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

Software development & automation engineering

Marcel Krull-Software


What we do

krull_software_automatisierung sps programmierung maschinen anlagen automatisieren

Automation Technology TIA Portal, SEW, S7

We automate, program and project machines and plants.  From the circuit diagram, PLC and drive programming and worldwide commissioning. 20 years of mechanical engineering experience in over 30 countries. Talk to us.

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

Do you need an industrial software solution for professional applications? Are you looking for expertise in implementation and long-term, secure operation? Benefit from almost two decades of development experience in industrial software. Talk to us. Talk to us. 

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. 

Consulting, support & expertise

For your project. Software or automation: we accompany your team with our expertise and experience in developing the best solution. Just sit back and we will ensure success. Benefit from 20 years of experience in many industries and countries paired with profound know-how of all important technologies and tools. 

Data acquisition for production

Production data acquisition, production data acquisition (PDA), databases and connections to new and existing machines and plants. Whether XML, SQL, CSV, OPC or whatever your project requires. Our numerous projects for industrial software give you the security for 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. 

years of experience

Programming language



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
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

Would you like to automate a plant? Do you need special software development?

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

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! I'm Marcel Kull. founder of Krull-Software

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
  • Softwareentwicklung & Programmierung
Marcel Krull Programmer



M.Sc. Computing & eHealth Technology


Automation, E-Plan, SPS 


Web Design & Marketing


Marketing, Content, Sales


Coaching & Training


Sales & Service


Feel good manager

Your name here

Hier geht es zu den Stellenangeboten

Talk to us!


Stauffenbergstr. 35-37

74523 Schwäbisch Hall, Germany

opening hours

M-F: 8:00 – 17:00


+49 (0) 791-204 999 87