ERP & CRM Software

Knowledge and experience are the success factors in a perfectly running ERP & CRM Business software. Over 65.000 successfully installed mesonic WinLine software solutions in 15 languages and in over 20 countries speak for themselves. Mesonic has remained true to its founding principles for over 40 years. 


As a medium-sized company, we know what companies of our size expect from their business software: flexibility and practical orientation.

All from a single source

Our software solutions are developed in-house and are also used in our own company. We are our most critical customer.

100% practical

Programmers who understand the technical topic and SME specialists who have an eye for software - this guarantees 100% practicality.


News from the world of mesonic

Bunter Hund Ostern

Happy Easter

Final preparations for the holidays. We wish you a happy Easter!

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Digital contract management in the WinLine

Everything at a glance: deadlines, conditions, facts about your business contracts - with the digital contract management in WinLine.

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mesonic youtube channel

News from the mesonic world, new features, tips & tricks for the WinLine - all of this can be found in the mesonic academy's YouTube channel.…

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All News Entries

Stay up to date.
Read all our latest news.

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our customers

mesonic references

The industry and partner solutions were developed by our mesonic specialist trade partners for specific customer requirements in addition to our WinLine programs. Here you will find the solution for your requirements

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WinLine 11

WinLine 11

It was eagerly awaited and now it's here: the new WinLine Release 11!

This version contains innumerable new functions and features so that you can enjoy working with the WinLine even more. You will also get to know our new modules, which are available for the first time in WinLine version 11.

Let's go, the WinLine 11 is waiting for you!

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WinLine Module

Expansion modules

WinLine modules

Our solutions are like a concert: you choose the instruments and the number of musicians - from the band to the orchestra.

Industry diversity is one thing, flexibility is another. Above all, bespoke business software must be able to be perfectly adapted to the current size of the company and the number and requirements of users - just like the WinLine business solutions from mesonic.


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mesonic partner

Our partners

For companies, the decision to purchase new business software is much more than just buying software. Installation, training and after-sales support must also be guaranteed.

That is why we only work with selected system houses that have been thoroughly trained and adequately trained staff. We guarantee you competent advice, installation, training and on-site support.

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mesonic Academy


mesonic Academy

Continuing education and certification are more than ever the number 1 success factor in professional and economic life. We at mesonic support you with professional training.

We have made it our business to explain the operation and handling of our mesonic WinLine programs to you in product-specific training courses.


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