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About us

About us

Our team of consultants operate directly in the field with our clients. Their cultural and personal diversity combined with a background in both engineering and accounting environments are the best guarantee for our clients' success.

They all bring extensive corporate and consulting experience on top of our concrete and well-proven methods. Our corporate experts support them to offer overall effectiveness to our clients.

Partner profiles


Olivier BRONGNIARTOlivier BRONGNIART

Founder and President of Cost House France

Olivier holds a Masters' degree in Engineering from the Ecole Centrale de Paris, which he completed in Business Administration at the Institut d'Administration des Entreprises de Paris. He has worked in the fields of banking/investment, telecommunications, and consulting.
In addition to his active role in Cost House, which he co-founded in 2004, he also teaches business at the Ecole Supérieure de Commerce de Paris, and engineering at Supelec and Ecole Polytechnique.


Joachim TREYERJoachim TREYER

VP, Director of IT branch

Joachim holds a Masters' degree in Engineering from the Ecole Centrale de Paris, which he completed in Business Administration at the Institut d'Administration des Entreprises de Paris. He has held top executive positions in IT companies before joining Cost House in 2005.


Hubert TESTEHubert TESTE

Director of customer value chain branch

Hubert holds an MBA from Ecole de Commerce of St Etienne and brings valuable experience from various business development and sales management positions for leading industry leaders.

 


Igor LE PIVERTIgor LE PIVERT

Director of product and process branch

Igor has an operational background in manufacturing of electronics in the US and Europe.
Since he moved on to consulting, Igor has led several performance improvement projects for our clients in IT and manufacturing. Igor holds an M.S. in Industrial Engineering from the Ecole des Mines de Nantes, which he completed in Gothenburg, Sweden in 1998. He joined our team in 2006.