Séa Informatique

August 14, 1995

Séa Informatique if founded by Serge Baccou and Arnaud Bonneville. The company delivers network installation services, training and software development for a large variety of businesses. 

December 1999

The company changes its business model, moving from Value Added Reseller to a consulting company.

Baccou Bonneville 2005

June 2005

After 10 years, Séa Informatique changes its name and becomes Baccou Bonneville. Baccou Bonneville delivers consultancy and project management services in IT and software engineering.

December 2006

Baccou Bonneville annonces its new visual identity, with a new brand "baccou bonneville consultants" and a new logo.

Siège social boulevard Haussmann

December 2010

Baccou Bonneville moves its headquarters to Paris at 75 boulevard Haussmann.


June 2011

Baccou Bonneville publishes its new web site and presents its service offering around IT Continuity, IT Service Management, Programme Management and Interim Management.

March 2013

Baccou Bonneville updates its web site and provides service leaflets, business glossaries, customer case studies and CV of its main consultants.


November 2013

Baccou Bonneville updates its identity and becomes Alterest, Consultancy specialised in IT Transformation.

20ans small 

August 2015

Alterest celebrates its 20th birthday.


January 2016

Alterest logo is simplified.


June 2017

A new web site is created. Cleaner, responsive. It will be progressively enriched.