| 30 December 1958 | Registration in the Commercial Register under the name Erdölverarbeitungswerk Schwedt (EVW) |
| 11 November 1960 | Ground-breaking ceremony |
| 18 Dezember 1963 | Commissioning of the crude oil pipeline by Walter Ulbricht, East Germany's Chairman of the State Council. |
| 1 April 1964 | First stage of crude oil processing started (2 million t/a) |
| 1966 - 1969 | Expansion of crude oil processing facilities, including two further crude oil distillation units, refining installations for gas, petrol and diesel fuel, installations for petrol production and sulphur extraction |
| Late 1967 | The Schwedt - Leuna oil pipeline (340 km) and the Schwedt - Seefeld fuel pipeline (78 km) are taken into operation. |
| 1968 | PCK begins supplying fuel to West Berlin |
| 30 December 1970 | Founding of the Petrolchemisches Kombinat Schwedt (petrochemicals combine) |
| 1972 | Commissioning of the terephthalic acid unit |
| 1981/1982 | Commissioning of the cracking and aromatic hydrocarbons complex |
| May 1984 | Commissioning of the visbreaker unit |
| December 1988 | Commissioning of the world's first and only high conversion soaker cracking (HSC) unit |
| April/May 1990 | Dissolution of PCK as a publicly owned combine and formation of corporations |
| 30 May 1990 | Privatisation agency (Treuhand) takes control of PCK |
| 28 June 1990 | The company Petrolchemie und Kraftstoffe AG is entered in the Commercial Register |
| 1 July 1991 | Privatisation of PCK Raffinerie by Veba Oel AG, DEA Mineralöl AG and AET-Raffineriebeteilungsgesellschafts mbH |
| 1991 - 1995 | Shareholders implement reconstruction and upgrade projects to make PCK one of Europe's most advanced and efficient refineries |
| 1994 | Participates for the first time in the "Solomon" international comparison of refineries |
12 August 1994
| Visit by Ulrich Hartmann, CEO of VEBA AG, to PCK together with the Minister Presidents of Brandenburg, Manfred Stolpe, and North-Rhine Westphalia, Johannes Rau (who would later become the German Federal President). |
| 1996 | Renaming of Petrolchemie und Kraftstoffe AG to PCK Raffinerie GmbH |
| Since 1996 | In the "Solomon" comparison of refineries, PCK is shown to be the refinery with the lowest processing costs in Western Europe |
| 18 March 1998 | Visit to PCK by Dr. Rafael Caldera, President of the Republic of Venezuela |
| June 1998 | Commissioning of the new industrial power station |
| 1998 - 2002 | Implementation of the Auto-Oil Programme for the production of sulphur-free fuels |
| 1998 | Upgrading of the Rostock pipeline and Rostock tank farm, with pipeline capacity increased to 6.8 million metric tons of crude oil per year; installation of an environmental monitoring system |
| 2002 | Commissioning of the hydrogen production unit (H2B) |
| 2004 | Founding of the IP Industriepark Schwedt GmbH & Co. KG as an independent company |
| 2004 | Conversion to ETBE unit for chemically binding bioethanol |
| 2006 | Commissioning of light gasoline etherification unit for chemically binding bioethanol in petrol |
| 2010 | For the first time in the refinery is used natural gas. |
| 2011 | The russian mineral oil concern Rosneftgets shares in Ruhr Oel GmbH of Petroleos de Venezuela SA and also become a partner of PCK. |
| 2012 | The president of Rosneft, Igor Sechin, visits PCK. |
| 2012 | The Energy Management System of PCK (ISO 50001) receives certification. |
| 2013 | PCK makes itself fit for the future. The refinery in Schwedt mastered “OPTIMIX13” – the biggest TÜV turnaround in its history – with the support of 150 service providers. In only four weeks large-scale projects, TÜV inspections und maintenance works were implemented and 160 million Euros were spent to enhance the performance of PCK. |
