group is a leading international supplier of solutions for high-value hydrocarbon specialties. It has been established in April 2013, via the combination of the Haltermann business (founded in 1898) and the Petrochem Carless business (founded in 1859) – two of the eldest chemical companies globally. May 2011 Group was built from Haltermann Holding GmbH which acquired Haltermann business from Dow Chemical. April 2013 Acquisition of Petrochem Carless Holdings Ltd. July 2014 Acquisition of ETS-P completed. Rebranded as ETS Racing Fuels, the company is a technology and service provider specialised in the field of performance and racing fuels and tailor made lubricants for racing and testing applications. August 2015 Remaining 50% shares of Electrical Oil Services Ltd (EOS) were acquired from Castrol to make HCS Group the 100% shareholder of EOS. EOS is the UK‘s leading supplier of electrical insulating oils (also known as transformer oils) and associated services to the electricity supply industry. EOS was formed in 1999 as a Joint Venture between British Petroleum (50%) and Petrochem Carless (50%). September 2015 Acquisition of shares of Shu-Chem Holdings Inc. in Manvel, USA. Shu-Chem is a manufacturer of selected alcohols and esters supplying the pharmaceutical and printing industries. May 21017 Divestment of Haltermann Carless Fluids Business, which included automotive coolants, brake fluids and screenwashes 2017 First subsidiary in Japan established: Haltermann Carless G.K. The new office is located in Yokohama. August 2018 Acquisition of transformer maintenance division and foundation of Electrical Oil Services GmbH, located in Hamburg. November 2018 Acquisition of Trafolube GmbH in Duisburg. January 2019 Opening of US-headquarter in Troy, MI, USA Major shareholder: H.I.G. Capital (Europe) CEO and Chairman of the Board of Management: Henrik Krüpper Chairman of the Board of Directors: Dr. Johannes Natterer HCS Group Home About Us Our Brands Our Business Sustainability Useful Links Management Systems Policy Code of Conduct for Business Partners Modern Slavery and Human Trafficking Statement Privacy Policy Imprint Contact Us Contact © 2021 HCS Group GmbH. Proudly presents:

Our Brands Proudly presenting stories of Hidden Champions. The HCS Group can look back with pride on a long history of brands rich in tradition. Haltermann Carless, a leading company that specialises in hydrocarbon-based specialty products and solvents, forms the foundation of the HCS Group. More Information More Information More Information HCS Group Home About Us Our Brands Our Business Sustainability Useful Links Management Systems Policy Code of Conduct for Business Partners Modern Slavery and Human Trafficking Statement Privacy Policy Imprint Contact Us Contact © 2021 HCS Group GmbH. Proudly presents: