3S-Smart Software Solutions and CODESYS

The Company

Kernprodukte der CODESYS Automatisierungs-Suite sind das CODESYS Programmiersystem nach IEC 61131-3.

3S-Smart Software Solutions was founded in 1994 by Dieter Hess and Manfred Werner who jointly manage the company today. The company’s core products are the IEC 61131-3 Development System CODESYS and the corresponding platform independent Runtime System CODESYS Control.  Today, 3S-Smart Software Solutions employs over 140 specialists who develop and market the CODESYS product line at different locations. CODESYS is used in all sectors of the automation industry in all sorts of different applications by manufacturers of intelligent automation devices as well as end users (from the plant or machine building industry) and system integrators.
3S-Smart Software Solutions GmbH is ISO 9001:2015 certified (Certificate PDF).


More information on the business development of 3S-Smart Software Solutions GmbH »

The Company Management

Dieter Hess - Geschäftsführer 3S-Smart Software Solutions GmbH

Dieter Hess

As co-owner and CEO, Dieter Hess is responsible for product development, marketing and sales at 3S-Smart Software Solutions.

Manfred Werner

Manfred Werner

Manfred Werner is co-owner and CEO at 3S-Smart Software Solutions. He is responsible for development planning, quality assurance, support and training and organization/finance.

The Product

Logo CODESYS

CODESYS - A Strong Brand

CODESYS is the most widely used manufacturer independent IEC 61131-3 Development System on the market. And not without reason: As an independent software manufacturer we maintain a close dialogue with our customers but are also free to pursue new concepts and implement our ideas. With a strong market intuition and profound technological knowledge, we have turned CODESYS into a strong brand. And that is what our customers around the world have been benefiting from for more than 20 years now.

We cover the complete software side of automation: CODESYS offers the complete functionality of a modern IEC 61131-3 development tool; including an integrated visualization with different clients, integrated connection to all standard fieldbus systems, motion functionality, safety solutions and communication interfaces.The CODESYS ST Editor - the CANopen stack in IEC - our concept for object-oriented programming - the integrated CODESYS Safety solution - every CODESYS product is developed following a straightforward principle: We aim for the best.

The Team

Mitarbeiter: Kluge Köpfe mit außerordentlichen Fähigkeiten in ihren jeweiligen Fachbereichen, die eine wirkliche Aufgabe suchen.

3S-Smart Software Solutions stands for highly qualified and experienced professionals with expertise in their respective fields who are looking for real challenges.

Team players who know that together they can solve the most complex tasks.
Open-minded and flexible individuals who are willing to question past practices and think up new solutions to further improve our processes and products.
People who enjoy their work and take pride in what they have achieved with “their” company.

The Clients

Für unsere Kunden sind wir Partner für alle Automatisierungsaufgaben

Our customers come from all over the world and offer the most different automation solutions. With many of them, we have established long-term and trusted business partnerships.


Over 400 hardware manufacturers have integrated CODESYS into their hardware –  ten thousands of users around the world work with CODESYS every day.

Inspiring Automation Solutions