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Day One Capital

General contacts

Investor type

Founded

2011

AUM

$87 M

Location

Budapest, Budapest, Hungary

Investment Ticket

$10-50 m

Investment Stage

Late Stage (Series C+) Series A Seed Pre-seed

Region of investment

Europe North America Asia

Investor profile last updated: 05 September, 2026

Profile

Day One Capital is a venture capital firm based in Budapest, Hungary, founded in 2011. The firm focuses on early-stage investments, particularly in Central and Eastern Europe (CEE). With a team of around 9 professionals, Day One Capital is committed to supporting founders who are reshaping industries with innovative technologies. The firm emphasizes a collaborative approach, treating founders as peers and fostering an environment where challenging questions are addressed early.

Day One Capital invests primarily in sectors such as AI-native software, robotics, drones, cybersecurity, and creative industries. The firm typically invests in Pre-Seed and Seed stages, with ticket sizes ranging from €300K to €2M. Their total assets under management amount to €94 million, with notable funds including the CEE Fund II (€45M) and the Creative Minds Fund (€15M). The firm is known for its strong focus on the CEE region, leveraging local talent and ambition.

Notable portfolio companies include Colossyan - synthetic video for enterprises, Orqa - FPV drone systems, Veridion - global business data intelligence, Whalebone - DNS-layer cybersecurity, and HeyReach - LinkedIn outreach tool. These investments highlight Day One Capital's commitment to backing transformative technologies and supporting their expansion into global markets.

Industry

HealthTech Cybersecurity Technology AI Transportation Telecommunications Software Security Robotics Real Estate Media and Entertainment Marketing and Advertising Internet and Web Services Healthcare Services Gaming Fintech Financial Services Fashion/Beauty Digital Business Services (B2B) Mobility

Day One Capital Funds

Name	Type	Industry	Stage	Region	Size	AUM	Launch date
Day One CEE Fund	Venture Capital (VC)	Fintech Healthcare Services HealthTech Mobility	Pre-seed Seed	Europe	$5-10 m	$37 M	December 2018
OTP-Day One Seed Fund	Venture Capital (VC)	Financial Services Fintech Marketing and Advertising Media and Entertainment Robotics Security Software	Pre-seed Seed	North America Europe	$5-10 m	$3 M	January 2013
Day One Capital Fund II	Venture Capital (VC)	Financial Services Fintech Marketing and Advertising Media and Entertainment Robotics Security Software	Pre-seed Seed	North America Europe	$5-10 m	$52 M	November 2025
CEE Fund II	Venture Capital (VC)	HealthTech Cybersecurity Technology AI Transportation Telecommunications Software Security Robotics Real Estate Media and Entertainment Marketing and Advertising Internet and Web Services Healthcare Services Gaming Fintech Financial Services Fashion/Beauty Digital Business Services (B2B)	Late Stage (Series C+) Series A Seed Pre-seed	Europe North America Asia	$1-5 m	$45 M	September 2026
Creative Minds Fund	Venture Capital (VC)	HealthTech Cybersecurity Technology AI Transportation Telecommunications Software Security Robotics Real Estate Media and Entertainment Marketing and Advertising Internet and Web Services Healthcare Services Gaming Fintech Financial Services Fashion/Beauty Digital Business Services (B2B)	Late Stage (Series C+) Series A Seed Pre-seed	Europe North America Asia	$0-1 m	$15 M	September 2026

Contacts

Name

Title

Social Networks

Csaba Kakosy Managing Partner

Managing Partner

c•••@•••

Gyorgy Simo Managing Partner

Managing Partner

g•••@•••

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Investment-team contacts for Day One Capital — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
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Contacts sourced from the firm's website and LinkedIn, re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

FAQs about Day One Capital

Is Day One Capital a venture capital or private equity firm?

Day One Capital is a venture capital firm. It backs companies at Late Stage (Series C+), Series A, Seed and Pre-seed, writing tickets of $10-50 m.

Where is Day One Capital located?

Day One Capital is located in Budapest, Budapest, Hungary.

When was Day One Capital founded?

Day One Capital was founded in 2011.

What sectors and industries does Day One Capital invest in?

Day One Capital invests in companies and startups in HealthTech, Cybersecurity, Technology, AI, Transportation, Telecommunications, Software, Security, Robotics, Real Estate, Media and Entertainment, Marketing and Advertising, Internet and Web Services, Healthcare Services, Gaming, Fintech, Financial Services, Fashion/Beauty, Digital, Business Services (B2B), Mobility.

What is Day One Capital geographical focus of investments?

Day One Capital invests in companies and startups in Europe, North America, Asia.

At what stages of companies and startups does Day One Capital typically invest in?

Day One Capital invests in companies and startups at Late Stage (Series C+), Series A, Seed, Pre-seed.

What is the usual amount of Day One Capital investment?

Day One Capital usually invests $10-50 m on average.

What is the amount of assets of under management (AUM) for Day One Capital?

Day One Capital has around $87m assets under management.

When was Day One Capital last fund created?

Day One Capital last fund was created/launched in 2025-11-26

What are the contacts of Day One Capital?

Day One Capital can be reached through its website dayonecapital.com, its LinkedIn page and its X account. Its general enquiries address is [email protected]. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Day One Capital — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

Can I access Day One Capital data via API or MCP?

Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query Day One Capital directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.

When was the Day One Capital profile last updated?

Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 05 September, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.