Our corporate policy

KELLER has a clear focus on maintaining and improving product and service quality. 

Our certified quality management according to DIN EN ISO 9001 supports and promotes:

• Structured processes
• Early identification, evaluation and avoidance of risks
• Satisfied customers through consulting, project support and service
• Qualified personnel
• Technical development of the products

• for the continuous improvement of the quality management system
• to comply with applicable legal and other relevant obligations

We are jointly committed to the careful and sustainable use of resources, thereby making an important contribution to reducing environmental pollution.

Our certified environmental management according to DIN EN ISO 14001 supports and promotes:

• The development of innovative technologies
• The involvement through awareness and mindful acting
• The reduction of the use of resources

• to comply with applicable legal and other relevant obligations
• for the continuous improvement of the environmental management system to increase environmental performance
• to protect the environment, in particular to avoid environmental pollution

The objective of our common action in energy management is to reduce the consumption of electricity and gas in particular continuously and sustainably.

Our certified environmental management according to DIN EN ISO 50001 supports and promotes:

• The improvement of energy efficiency of our products 
• The provision of energy-efficient technology, control systems and services
• The involvement through awareness and mindful acting
• The comprehensive measurements and evaluations

• to continuously improve energy-related performance and the energy management system
• to provide the necessary information and resources to achieve the goals and energy objectives
• to meet applicable legal and other requirements relating to energy efficiency, use and consumption

WELDING MANAGEMENT according to DIN EN 1090-1

1. Keller HCW GmbH, Carl-Keller-Straße 2-10, 49479 Ibbenbüren, Germany
Application: Dimensioning, cutting, punching, shaping, welding, mechanical connection

2. KELLER HCW GmbH – Mellrichstadt site, Hendunger Straße 16, 97638 Mellrichstadt, Germany
Application: Cutting, punching, shaping, welding, mechanical connection

Our plants and machines are used worldwide, a high quality of the welded products is a matter of course for us. KELLER has been certified for the associated processes and procedures in accordance with the latest state of the art; core elements include regular further qualification of our employees, coordinated processes and complete documentation.