Recognised for meeting the highest levels of safety, environmental stewardship, and operational excellence.


Safety
A safety culture grounded in excellence
Klesch’s Safe Reliable and Sustainable Assets Operations philosophy (SRSAO) provides the foundation for our approach , ensuring that we are meeting the highest levels of safety, reliability, and continuous improvement within our refinery operations through:
- A Culture of Operating that emphasises safety and discipline
- Local Refinery Business Procedures for alignment with local regulations
- Risk Assessments and Continuous Improvement
The SRSAO prioritises safety, environmental protection, operational integrity, promotes proactive risk management and adherence to local and global standards, and safeguards operational license and value creation.
Learn more about our safety commitments at Heide and Kalundborg Refineries

Safety
A safety culture grounded in excellence
Klesch’s Safe Reliable and Sustainable Assets Operations philosophy (SRSAO) provides the foundation for our approach , ensuring that we are meeting the highest levels of safety, reliability, and continuous improvement within our refinery operations through:
- A Culture of Operating that emphasises safety and discipline
- Local Refinery Business Procedures for alignment with local regulations
- Risk Assessments and Continuous Improvement
The SRSAO prioritises safety, environmental protection, operational integrity, promotes proactive risk management and adherence to local and global standards, and safeguards operational license and value creation.
Learn more about our safety commitments at Heide and Kalundborg Refineries
Environmental Stewardship
We are proud of our commitment to sustainable operations within our refineries, and are operating at the highest standards of safety and sustainability.
We run our operations successfully in some of the most highly regulated regions in Europe and Scandinavia.


Environmental Stewardship
We are proud of our commitment to sustainable operations within our refineries, and are operating at the highest standards of safety and sustainability.
We run our operations successfully in some of the most highly regulated regions in Europe and Scandinavia.

Honouring our responsibilities means doing our part to protect the environment and contribute to our communities, while always operating with safety at our core of everything we do. We are proud that Kalundborg ranks among the top 10-15% of refineries for the lowest CO2 emissions in Europe and, at Heide, we are promoting renewable energy sources such as green hydrogen.
We are also engaging neighbours within both communities and have been involved in everything from apprenticeships to charitable endeavours. Since we acquire our assets for the long term, we see our roles in the community as long-standing neighbours who are building the future for the generations to come.
Michael Kumar
Deputy Chairman and Interim Group CFO, Klesch Group

Honouring our responsibilities means doing our part to protect the environment and contribute to our communities, while always operating with safety at our core of everything we do. We are proud that Kalundborg ranks among the top 10-15% of refineries for the lowest CO2 emissions in Europe and, at Heide, we are promoting renewable energy sources such as green hydrogen.
We are also engaging neighbours within both communities and have been involved in everything from apprenticeships to charitable endeavours. Since we acquire our assets for the long term, we see our roles in the community as long-standing neighbours who are building the future for the generations to come.
Michael Kumar
Deputy Chairman and Interim Group CFO, Klesch Group
Sustainable Operations at Heide Refinery:
Heide Refinery is taking an active role in shaping the energy transition by reducing its CO2 emissions, working with partners and government agencies to promote renewable energy sources such as green hydrogen.
Our efforts to reduce sulphur dioxide and nitrogen oxide emissions have been successful in ensuring that the air quality in the area surrounding the refinery is unchanged from the air quality in adjacent regions.
Heide Refinery was recently awarded a silver medal by EcoVadis, an international rating agency for sustainability performance.
Learn more about Heide Refinery.
Sustainable Operations at Kalundborg Refinery:
Kalundborg Refinery typically ranks among the top 10-15% refineries with the lowest CO2 emissions relative to complexity and production by the US-based Solomon Associates industry benchmark, which compares the emissions of approximately 100 refineries.
we contribute to the energy transition by maintaining environmentally responsible operations and ensuring the development of more sustainable products:
- Low-aromatic aviation fuel
- Carbon capture and storage
We play an important role within the Kalundborg Symbiosis, a partnership with 17 other local organisations dedicated to the sharing and reusing of resources to minimise waste in the area.
Learn more about Kalundborg Refinery.
Klesch is an employer, neighbour, and partner

For many years, the Heide Refinery has been an important member of our community.
As one of the largest employers in the region, we value the contributions of the Refinery as a business – and, more importantly, the people who work here are our neighbours and friends.
Hartmut Busdorf
Mayor of Hemmingstedt

Kalundborg Refinery has long been a vital part of our community. I am grateful to have such a great working relationship with the refinery and cherish their aim to make Kalundborg an attractive place to live, work and study.
The refinery also provides us all with a unique opportunity to lead the energy transition from the front.
Martin Damm
Mayor of Kalundborg
In Our Communities
Klesch partners closely with local residents, associations, and educational institutions in the communities in which we operate.
Heide Refinery:
A pillar in the community for years
Heide Refinery has been a positive contributor to the local community through charitable donations, sponsorships and educational opportunities donating over €40,000 per year.
Heide Refinery is noted locally for its contributions to quality-of-life for local residents.
Kalundborg Refinery:
Partnerships with local residents, associations, and educational institutions
Kalundborg Refinery has been an industrial pillar in the Zealand region of Denmark for over 60 years. In this time, the refinery has built a strong reputation providing educational opportunities and local enrichment around the topics of engineering and science.
Kalundborg Refinery also sponsors various local institutions and sports clubs to support the development of an active local community, providing €43,000 in sponsorships and donations each year.
Kalundborg Refinery is committed to recognising remarkable contributions through research and social voluntary work.






