+49 791/204 999 87 info@marcel-krull.de

Software Development & Automation Technology and Industry 4.0

Krull Software & Automation GmbH


What we do

Industry 4.0 and digitization

If you need an industrial-grade software solution for professional 24/7 application and haven't found a ready-made solution to meet your requirements, you're in need of expertise and profound experience in Industry 4.0. That's where we come in. Our team offers extensive experience and expertise in Industry 4.0 projects, ensuring that you benefit from cutting-edge solutions tailored to your specific needs. 


We connect data and machines

krull_software_automatisierung sps programmierung maschinen anlagen automatisieren

Automation technology and programming of machines and systems

We automate, program, and design machines and systems. From concept development, through control systems, to state-of-the-art user interfaces on HMIs, and global commissioning. With over 20 years of experience in mechanical engineering across over 30 countries, we ensure your success.


Simatic TIA Portal, SEW Drives, Siemens S7, WinCC

Consulting, support & expertise

Consulting for your software and automation project: we accompany your team with our expertise and experience in developing the best solution. Sit back and let us ensure success for you. Utilize over 20 years of experience across various industries and countries, combined with in-depth knowledge of all contemporary technologies and tools.


software development .Net, C#, Azure, Visual Studio

App Entwicklung Xamarin, .Net, Azure

We develop apps for professional users and for industrial companies. Digitize and network your production, machines and systems. With Microsoft Xamarin technology platform-independent and efficient. For iOS, Android, UWP/ Windows and more. Talk to us. 

Data acquisition and PC-based automation

Production data acquisition, operational data acquisition (BDE), databases, and connections to new and existing machines and systems. Whether it's XML, SQL, CSV, OPC, or whatever your project requires. Our numerous projects in industrial software and PC-based automation provide you with the assurance of highly reliable and quickly available solutions. 

Web portals & cloud applications .Net, Azure, ASP.NET

You need a special web portal or a cloud-capable software solution for professional applications and are looking for expertise in implementation and long-term, secure operation? Gladly also in connection with your own app and connections to your production environment. Then get in touch with us. 



Programming language

Hours expertise

An extract of our projects


Tesla Model 3

The production start-up of the Tesla Model 3 in October 2017 and further support until June 2018 was one of the most exciting projects in the field of automation. The best technology companies in the world trust in our performance.

Automation in the automotive industry

Zeitungsartikel Marcel Krull bei Tesla. Titel Vom Bühlertal ins Silicon Valley. Automatisierung Marcel Krull- Software


Industry 4.0

Wer schon immer einmal hinter die Kulissen bei der Herstellung von High-Tech Lufttechnik Made in Germany blicken wollte: im Video gibt es tolle Einblicke und einige Infos über #industrie40 und eine tolle Anlage zu sehen.

ZIEHL-ABEGG gehört zu den international führenden Unternehmen im Bereich Luft-, Regel- und Antriebstechnik und besticht durch eine hohe Innovationskraft. 2021 lag der Umsatz bei 716 Mio. Euro.

Daher sind wir besonders stolz, dort im Jahr 2022 zwei hochmoderne Montagelinien mit unseren Softwarelösungen ausgestattet zu haben.

Moderne Bedienoberflächen (HMI), ERP-Anbindungen, Werker-Assistenz  sowie Produktionsdatenerfassung und SPS-Anbindung sind einige Kernkomponenten dieser Entwicklung und ermöglichen in ihrer Gesamtheit und Vernetzung eine flexible datengetriebene Produktion in Echtzeit.

Digitalisierung & Industrie 4.0

Industrie 4.0 von Krull Software bei Ziehl-Abegg
Incentivus das digitale Punktesystem



At Incentivus we combine cloud technologies, app development, web portals with business logic, Microsoft Azure development and hosting and many other technologies into a product for employee motivation and incentives.

Live Website & APP

Production facility

PLC programming

The shown fully aseptic filling line in Switzerland was completely automated by our PLC and HMI software. The plant is unique in its flexibility and has an unusually large number of servo drives. These were also programmed by us.

Aseptic filling line automated


Sterilization plant for N95 masks


In a joint development, VMS Maschinenbau and Krull Software were able to bring a system for sterilization and reuse of protective clothing and masks onto the market during the Corona crisis.

Mechanical Engineering

Do you want to integrate a system with ERP data or capture and process production data? Do you require a specific automation solution?

  • Digitisation and Industry 4.0 Implementation and Consulting
  • Automation technology for machines and plants
  • Software development for industrial applications
  • Programming consulting and software consulting for your project
  • Produktionsdatensoftware und Anbindungen nach Wunsch

Our solutions for your project

software development

Programming and software development for professional users such as industry, engineering, automotive, food, manufacturing

Automation and PLC

We automate your plants and machines with the latest technology. Effectively, quickly and reliably, we put you several steps ahead of your competitors.

Industry 4.0

Networked machines and systems, data acquisition, industry 4.0 applications and special developments around machines and industry are our expertise.


Interfaces, new concepts and digitalised systems and processes for your company. Our expertise in a wide range of technologies and industries allows us to find the best possible solution for you.

App development

You need professional app development for different platforms. We are specialized in development with XAMARIN and Microsoft Azure.

Training & Coaching

We train and coach in the areas of software, automation and digitalization as well as in management development. 

Website & Platform Development

We develop websites and platforms with business logic and for special requirements. 

Online Marketing & SEO

You want to significantly improve the visibility of your products and company online and even use automated marketing and CRM systems?

Hello, my name is Marcel Krull, founder of Krull Software & Automation

I founded Marcel Krull- Software in October 2007 to apply my passion for software and automation solutions to various projects all over the world. Since then, a lot has happened and we have grown into a powerful team of experts in different technologies. Therefore we can offer our customers even more and combine the best solutions cleverly. 

  • Automation Technology
  • Digitalisierung & Industrie 4.0
  • Software Development & Programming
Marcel Krull Programmer

Talk to us!


Stauffenbergstr. 35-37

74523 Schwäbisch Hall, Germany

opening hours

M-F: 8:00 – 17:00


+49 (0) 791-204 999 87