Our members

Le Groupe Alto comprend les entreprises suivantes :
– Alto Assainissement : Entreprise de location, d’entretien de WC autonomes et de matériels sanitaires
– SANILOR : Entreprise de location pour l’événementiel
– ECO-WC : Location de sanitaires mobiles
– Soprano : Promoteur immobilier en Seine-et-Marne
– OCTAVE : Agence de communication 360°

ALTYN, recognized as France’s leading independent ESCO (Energy Service Company), partners with organizations to drive the energy, environmental, and digital transformation of their buildings and territories. The group’s subsidiaries (ALTEREA, A2MO, DUJARDIN, BECIA, CYRISEA, AVELTYS and ALTERESCO) design, implement, finance, and operate integrated solutions that enhance energy performance and support the decarbonization of real estate portfolios.

Key objectives of an ESCO:
- Conduct comprehensive building audits to identify sources of energy loss.
- Recommend and implement technical solutions to optimize energy consumption.
- Design and renovate buildings to achieve measurable energy savings.
- Structure financing options for improvement projects, leveraging energy savings where possible.
- Provide ongoing monitoring and maintenance of systems and energy usage.

ALTYN differentiates itself by delivering turnkey, end-to-end solutions with contractually guaranteed performance, formalized through Energy Performance Contracts (EPCs).

The Brangeon Group is an independent family business founded in 1919, specializing in transportation and logistics, as well as collection, recycling, and recovery. A local partner across all its activities, the company offers tailor-made, responsive, and innovative services that fully contribute to the circular economy. The Brangeon Group, whose head office is located in La Pommeraye, in Maine-et-Loire (49) between Nantes, Angers and Cholet, has been able to develop around its historic business, transport, but also in activities linked to the environment with communities and professionals.

As a major stakeholder in the regional economy, CCI Paris Ile-de-France harnesses all its resources to facilitate business start-ups and transfers, and encourage new initiatives. It helps small businesses to access new markets in France and abroad. It provides support for companies and businesses as they undergo change: digital transformation, ecological transition, HR development, etc. To meet their needs in terms of skills, it trains young people and employees in the professions of today and tomorrow. It challenges the public authorities and proposes measures to promote the development of businesses and regions. Through its work at conferences and trade shows, it contributes to the new momentum of the capital. And because a grand design is never developed alone, it cultivates synergies with public and private players to stimulate growth and employment!

Custom software development in Saint-Étienne (42)
Web projects – Applications – Business software

Founded in 1986, Diagram Informatique, a Saint-Etienne-based ESN (SSII) located 60 kms from Lyon, handles all the IT needs of its customers in Auvergne Rhône-Alpes and throughout France.

Digital | Social Networks | Print

As a creative communications agency, our mission is to come up with creative ideas and messages that can be deployed across different information channels. Our goal: to help your brand become recognized and known!

Translated with DeepL.com (free version)

Result of more than 20 years of experience, DIGIT is an ESN that supports companies in their IT projects by offering intellectual services in Software Development and Business Intelligence.
These expertises are deployed within your teams or in outsourcing mode.
True digital player, DIGIT is built on 3 fundamentals :
1st – Prioritize quality over quantity
“Quality is not an action, it is a habit that increases satisfaction”
2nd – Establish a partnership relationship
“The partner supports today AND builds the future with you”
3rd – Always be clear in our human relationships
“Clear relationships resolve problems and multiply solutions”