The Alyotech group is specialized in two activities: Technologies Consulting and IT Systems Consulting. Daily, about 700 persons participate to french and european projects for the industry (avionics, defense, space, transportation, energy, …) and services sector (telecommunications, insurance, administration, …).

Obeo and Alyotech are partners in projects combining Obeo's skills in modeling tools and Alyotech's skills in scientific computing. 


Atos is an international information technology services company with 76,300 employees in 52 countries. Serving a global client base, it delivers IT services through Consulting & Systems Integration, Managed Operations, and transactional services.

Obeo and Atos are partners in major migration projects.


In line with its aim to help its customers fully exploit the benefits of information technologies as a driver for growth, Bull helps public and private sector organizations alike to implement IT infrastructures and applications that take advantage of the advances in Open Source software.

Obeo and Bull work together to develop complete software factories by combining Obeo Designer and NovaForge.


Capgemini is one of the world's foremost providers of consulting, technology, outsourcing services and local professional services. Present in over 40 countries with 130,000 employees, the Capgemini Group helps its clients transform in order to improve their performance and competitive positioning.

Obeo and Capgemini collaborate on Obeo SmartEA and Sirius integration projects and on software modernization projects. 

Crescendo Technologies

Crescendo Technologies aim to help businesses define, improve and appropriate the different techniques and methodologies required to build complex systems.

Crescendo Technologies and Obeo are partners to create System Engineering workbenches.

Crescendo Technologies

Having trained hundreds of professionals in French or in English, in France or in Europe, OPCoach has become a major actor in Eclipse trainings.

OPCoach and Obeo collaborate on Eclipse Modeling trainings.

OP Coach

Orange Business Services is a global IT and communications services provider, with services in 220 countries.

Obeo and Orange collaborate on Obeo SmartEA and Sirius integration projects.


Oxiane provides engineering, consulting and training on new software technologies.

Oxiane and Obeo have a partnership on training activities.


Paranor is a swiss company specialized in the development of innovative and robust software solutions to solve complex problems.

Paranor is the partner of Obeo in Swiss for modernization, enterprise architecture and Obeo's products integration projects. Paranor and Obeo have also developed a joint tooling  to reverse-specify applications from their source code.


PRFC is an advisory and training company specializing in computer modeling. PRFC was founded by Pascal Roques, senior consultant and trainer with more than 25 years of experience in the field and author of several publications on modeling with UML and SysML.

Obeo and PRFC are working together on developing Model-Based Systems Engineering and on deploying Capella. Obeo and PRFC are both stakeholders in the Clarity project and are particularly engaged in raising its profile e.g. taking part in conferences, publishing a book on Capella, assisting in industrial case studies, etc.


Savoir-faire Linux is a team of 100 Free Software consultants based in Montreal, Quebec City, Ottawa and Paris, providing since 1999 training, consulting, development and support services on open source technologies.

Savoir-faire Linux is the partner of Obeo for its development in Canada.


With 35 000 professionals in over 20 countries, Sopra Steria delivers end-to-end IT-enabled business services that help private and public organisations meet today’s complex business challenges.

Obeo has been selected by Sopra Steria to tool-up software modernization projects. 


All4Tec provide tools and develop solutions focused on process improvement, safety engineering, Verification and Validation of complex embedded systems..

All4Tec integrates Obeo Designer within Safety Architect, a tool achieving risk analysis of complex systems.


ARTAL is a consulting and computer services firm focusing on software infrastructure architecture.

ARTAL integrates the Sirius technology within Citrus, its Systems Engineering solution.


Enalean is the software provider of Tuleap Open ALM.

Enalean and Obeo are partners for the development of Tuleap Agile Planner, the first Open Source tool for agile management fully integrated into Eclipse IDE.

Siemens PLM Software

Siemens PLM Software is a world-leading provider of product lifecycle management and manufacturing operations management software. We help thousands of companies realize innovation by optimizing their processes, from planning and development through manufacturing, production and support.


From aerospace, space and defence to security and transportation, Thales helps its customers to create a safer world by giving them the tools they need to perform critical tasks. Whenever a critical decision needs to be made, we are there. To help create a safer world, we serve five key sectors: Aerospace, Space, Ground Transportation, Defence, Security. Our solutions assist our customers to obtain the best outcomes in challenging environments.

Thales and Obeo have joined forces to develop the Sirius technology.


TypeFox is a very active open-source contributor driving and contributing to projects like Eclipse Xtext. They offer many years of experience in programming language engineering and development of corresponding professional tools.

Typefox and Obeo collaborate on the integration of complementary technologies Sirius and Xtext and on their adoption by Eclipse Modeling community.



Aerospace Valley

Obeo is member of the Aerospace Valley World Competitiveness Cluster which allies the Midi-Pyrenees & Aquitaine regions to constitute Europe’s leading pool of jobs in the field of aeronautics, space and embedded systems.


EIT ICT Labs is one of the first Knowledge and Innovation Communities set up by the European Institute of Innovation and Technology, as an initiative of the European Union.


Obeo is member of the Images et Réseaux cluster which brings together actors in information technology, telecommunications and audiovisual in Brittany and Pays de la Loire with global reach and focus on innovation in technology and services related to digital images.


Obeo is member of ITEA, the EUREKA Cluster programme supporting innovative, industry-driven, pre-competitive R&D projects in the area of Software-intensive Systems & Services (SiSS). .

Pôle Systematic

Obeo is member of the Systematic cluster. This cluster aims to make Paris Region one of the world leader in technologies for designing and developing complex systems.

 Research laboratories


AtlanMod (for "Atlantic Modeling") is a joint Inria, Ecole des Mines de Nantes and LINA research team resulting from a long-term specialization and research expertise on MDE (Model Driven Engineering).


Diverse (formely Triskell) is a research team in Model Driven Engineering (MDE). It is affiliated to IRISA (a mixed research unit grouping CNRS, Université Rennes 1, INRIA INSA Rennes in Rennes / Britanny / France).


Based in Angers, the TRAME (TRAsformation de Modèles pour l'Embarqué) research team of ESEO, develops tools for the design of embedded systems. 


The LIFL is a joint research unit (UMR 8022 Lille 1/CNRS) of the University Lille 1, Sciences and Technology and of the National Scientific Research Center (CNRS) in partnership with Inria and the University Lille 3.


Obeo is one of the Strategic Members of the Eclipse Foundation. Made up of more than 200 companies, Eclipse supports a community that develops Open Source software assembled in a platform currently used by more than 15 million users..


Obeo is member of The Open Group, an international standardization body (TOGAF, Archimate) made up of more than 400 members.


Obeo is one of the co-founders of Polarsys, a consortium that brings together large industry players (including Airbus Group, CEA, Ericsson and Thales) and tools providers to collaborate on the creation and support of Open Source solutions for the development of embedded systems.

Alliance Libre

Alliance Libre was formed in 2006 and is made up of around forty independent companies in Western France specialized in the development of open source software.


Obeo is member of Atlanpole, the Science and technology park in the Nantes Atlantique economic and university basin. It supports a network of more than 400 companies in their innovative projects.

ADN Ouest

ADN'Ouest is the association of the Western French CTOs. It embraces about 300 companies.

La Cantine

Obeo is a member of La Cantine which is, at the same time, an incubator, a coworking space, a digital entry point to Nantes, an accelerator, an Open Innovation player and digital events.


Obeo is member of CESAMES, the goal of this association is to provide a better control of the complexity of big projects thanks to Enterprise Architecture and Systems Architecture methods.