The team

The people behind Lozenge

Our team brings together professionals with backgrounds in quantitative research, market finance, artificial intelligence, and data science

  • Renaud Savina

    Founder & CEO

    Renaud spent 25+ years in treasury (Airbus, Reuters) and trading rooms (Natixis, Dexia, BNP Paribas). In 2007, he founded Lozenge to provide banks and corporates with the techniques and tools used in trading rooms.

    UBO Brest, EURIA

  • Hugo Hellard

    Deputy CEO

    After spending five years advising investors and leadership teams as a strategy consultant across growth, go-to-market, M&A and restructuring, Hugo joined Lozenge in 2026.


    ISAE Supaero, TU Delft, TU Berlin (PhD)

  • Armelle Le Roux

    Partner & CHRO

    Drawing on her sales experience and business knowledge, Armelle has been contributing to Lozenge’s development, organizational structure, and growth for the past 17 years.


    UBO Brest, IAE Brest

  • Loïc Lemaire

    R&D Director

    After an internship at the Banque de France, Loïc joined Lozenge in 2020 and helped lay the foundation of the platform. He now leads the R&D and development teams.


    IMT Atlantique, Master Probabilités & Finance (ex-El Karoui)

  • Philéas Peron

    Infrastructure & DevOps Engineer

    Philéas joined Lozenge in 2022 to professionalize the management of our infrastructure: system administration, deployments, environment management, and application security.

    INSA Rennes, ENI

  • Thi Thuy Bui

    R&D Engineer

    After completing her studies and earning a Ph.D. in mathematics, and eager to see how mathematical theorems come to life in everyday situations - particularly in finance - Thuy joined Lozenge in 2021.

    ENS Vietnam, UR1, UBS (PhD), ENI

  • Andrei Toroplean

    Front-End Developer

    After working for five years as a software developer in animation and visual effects, Andrei joined Lozenge in 2025 to lead the development of the platform's front end.


    Ecole des Nouvelles Images

  • Raphaël Lebel

    Quant & AI Engineer (internship)

    Engineering student specializing in applied mathematics, Raphaël joined Lozenge in 2026 to combine quantitative development with AI integration, both in internal tools and in financial products.

    IMT Atlantique

  • Maëlis Pauchet

    Administrative and Financial Assistant

    After earning a BTS in Business Management, followed by a bachelor’s degree in Business Administration and Management, Maëlis joined Lozenge in 2023 to strengthen the administrative and financial department.

    Le Likès, Skilzh

  • Maël Remy

    Q&A Engineer

    Maël, who is currently a work-study student, joined Lozenge in 2026 to ensure the reliability and quality of the solutions deployed for our clients.


    EPF

Would you like to
join the team?

We are always looking for new talent, people who are curious, committed, and ready to take on new challenges;

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  • About

    For the past 20 years, Lozenge has been supporting players in the financial sector by combining expertise in financial services with software and quantitative engineering

    About us

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    A need, a problematic, or simply an idea to share? Let’s talk to understand your challenges and find the best approach together

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