# Top 40 Internet Angel Investors in Poland in June 2026

## Kevin Mahaffey
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 3
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, SaaS, Artificial Intelligence

Kevin Patrick Mahaffey is the Founder of Lookout and SNR. He is also the Executive Chairman of Stork Club and an Investor.

## Mariusz Gralewski
- Type: Angel
- Location: Warsaw, Mazowieckie, Poland
- Relevant deals: 3
- Stages: Seed, Series A
- Focus: Internet, Education, EdTech

Mariusz Gralewski is the Co-Founder and Co-Chief Executive Officer of ZnanyLekarz. Mariusz Gralewski attended the Warsaw University of Technology.

## Chris Schagen
- Type: Angel
- Location: Berlin, Berlin, Germany
- Relevant deals: 3
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Information Technology, SaaS

I help developer tech entrepreneurs beginning from crazy idea, through MVP stage, product market fit, go-to-market fit, up to go-to-market scaling. Also I help you get your first 1000 leads. Before, I was the CMO at Contentful and helped it grow from $0m to $50m in ARR, and before that founded 3 companies, including Wooga (exit to Playtika),Linklift, and Mundwerk.I obsess about being customer-centric and customer-driven in building your organization. And I am the curmodgeon who tells you things you need to (but probably don't want to) hear.

## Alistair Owen
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: E-Commerce, Apps, Beauty

Apostolos is a serial entrepreneur turned investor. He started his career at Boston Consulting Group where he spent 2 years consulting businesses. On his entrepreneurial path, he has co-founded e-shop.gr, Openfund, e-food, doctoranytime and was a key investor in Taxibeat. Since 2010 he has invested and supported a large number of startups with afocus on e-marketplaces and SaaS. He studied civil engineering at NTUA and holds an MBA from Columbia Business School.

## Garrett Camp
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Software, Mobile, Information Technology

Garrett Camp is the Founder of Expa and Founding Partner of Mix. He attended the University of Calgary

## David Rowan
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 2
- Stages: Seed, Pre-Seed
- Focus: Software, Machine Learning, Information Technology

David Rowan is editor of the UK edition of WIRED magazine, which won 2009 Launch of the David Rowan is Editor of the WIRED UK, the technology and trends magazine covering online brands, gadgets and the culture that surrounds them.   David has reported on technology for The Times and Channel 4 News, the latter requiring him to illustrate the newiPod Video from the set of a porn shoot. He's also written for The Sunday Times and Telegraph Magazines, and edited the Guardian's on-line content.  David has curated an exhibition of British creative talent at the Government's Cabinet Forum conference. He has also addressed the TEDs, and frequently contributes on Newsnight and the Today programme. He also writes a monthly column for GQ.   David is in touch with many of the world's leading trend-setters and spotters. In presentations he looks at how the net is disrupting almost every sector, how apps change consumer behaviour and why 'social commerce' is killing traditional marketing. He reveals the 10 trends that will change your market in the next decade - and what you should be doing now to protect yourself.

## Bartosz Olchówka
- Type: Angel
- Location: Wroclaw, Dolnoslaskie, Poland
- Relevant deals: 2
- Stages: Seed
- Focus: Marketing, Reputation, Social CRM

Bartosz Olchówka - Venture Partner @ Unfold.vc

## Charles Zedlewski
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 2
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Artificial Intelligence, Machine Learning

Charles is a business and product leader with 20 years of experience building, advising and investing in category-defining platform companies.Most recently Charles served as Chief Operating Officer at Temporal Technologies, the leader in durable execution systems where he built and led all the company’s go-to-market and product functions whilecreating the category and launching the commercial product.  In less than 3 years Temporal grew its users, customers, revenues and value by 20-100 times.Prior to Temporal Technologies, Charles spent nearly 10 years building Cloudera first as the product leader and subsequently as general manager for Cloudera’s 3 high growth business units.  As the longest serving member of the leadership team, Charles helped Cloudera grow from a pre-product startup with less than $10 million in funding to a multi-product public company with nearly $800 million in ARR.
Charles has advised or invested in other notable platform companies and investors including Airbyte, Baseten, Huggingface, Streamsets and Y Combinator.Charles has an undergraduate degree from Carleton College and a master’s from MIT and lives in San Francisco.

## Brent Hoberman
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 2
- Stages: Seed, Series A, Angel
- Focus: Software, Artificial Intelligence, Information Technology

Brent Hoberman is the Co-Founder and Executive Chair of Founders Forum. He previously worked at Royal Academy of Arts as a Corporate Advisory Board. Brent Hoberman attended the University of Oxford.

## Michał Borkowski
- Type: Angel
- Location: New York, New York, United States
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Series A
- Focus: Legal, Internet, Software

Michał is the CEO and co-founder of Brainly and is responsible for product strategy, company strategy and culture. He and his co-founders established Brainly in 2009 in Kraków, driven by the conviction that collaborative online communities can empower students from around the world with knowledge and information. In a little more than a decade,Brainly has become the world’s largest online learning community for students, parents and teachers. After moving to New York City and living there for 4 years to open and build Brainly’s US office, Michał was only 16 when he started his first company, and he’s been shaking up the internet ever since. He grew up in a small town in Poland before heading to Warsaw to study corporate finance at the acclaimed Warsaw School of Economics. Michał now lives in Kraków with his wife, Kasia.

## Szymon Klimczak
- Type: Angel
- Location: Wroclaw, Dolnoslaskie, Poland
- Relevant deals: 2
- Stages: Seed
- Focus: Marketing, Reputation, Social CRM

CMO at LiveChat.

Professional with B2B ecommerce & marketing background.

Focuses on B2B eCommerce, including online advertising, affiliate, partner & channel programs and public relations. Experienced in introducing new IT products to global market. Always interested in further personal development and new opportunities.

## Sir Ronald Cohen
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 2
- Stages: Series A, Seed
- Focus: Health Care, Financial Services, Apps

Ronald Cohen is Chairman of the Global Social Impact Investment Steering Group and The Portland Trust. He is a co-founder director of Social Finance UK (2007-11), Social Finance USA, and Social Finance Israel, and of Big Society Capital. He was co-founder Chair of Bridges Ventures (2002-2012).He chaired the Social Impact Investment Taskforceestablished under the UK’s presidency of the G8 (2013-2015), the Social Investment Task Force (2000-2010) and the Commission on Unclaimed Assets (2005-2007). In 2012 he received the Rockefeller Innovation Award for innovation in social finance.He co-founded and was Executive Chairman of Apax Partners Worldwide LLP (1972-2005). He was a founder director and Chairman of the British Venture Capital Association and a founder director of the European Venture Capital Association.He is a graduate of Oxford University, where he was President of the Oxford Union. He is an Honorary Fellow of Exeter College, Oxford. He has an MBA from Harvard Business School to which he was awarded a Henry Fellowship.He is a member of the Board of Dean’s Advisors at Harvard Business School and Vice-Chairman of Ben Gurion University. He is a former director of the Harvard Management Company and the University of Oxford Investment Committee. He is a former member of the Harvard University Board of Overseers (2007-2013), former Trustee of the British Museum (2005-2012) and a former trustee of the International Institute for Strategic Studies (2005-2011).In 2007, Sir Ronald published: “The Second Bounce of the Ball – Turning Risk into Opportunity”.

## Apostolos Apostolakis
- Type: Angel
- Location: Athens, Attiki, Greece
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: E-Commerce, Beauty, Rental

Diane leads the bank's credit department, providing guidance and leadership to help maintain the quality of the loan portfolio through credit information and loan policies and procedures.

## Guillermo Rauch
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 2
- Stages: Seed, Series A, Series B
- Focus: Software, Artificial Intelligence, Information Technology

Guillermo Rauch is based out of Lanús, Buenos Aires and is the CEO of Vercel. Guillermo previously worked at MooTools as a frontend engineer.

## Maciej Artur Noga
- Type: Angel
- Location: Warsaw, Mazowieckie, Poland
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Convertible Note
- Focus: Health Care, SaaS, EdTech

Maciej Noga is the Co-Founder of symmetrical.ai. He previously worked at X-press Couriers as a Supervisory Board Member. Maciej Noga attended The University of Chicago Booth School of Business.

## Christian Dahlen
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Angel
- Focus: Software, Analytics, Information Technology

Christian Dahlen is a business angel. He provides expert capital and venture advice to B2B SW startups in Silicon Valley and in Germany. He is a member of the Band of Angels, Silicon Valley's oldest seed funding organization. Christian was a VP at SAP  and held various roles in business strategy and operations. Prior to SAP, he was theGeneral Manager for the Internet and phone business of Kabel Deutschland (KDG), Germany's largest cable operator. He joined KDG from Excite@Home, and before that was with McKinsey & Co.

## Piotr Krzysztofik
- Type: Angel
- Location: Brussels, Brussels Hoofdstedelijk Gewest, Belgium
- Relevant deals: 1
- Stages: Pre-Seed, Seed
- Focus: Software, SaaS, Internet

Business angel, entrepreneur, strategic advisor and innovator with over 22 years of experience in managing large international organizations with budgets of over $100 million. He was responsible for building, optimizing and developing new organizations, locations and branches of international, global companies providing IT services both in themarket in Poland and in nearshoring models (research and development, systems integration, IT engineering) for clients around the world. He participated in strategic business initiatives of companies such as Siemens, Atos, Global Logic in Poland and Europe. He has held positions such as CEO, President, Board Member or VP in global structures. He graduated with an MBA, is a certified coach (ICC) and mentor (EMCC). His key expertise is in scaling organizations, managing strategy and growth, operations and people; leadership; project management, mentoring. After the successful acquisition of GlobalLogic by Hitachi, he started his business as an entrepreneur. Peter's recent work experience includes being an Investor, CEO, Partner, Supervisory Board Member, Strategy Consultant in various start-ups and private initiatives. He supports the startup community by managing a ventures builder - Ventures21 - and through pro bono activities for young entrepreneurs as a coach, mentor and advisor.

## Andreas Mihalovits
- Type: Angel
- Location: Marbella, Andalucia, Spain
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Software, Information Technology, SaaS

Andreas is a German serial entrepreneur and angel investor having invested in more than 150 international startups.Andreas co-founded his first internet company Omniga in 1999 and, after reaching profitability within 2 years, grew it to a venture builder focused on B2C subscription models with more than 200 employees when he stepped back from hisactive roles in 2012.In the same year Andreas started investing in startups and later also got engaged in the Spanish ecosystem as the founder of Marbella Tech Angels, a network of more than 160 investors, founders & mentors living around Marbella. Andreas is also co-founder of the Global Super Angels Club, a platform for angel investors usually investing six-figure euro amounts in startups, supporting its more than 70 members to improve their deal flow and speed up their search for like-minded co-investors.Andreas received several awards incl. the Best European Early Stage Investor 2018 award from the European Business Angel Network (EBAN) and the Best Business Angel 2020 award at the Spanish National Business Angel Conference.

## Piotr Jakubowski
- Type: Angel
- Location: Jakarta, Jakarta Raya, Indonesia
- Relevant deals: 1
- Stages: Pre-Seed, Series B
- Focus: SaaS, Beauty, Hardware

Piotr Jakubowski is co-founder & Chief Growth Officer at Nafas. He has been tasked with bringing marketing excellence and innovation to the GO-JEK family of products and services. Piotr manages the in-house marketing team across creative, social, media buying, public relations, digital and above the line activities. He also sits on themanagement board of the company, bringing consumer insights and communications innovation to the GO-JEK family of products and services.

## Rafael Avilés Uruñuela
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed
- Focus: Gaming, eSports, Internet

Rafael Avilés Uruñuela

## Philippe Corrot
- Type: Angel
- Location: Paris, Ile-de-France, France
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: SaaS, Internet, Software

Philippe started his career as founder and CEO of KEYRUS, a pioneering web agency that provided support to major brands in their digital strategies (acquired in 2000 by Progiware Group). He then went on to found and head MAYREV, a fashion and accessories brand operating through its own store network and other distributors until 2005.

## Rafał Brzoska
- Type: Angel
- Location: Cracow, Malopolskie, Poland
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: B2B, B2C, SaaS

Rafał Brzoska - CEO @ Integer.pl Group

## Marcin Zukowski
- Type: Angel
- Location: San Mateo, California, United States
- Relevant deals: 1
- Stages: Pre-Seed, Seed, Series B
- Focus: Software, Artificial Intelligence, Machine Learning

Marcin Zukowski is the Co-Founder at Snowflake.

## Martin Tajur
- Type: Angel
- Location: Tallinn, Harjumaa, Estonia
- Relevant deals: 1
- Stages: Pre-Seed, Seed, Angel
- Focus: Software, SaaS, Recruiting

Martin Tajur is the co-founder of Pipedrive.

## Heini Zachariassen
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Apps, Gaming

Heini is Vivino’s Founder and Chief Executive Officer. Credited with bringing a technology revolution to the wine industry, Heini founded Vivino because he was frustrated by not knowing which wine to buy. It’s been his passion project ever since. During his tenure, Vivino has grown into a community of 46 million users, raised $72 million infunding, and rolled out a worldwide wine marketplace. Before starting Vivino, Heini co-founded several startups, including global internet and mobile security company BullGuard. Heini leads the team from Vivino’s European headquarters in Copenhagen, Denmark. Heini and Vivino’s story is featured in an independent documentary, “Disrupting Wine, The Life of an Entrepreneur.” Heini also hosts the YouTube series Raw Startup, which offers candid advice for entrepreneurs and startups.

## Richard Branson
- Type: Angel
- Relevant deals: 1
- Stages: Series B, Series A, Series C
- Focus: E-Commerce, FinTech, Software

Sir Richard Branson is the current Founder of the Virgin Group and Owner and Founder of Virgin Limited Edition. He previously worked at OneWeb as a Board Member. Sir Richard Branson attended Bishopsgate School.

## Sahin Boydas
- Type: Angel
- Location: San Francisco Bay Area, California, United States
- Relevant deals: 1
- Stages: Seed, Series A, Series B
- Focus: Software, Financial Services, Information Technology

Sahin Boydas is the PEF Chapter Lead of PEF Community. He previously worked at RemoteTeam.com as CEO and Founder. Sahin Boydas attended Koç University, where he took a Bachelor of Science in Computer Engineering, and Bahcesehir University, where he took a Master of Business Administration in Entrepreneurship.

## Chris Guzowski
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series B
- Focus: E-Commerce, SaaS, Wellness

Chris Guzowski is a Principal at Polipo Ventures and Director of Opportunity Capital and Board Member at Power Lines Pro. He is a former Director of ABA Technology and Accountant at PricewaterhouseCoopers.Mr. Guzowski studied Business & Finance at the University of Technology, Sydney and received an MBA in Energy Management at the Universityof Economy Vienna.

## Wojciech Burkot
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Mobile, Hardware, Software

Previously, Chief Technology Officer at Grupa Allegro responsible for Marketplace, focused on Mobile and Big Data. Before Allegro, he had started and run Google R&D Center in Krakow as a Site Lead and Engineering Director between 2006-2014. Prior to Google, he worked in a number of roles at Motorola. Earlier in his career, he was an AssistantProfessor of Computer Science at AGH in Kraków and a researcher at Institute of Nuclear Physics.

## Matt Billmann Christensen
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Developer Tools, Open Source

Matt Biilmann is the CEO and Co-founder of Netlify.

## Ragnar Sass
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed
- Focus: Information Technology, Software, SaaS

Ragnar Sass is the Co-Founder of Darkstar Camp. He previously worked at LIFT99 as a Founder and CEO. Ragnar Sass attended Estonian Business School.

## Cal Henderson
- Type: Angel
- Location: San Francisco Bay Area, California, United States
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Information Technology, SaaS

Cal Henderson is the co-founder and CTO of Slack. He is an experienced technology leader, having previously built and led the engineering team at Flickr, through its acquisition by Yahoo. As a popular speaker on engineering scalability, he authored the best-selling O’Reilly Media book “Building Scalable Websites”. He was a pioneer in the use of webAPIs, and created the basis for oAuth and oEmbed, now used by YouTube, Twitter, and many others. Cal has a Bachelor of Computer Science from the University of Central England, and was involved in London’s early online community through his work with the early digital community B3ta and his personal blog iamcal.com, which he has ran for over 15 years. Cal now resides in San Francisco.

## Markus Villig
- Type: Angel
- Location: Tallinn, Harjumaa, Estonia
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Angel
- Focus: Software, Information Technology, FinTech

Markus Villig is founder and CEO of Taxify. He attended University of Tartu.

## Founding Team
- Type: Angel
- Relevant deals: 1
- Stages: Pre-Seed
- Focus: Web3, FinTech, Blockchain

Founding Team

## Evan You
- Type: Angel
- Location: New York, New York, United States
- Relevant deals: 1
- Stages: Series A
- Focus: Retail, Software, E-Commerce

Evan You - Founder @ Vue.js

## Michal Skrzyński
- Type: Angel
- Location: Warsaw, Mazowieckie, Poland
- Relevant deals: 1
- Stages: Seed
- Focus: SEO, Travel, Boating

Michal Skrzyński - Partner @ Market One Capital

## Christian Bach
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Information Technology, Developer Tools

Christian Bach is the President & Co-founder of Netlify.

## Adam Niewinski
- Type: Angel
- Location: Warsaw, Mazowieckie, Poland
- Relevant deals: 1
- Stages: Series A, Seed
- Focus: FinTech, Financial Services, AgTech

Adam Niewinski is based out of Warsaw, Mazowieckie, and is the Co-Founder & General Partner of OTB Ventures. Adam previously worked at Xelion Investment House as the Chairman of the Supervisory Board. Adam Niewinski attended the SGH Warsaw School of Economics.

## Paul St. John
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, Open Source, Retail

Paul St. John is a former SVP of Worldwide Sales at GItHub.

## Chris Murphy
- Type: Angel
- Location: Stockholm, Stockholms Lan, Sweden
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Software, SaaS, Information Technology

Chris Murphy is a Venture Partner at MS&AD Ventures. He previously cofounded SaaStock and was an early Web Summit employee.

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