Who we are and what we can do for you …
Attention: We have moved to: Mainstrasse 16, 45768 Marl, Germany
New phone number: +49 (0) 2365-69694-0

KSI Worldwide Quality Services supports your company  to ensure quality standards and expedite timely delivery for your orders and projects. Our technical inspectors and specialists will verify that your requirements are met.

Our international network of highly qualified specialists provides expert knowledge and assistance in industrial locations throughout the world. Save the expense of employing extra QA/QC or procurement-staff, and reduce your travel time and overhead as well as improving efficiency in your projects.

Quick data exchange within our network serves trouble-free workflow management, leading to timely completion of projects. Our services support you in monitoring and controlling every aspect of your projects, from independent third party vendor inspection at the purchasing stage, to on-site quality monitoring during construction and manufacturing.

Ongoing quality control is an integral part of any production and maintenance program. Meeting delivery deadlines is essential to effective project management. Our comprehensive scope of services is custom designed for your needs, allowing your staff to focus on their major activities.

Minimizing Risk, Minimize Costs.

KSI Worldwide Quality Services secures the benefits of globalization through expert quality assurance and project management.

And what can we do for you …?


In 1997, KSI was founded as an independent quality services company with headquarters located in Western Germany’s primary industrial district, the Rhine – Ruhr area. In 2002, KSI became a private Limited Liability Company.

KSI has grown to become an independent inspection company with more than 20 fully employed engineers, inspectors and expeditors with top level qualifications in the headquarter. Our growing network of over 450 freelance inspectors are permanently located in key manufacturing regions around the world. This network provides KSI Quality Services worldwide, and thereby eliminates high travel costs and increases efficiency.

KSI offers a comprehensive portfolio of high-quality technical and consulting services and supportive technical expertise – wherever in the world our services are required. Customer care and customer satisfaction are the basis of our success in business. We continue to invest in the proper resources and know-how to present the highest possible level of services.

Our qualified office staff is fully prepared for any type of service you may need. We provide up-to-date information on every project, as well as summaries and material status reports. You will find the same level of service from our headquarters in Dorsten, Germany to our subsidiaries in Arnhem, Netherlands and Houston TX, USA.

At KSI, specification and requirements are updated constantly, along with the administration records, inspection and expediting documents.

KSI will always be a reliable partner for your projects.