Neurones S.A. — Earnings Release 2015

May 6, 2015

PRESS INFORMATION

Heading: 1st quarter 2015 revenues

Nanterre, May 6, 2015 (after the closing of the stock exchange)

Organic growth up 4.7% in Q1 2015

(millions of euros)	Q1 2015	Q1 2014	Change
Revenues	93.2	89.0	+ 4.7%

Achievements

The group's growth, which was entirely organic, was up 4.7% in Q1 2015, despite a high benchmark figure.

Operating profit over the quarter totaled 9.4% (*) of revenues.

Compared to the 2014 reference document available in the "Investors" section on the NEURONES website (http://www.neurones.net), the financial situation did not experience any significant changes.

(*) not audited and after inclusion of 0.2% of expenses related to free shares.

Outlook

NEURONES forecasts the following for FY 2015:

• close to €370m in revenues
• an operating profit of over 9% of revenues

About NEURONES

With over 4,300 experts, the NEURONES group is specialized in Consulting (Management and Organization) and IT Services (Infrastructures and Applications). It supports its clients in their changemanagement projects and in the upgrading and outsourcing of their Information Systems.

Euronext Paris (Compartment B – NRO) - Enternext Tech 40 - PEA-PME eligible - SRD medium values www.neurones.net

Press Relations: Florence Gillier Communication Sabine Grosdidier Tel.: +33 (0)1 41 18 85 55 sabineg@fgcom.fr

NEURONES Matthieu Vautier Tel.: +33 (0)1 41 37 41 37 rp@neurones.net

Investor relations: NEURONES Paul-César Bonnel Tel.: +33 (0)1 41 37 41 37 investisseurs@neurones.net

CONSULTING ▪ INTEGRATION ▪ OUTSOURCING

Immeuble "Le Clemenceau 1" - 205, avenue Georges Clemenceau - F-92024 Nanterre Cedex Tel.: +33 (0)1 41 37 41 37 - Fax: +33 (0)1 47 24 40 46 - e-mail: investisseurs@neurones.net - www.neurones.net Société Anonyme au Capital de 9,592,703.60 € - R.C.S. NANTERRE B 331 408 336 - Code TVA FR 46331408336 - Siret 331 408 336 00021 - APE 6202A