Our people
  • Maronne WEB 630X460
    Céline Maronne
    Director

    France / Infrastructure

    Céline Maronne

    Director
    France / Infrastructure

    Céline is a Director in 3i's Infrastructure team in Paris. She leads Sustainability and ESG for the Infrastructure team, with responsibility for defining the ESG strategy, driving ambition and progress at portfolio company level and leading consideration of ESG matters through the investment cycle. Céline is also a member of the 3i Group ESG Committee.

    Céline previously spent nine years in the Infrastructure team in London, originating, evaluating and executing new investment opportunities, as well as managing both core plus infrastructure and brownfield project investments. She was involved in 3i Infrastructure plc's investments in TCR, Joulz and Valorem and worked on the acquisitions of a number of brownfield projects across Europe, with a particular focus on Portugal. She is a non-executive director on the board of TCR.

    Céline joined 3i in 2013, following 3i’s acquisition of Barclays Infrastructure Funds Management Limited. She spent three years with Barclays in London. Céline holds an MBA from ESSEC Business School (Paris) with majors in Social Business and in Private Equity, and a certificate in Sustainable Investing from Harvard Business School.

    3i office address

    29 rue de Berri,
    75008 Paris
    +33 1 73 15 11 00
  • Adrien Masson 630X460
    Adrien Masson
    Associate Director

    France / Private Equity

    Adrien Masson

    Associate Director
    France / Private Equity
    Services, Software, Industrial Technology

    Adrien Masson joined 3i in 2021 as a member of its European Private Equity team based in Paris.

    Prior to joining 3i, Adrien spent six years at Hottinguer Corporate Finance where he worked on several public and private M&A transactions in France and cross border in the media, industrial, agri-food and consumer sectors.

    He holds a MSc in Financial Engineering from Ecole des Ponts Paristech and a MSc in Finance and Private Equity from the London School of Economics.

    3i office address

    29 rue de Berri,
    75008 Paris
    + 33 1 73 15 11 00

    Investments

    Evernex Video Thumbnail
    Evernex helps build a greener digital world by repairing, reusing and recycling IT equipment in more than 165 countries. Find out how.
  • Severin Matten 1
    Severin Matten
    Director

    Germany / Private Equity

    Severin Matten

    Director
    Germany / Private Equity
    Healthcare

    Severin joined 3i in 2014 in the Frankfurt office and is a member of 3i's global Healthcare sector team.

    He was a deal team member on 3i’s investments in ten23, xSuite, MAIT, Christ and Formel D. He was also involved in the investment in Evernex. As a core member of the deal team, he led the successful sale of ATESTEO.

    Before joining 3i, Severin worked at UBS Investment Bank and was Business Development Manager for Auxilium, a portfolio company of HAL Investments, which is active in the sale of medical aids.

    Severin graduated with a CEMS Master in International Management from the Rotterdam School of Management and HEC Paris.

    3i office address

    OpernTurm
    Bockenheimer Landstraße 2-4
    60306 Frankfurt am Main
    +49 69 710000 0
  • Antoine Matton Preview
    Antoine Matton
    Director

    France / Infrastructure

    Antoine Matton

    Director
    France / Infrastructure

    Antoine is a Director in 3i's Infrastructure team in Paris and joined 3i in November 2013, following 3i’s acquisition of Barclays Infrastructure Funds Management Limited. He joined BIFM in 2008.

    His role involves originating, evaluating and executing new investment opportunities in the infrastructure and energy sectors, with a particular focus on France, Spain and the Benelux.

    In particular, he led 3i Infrastructure plc's investment in the A9 motorway project in the Netherlands, and had a leading role in 3i Infrastructure plc's investment in Valorem, a leading independent renewable energy development and operating company. He retains responsibility for the asset management of this investment. Most recently, Antoine also worked on the acquisition of four transport concessions in Spain.

    Antoine graduated from Ecole Centrale Paris and holds a Licence in Economics, obtained with Honours, from the Paris Dauphine University.

    3i office address

    29 rue de Berri,
    75008 Paris
    + 33 1 73 15 11 00
  • Peter Mckellar
    Peter McKellar
    Non-Executive Director

    Board of Directors

    Peter McKellar

    Non-Executive Director
    Board of Directors

    Non-Executive Director since June 2021. Also Deputy Chairman of AssetCo plc, a Board Member of Scottish Enterprise, non-executive director of Investcorp Capital plc and Chair of Princess Private Equity Holdings Ltd. Independent.

    Previous experience

    Formerly Global Head of Private Markets at Standard Life Aberdeen plc and previously led Standard Life Investments' private equity and infrastructure business and was their Chief Investment Officer.  Prior to that, he held a variety of finance posts in industry and corporate

    Committee involvement:

    Nominations - Member
    Remuneration - Member
    Valuations - Chairman

  • Coline Mcconville
    Coline McConville
    Non-Executive Director

    Board of Directors

    Coline McConville

    Non-Executive Director
    Board of Directors

    Non-Executive Director since November 2018. Also a member of the Supervisory Board of Tui AG and a non-executive Director of King’s Cross Central General Partnership. Independent.

    Previous experience

    Formerly a Non-Executive Director of Fevertree Drinks plc, Travis Perkins plc, Tui Travel plc, UTV Media plc, Wembley National Stadium Limited, Shed Media plc, HBOS plc and Inchcape plc. Prior to that Coline was Chief Operating Officer and Chief Executive Officer Europe of Clear Channel International Limited and had previously worked for McKinsey.

    Committee involvement:

    Audit and Compliance - Member
    Nominations - Member
    Remuneration - Chairman

  • Joy Mccormack 2
    Joy McCormack
    Director, Board Development

    UK / Private Equity

    Joy McCormack

    Director, Board Development
    UK / Private Equity

    Joy heads up 3i's Business Leaders Network. She works across sectors and geographies to build strategic relationships and enable international connectivity with Board level executives and non-executive directors for 3i's existing portfolio of assets and pipeline investment opportunities.

    Prior to joining 3i, Joy worked as an Executive Search Consultant at private equity specialist search firm, Skillcapital, placing board level management for private equity portfolio companies and senior advisers pre-deal.

    Previously, Joy spent five years working at Goldman Sachs in the Private Wealth Management division, with a focus on investment strategy. She holds a first class honours Masters degree in Quantitative Finance from University College Dublin.

    3i office address

    16 Palace Street
    London SW1E 5JD
    +44 (0) 20 7975 3131
  • 63 Hazel Mcelwain
    Hazel McElwain
    Senior Legal Counsel

    UK / Infrastructure

    Hazel McElwain

    Senior Legal Counsel
    UK / Infrastructure

    Hazel is a solicitor with over ten years’ experience in infrastructure.

    She joined 3i’s Infrastructure Team as legal counsel in January 2015, with responsibility for legal risk management, legal and regulatory aspects of new investments, portfolio management and debt financing.

    Prior to this, Hazel worked in the Projects, Energy and Infrastructure team at Allen & Overy LLP from 2006 – 2014, specialising in infrastructure financing and PPP projects.

    Hazel has a MA in Modern History from the University of Oxford and is a qualified solicitor.

    3i office address

    16 Palace Street
    London SW1E 5JD
    +44 (0)20 7975 3131
  • Tobiasm
    Tobias Middelkoop
    Associate

    Germany / Private Equity

    Tobias Middelkoop

    Associate
    Germany / Private Equity
    Services, Software

    Tobias joined 3i in 2021 and is an Associate in the Private Equity team based in Frankfurt. He focuses on the origination and execution of investments in Germany as well as in the Business & Technology Services sector. He was part of the deal teams on 3i's investments in MAIT and xSuite and is now a board observer for both investments.

    Prior to joining 3i, Tobias worked in private equity at Cinven and in investment banking at Bank of America Merrill Lynch.

    Tobias holds a Master’s degree in Advanced Finance & Investments from Rotterdam School of Management and a Bachelor’s degree in International Business from Maastricht University.

    3i office address

    OpernTurm
    Bockenheimer Landstraße 2-4
    60306 Frankfurt am Main
    +49 69 710000 0

     

    Investments

  • Thomasmiers 630X460
    Thomas Miers
    Associate

    North America / Infrastructure

    Thomas Miers

    Associate
    North America / Infrastructure

    Thomas joined 3i in 2021 as an Associate in the North American Infrastructure team.

    Prior to joining 3i, Thomas was an Analyst at SMBC where he focused on project and structured finance across the North American energy and infrastructure sectors.

    Thomas holds a B.A. in financial economics with a concentration in computer science from Columbia University.

    3i office address

    300 Park Ave, 23rd floor
    New York, NY 10022
    +1 (212) 848 1400
  • Ben Minett 4363 1 002 Copy
    Ben Minett
    Senior Associate

    UK / Infrastructure

    Ben Minett

    Senior Associate
    UK / Infrastructure

    Ben joined 3i in February 2021 and is a Senior Associate in the Infrastructure team based in London. He is primarily responsible for the origination and execution of deals and the management of assets across the economic infrastructure space.

    Prior to joining 3i, Ben worked at Macquarie Capital in London, with a focus on Renewable Energy transactions.

    Ben holds a BA in Economics from the University of Cambridge.

    3i office address

    16 Palace Street
    London SW1E 5JD
    +44 (0)207 975 3043
  • Neel Mistry Crop 2
    Neel Mistry
    Associate Director

    UK / Infrastructure

    Neel Mistry

    Associate Director
    UK / Infrastructure

    Neel is an Associate Director in 3i’s Infrastructure team in London and joined 3i in January 2016. He is primarily responsible for the origination and execution of deals and the management of assets in the infrastructure sector.

    Prior to joining 3i, Neel worked as a Financial Analyst at Columbia Threadneedle Investments.

    Neel is a Chartered Accountant and holds a BSc in Money, Banking and Finance from The University of Birmingham.

    3i office address

    16 Palace Street
    London SW1E 5JD
    +44 (0)20 7975 3131
  • Scott Moseley
    Scott Moseley
    Managing Partner, Co-Head of European Infrastructure

    UK / Infrastructure

    Scott Moseley

    Managing Partner, Co-Head of European Infrastructure
    UK / Infrastructure

    Scott Moseley joined the Infrastructure team in 2007 and was made Partner in 2012. Scott became Managing Partner and Co-Head of European Infrastructure in July 2022 and is also a member of 3i’s Executive Committee and Investment Committee.

    Together with Bernardo Sottomayor, Scott is responsible for managing a team with approximately £6bn in invested capital across four Infrastructure funds, including our flagship fund, 3i Infrastructure plc, which has achieved asset level returns of 19% p.a. since its inception.

    Scott has direct investment experience across various sub-sectors including Digital Infrastructure (Tampnet and GCX), Energy (Elenia and ESVAGT), Transportation (Eversholt Rail Group) and Social Infrastructure (Cross London Trains).

    3i office address

    UK
    16 Palace Street
    London SW1E 5JD
    +44 (0)20 7975 3131
  • 7Websiteorigneel3ibenelux310122 Mick
    Mick Mulder
    Senior Associate

    Benelux / Private Equity

    Mick Mulder

    Senior Associate
    Benelux / Private Equity
    Consumer

    Mick joined 3i in September 2021 and is a Senior Associate in the Amsterdam Private Equity team. He focuses on the origination and execution of investments in the Benelux and is part of 3i's Consumer sector team. He is deal team member of BoConcept, Mepal and VakantieDiscounter.

    Prior to joining 3i, Mick worked at Lazard in the Benelux Investment Banking team.

    He holds a BSc in Economics and Business Economics from Utrecht University, and a MSc in Financial Economics from Erasmus University, Rotterdam.

    3i office address

    Cornelis Schuytstraat 74
    1071 JL Amsterdam
    0031 / 20 3057444
  • Justine Nahum 630X460
    Justine Nahum
    Senior Associate

    UK / Private Equity

    Justine Nahum

    Senior Associate
    UK / Private Equity
    Consumer

    Justine is a Senior Associate in the Private Equity team based in London.

    Justine is involved with 3i's investment in Audley Travel, the leading provider of tailor-made travel.

    Prior to joining 3i in 2021, Justine worked in the M&A team at Credit Suisse, advising clients on M&A transactions across the Consumer and Industrials sectors.

    Justine holds a Masters in Finance from Imperial College.

    3i office address

    16 Palace Street
    London SW1E 5JD
    +44 20 7975 3131

    Investments

  • 66 Marc Ohayon
    Marc Ohayon
    Director

    France / Private Equity

    Marc Ohayon

    Director
    France / Private Equity
    Services, Industrial Technology, Software

    Marc is the co-head of the French Private Equity team and specializes in Services and Software investments.

    Since joining 3i in 2016, Marc's investment track record includes 3i's current investments in Evernex (a global provider of maintenance services for critical IT infrastructure) and Weener Plastics (a manufacturer of innovative plastics packaging systems for FMCGs), as well as past investments in Havea (a European leader in the natural consumer healthcare industry) and Etanco (a manufacturer and distributor of fasteners). He is a board member of Evernex.

    Marc represents 3i as part of the Ashoka Support Network in France, a global community of 350+ leaders who share and contribute their time to support Ashoka's social entrepreneurs in systemic social change missions.

    Marc began his career in Financial Advisory at Lazard, in the Paris team where he was involved in French and cross-border transactions in the consumer, industrial and health sectors. He then assisted large corporates and European SMEs in their M&A strategy in Latin America during his time at Euro Latina Finance, an advisory boutique specialising in the region.

    Marc holds an MSc in Management from EM LYON Business School.

    3i office address

    29 rue de Berri
    75008 Paris
    + 33 1 73 15 11 00
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