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Csaba Kákosy

Co-founder, Managing Partner and COO of Day One Capital, a Budapest-based venture capital firm investing in Central and Eastern European founders; former Hungarian Minister of Economy and Transport (2007-2008).

Csaba Kákosy is a co-founder and Managing Partner of Day One Capital, a Budapest-based early-stage venture capital firm investing in Central and Eastern European founders, where he oversees day-to-day operations as COO and manages relationships with portfolio companies including AImotive, Commsignia, Nowtechnologies, Oradian, Orqa, and Material Exchange. Before co-founding Day One Capital, he spent roughly five years as a senior regulatory expert at the National Bank of Hungary, representing the central bank at Hungary's Permanent Mission to the OECD in Paris, served as Chief of Staff at Hungary's Ministry of Economy and Transport (2004), and was appointed Hungary's Minister of Economy and Transport (2007-2008). He later founded Reservoir Strategies, a strategy consulting firm focused on energy, transport, and telecommunications. He holds a Diploma in Law from Eotvos Lorand University, Budapest.

Overview

Role
Co-founder & Managing Partner (COO)
Based in
Budapest, Hungary
Prior experience
National Bank of Hungary; Permanent Mission of Hungary to the OECD; Ministry of Economy and Transport (Hungary); Reservoir Strategies

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Frequently asked

Who is Csaba Kákosy?
Csaba Kákosy is a co-founder and Managing Partner of Day One Capital, a Budapest-based early-stage venture capital firm investing in Central and Eastern European founders, where he oversees day-to-day operations as COO and manages relationships with portfolio companies including AImotive, Commsignia, Nowtechnologies, Oradian, Orqa, and Material Exchange. Before co-founding Day One Capital, he spent roughly five years as a senior regulatory expert at the National Bank of Hungary, representing the central bank at Hungary's Permanent Mission to the OECD in Paris, served as Chief of Staff at Hungary's Ministry of Economy and Transport (2004), and was appointed Hungary's Minister of Economy and Transport (2007-2008). He later founded Reservoir Strategies, a strategy consulting firm focused on energy, transport, and telecommunications. He holds a Diploma in Law from Eotvos Lorand University, Budapest.
What is Csaba Kákosy's role?
Csaba Kákosy is Co-founder & Managing Partner (COO), based in Budapest, Hungary.
Where did Csaba Kákosy work before?
Csaba Kákosy's prior roles include National Bank of Hungary; Permanent Mission of Hungary to the OECD; Ministry of Economy and Transport (Hungary); Reservoir Strategies.

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Sources & citations4

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  1. 1

    Csaba Kákosy is co-founder and Managing Partner of Day One Capital, overseeing daily operations as COO; his portfolio includes AImotive, Commsignia, Nowtechnologies, Oradian, Orqa and Material Exchange

    Day One Capital: Csaba Kákosy | Day One Capital
    Verified2026-08-11
  2. 2

    Csaba Kákosy holds a Diploma in Law from Eotvos Lorand University and brings over 15 years of regulatory and financial experience as former Minister of Economy, a senior regulatory expert at the National Bank of Hungary, and a diplomat at Hungary's OECD mission

    Portfolio.hu: Dr. Csaba Kákosy - Day One Capital | Portfolio Events
    Verified2026-08-11
  3. 3

    Kakosy served as regulatory expert representing the Hungarian central bank at the Permanent Mission of Hungary to the OECD in Paris for five years, was Chief of Staff at the Ministry of Economy and Transport in 2004, served as Minister of Economy and Transport (2007-2008), and founded strategy consulting firm Reservoir Strategies before co-founding Day One Capital

    Scaleup Fest: Csaba Kákosy | Speaker | Scaleup Fest
    Reported2026-08-11
  4. 4

    Csaba Kakosy listed as Managing Partner at DAY ONE CAPITAL

    LinkedIn: Csaba Kakosy - Managing Partner at DAY ONE CAPITAL
    Reported2026-08-11