About us
Safe, cost-effective solutions for oil recovery, sludge separation, and PSA gas generation.
Introduction
At Oreco A/S, we combine advanced engineering, environmental responsibility, and decades of experience to deliver world-class solutions for industrial cleaning and on-site gas generation. Designed and built in Denmark to ISO 9001 standards, our tank cleaning systems and PSA gas generators are trusted worldwide for their reliability, innovation, and long service life. With a commitment to excellence, we help industries operate smarter, safer, and more sustainably.


Vision
Oreco aims to be a profitable supplier to customers who require innovative and HSE-optimised solutions for oil tank cleaning or oil-water-solids separation with maximised oil-recovery and clean effluents. We also supply very cost-effective nitrogen and oxygen generators based on the Pressure Swing Absorption (PSA) technology and in this way aim to increase our customers’ flexibility and cost-effectiveness.

Mission
It is our mission to be the market leader in providing competitive solutions for no-man entry cleaning of oil storage tanks and in designing systems for recovery of waste oil within the oil and petrochemical industries. In developing and producing its systems, Oreco continuously seeks to meet the needs of our stakeholders to ensure that the systems comply with increasing health, safety and environmental requirements while simultaneously focusing on cost-effectiveness.
History of
our company
1957
The Toftejorg Group was founded with the aim of supplying systems, services and technology for automated cleaning of the inside of tanks in almost all industries.
1992
The BLABO® system was developed. This automated cleaning technology is designed for cleaning black oil tanks. Patent obtained the same year.
2002
The MoClean® system was launched. This automated cleaning technology is designed for cleaning ‘white oil’ tanks.
2005
Toftejorg Technology A/S changes name to Oreco A/S to reflect an increasing commitment on the oil recovery and tank cleaning industry.
2007
Oreco A/S launches the Oreco Nitrogen and Oxygen Generators – a range of Gas Generators designed for industrial applications
2011
Oreco A/S develops oil sludge re-processing system SLOPO®
2015
Oreco A/S develops Moclean® – ATS system
2024
Oreco A/S develops Moclean® – ATS system








Environmental policy
Our tank cleaning units have eliminated approximately 1.9 million tonnes of waste

Environmental Goals
Our efforts to keep the planet green
Use material and energy efficiently to provide our
products and services.
Play a leading role in promoting best practice in
our industries.
Above listed policies are an extract of the full text of the policies which is available on demand.
Develop products and services consistent with our environmental objectives.
Maintain an open and active dialogue with employees as well as other stakeholders.
Company Policies
Oreco has a long-standing commitment to quality and health, safety and environment (HSE). To ensure a consistent and effective management of quality and HSE issues, Oreco conducts its business through a comprehensive management system. The system is formalised via our company policies below and based on ISO 9001:2015 approvals from independent notified bodies.
A win-win situation

Occupational Health & Safety Policy
The Oreco systems typically operate in “Hazardous Areas” where flammable atmosphere can be present, requiring precautions against ignition. Personnel working in Hazardous Areas and inside refineries and other oil handling facilities are required to have a very high level of safety awareness.A standard contract for an Oreco supplied system includes an operator training course.
