Where Passion Leads to Excellence

AViSTO is a company of the ADVANS GROUP, an international player specializing in complex projects in the areas of electronic systems, application software and mechanics.

Through its companies (AViSTO, ELSYS Design, MECAGINE et TES Electronic Solutions), ADVANS GROUP proposes a highly flexible offer combining engineering services and technologies in the areas of electronic systems, software, and mechanics.

The more than 1000 ADVANS GROUP engineers serve well-known international market leaders as well as technology companies in a broad range of industries.



ELSYS Design – Imagine and Design Tomorrow’s Electronic Systems


ELSYS Design is an engineering company specializing in the design of electronics systems. Its skills cover all the steps of hardware design, embedded software development and system design, from feasibility study to final validation of the complete system.

ELSYS Design establishes true partnerships with its customers, providing them with skills, expertise, seasoned project management and know-how in all fields of application. ELSYS Design has 8 technical centers in France and two subsidiaries in Serbia (ELSYS Eastern Europe) and in the USA (ELSYS America).

MECAGINE – Imagination for mechanics


MECAGINE is a mechanics of structures and systems engineering company ; it specializes in mechanics design, calculation of structures, thermal simulation and optimization.

MECAGINE manages customer projects up to industrialization, including analysis, research, design and prototyping phases. MECAGINE engineers work through a range of complete and flexible services, at customer place or from its own premises located in the Paris suburbs.

MECAGINE enlarges ADVANS GROUP services offer to the areas of mechanics and mechatronics.

TES – Your Partner in Innovation


TES Electronic Solutions is a leading full-spectrum global Electronics Design Services Company with headquarters in Germany. We provide Hardware, Embedded Software, Mixed-signal & RF ASIC and FPGA Design as well as design services on system, sub-system or chip level to our broad global customer base that spans from highly specialized mid size companies to multibillion dollar revenue corporations. Our customers appreciate the large variety of reference platforms, ODM products and own IP that enables reduced TTM.

Our focus areas include Multi Media for professional applications, Wireless solutions up to 60 GHz and Power Electronics for power supplies, chargers and green energy. Furthermore, TES is a leading supplier of 2D & 3D rendering solutions as well as services & IP for embedded graphics applications. In the area of Human Machine Interface, TES is a full service provider from concept and human factors design, and industrial design down to implementation services of animated GUIs using our own licensable GUI framework and tools.