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

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

February 2019
HCS Group signs a long-term purchase agreement with Gevo Inc., Colorado, USA, on renewable isooctane.

November 2019
HCS Group received EcoVadis Gold Status.

HCS Group establishs a dedicated Sustainability department.

The new hydrogenation plant at the Speyer site in Germany is put into operation.

HCS Group receives ISCC EU and ISCC PLUS certification.

HCS Group is acquired by International Chemical Investors Group (ICIG)