About
Biography
Experience
Jakub Kozioł is the Managing Partner of The Heart Legal, bringing over a decade of professional experience. Prior to this role, he worked for nearly a decade at leading law firms and served as Chief Legal Officer for a prominent software house. Additionally, he has served as a member of supervisory boards at various technology companies, including Milton Essex S.A., Sun Horizon S.A., and Unified Factory S.A.
Specialty
Jakub specializes in technology law and venture capital, with a strong emphasis on handling VC transactions. He focuses on legal aspects relevant to new technology companies and innovation-based ventures, providing active, day-to-day legal support for startups.
His practical approach is enhanced by his hands-on experience as an active investor in tech startups and his role as a mentor in acceleration programs like 'Incredibles'. He also collaborates closely with key market infrastructure organizations (such as Innovations Hub) to support the broader ecosystem. His work involves guiding companies through various stages of development, including M&A and investment processes, with a strong focus on aligning legal solutions with business goals.
Education
Jakub Koziol earned a Master’s degree in Law from Uniwersytet Marii Curie-Skłodowskiej w Lublinie, completed between 2008 and 2013. He further enhanced his qualifications with studies in international project management at AGH University of Krakow from 2015 to 2016. He completed his advocate training at the District Chamber of Advocates in Cracow and became an advocate in 2017.
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Jakub Koziol is the Managing Partner at The Heart Legal, a firm specializing in legal services for technology companies and VC funds with over 10 years of experience providing transactional advice and legal support tailored to innovation-based ventures.
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He has advised The Heart on various technology-related projects, including the development of a flat rental management platform, demonstrating leadership in managing significant client engagements in the tech sector.
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Jakub Koziol acted as a solo practitioner advising The Heart on key technology and startup-related legal matters, indicating his role in leading complex legal advisory within the firm4.
Law Firm
The Heart Legal
Jakub Koziol featured in

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Bench
The EU AI Act in 2026: the Compliance Clock for Businesses Using and Building AI
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How to Register a Company in Poland 2026: Choosing the Right Company Form, Costs, Grants and AI Act Compliance
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Frequently Asked Questions
What is Jakub Koziol's current role?
Jakub Koziol is the Managing Partner at The Heart Legal.
Which area of law does Jakub Koziol specialize in?
He specializes in technology law, venture capital, and the active, day-to-day legal support of startups, focusing on legal aspects relevant to new technology companies and innovation-based ventures. He is also an active investor in tech startups.
What is Jakub Koziol's educational background?
He earned a Master’s degree in Law from Uniwersytet Marii Curie-Skłodowskiej w Lublinie and studied international project management at AGH University of Krakow. He completed his advocate training at the District Chamber of Advocates in Cracow and became an advocate in 2017.
What types of projects has Jakub Koziol advised on?
He has advised on various technology-related projects, including the development of a flat rental management platform, investment processes and other startup legal matters. He has also advised on more than 100 M&A and Venture Capital transactions.
How much experience does Jakub Koziol have in legal services?
He has over 10 years of experience providing transactional advice and legal support tailored to innovation-based ventures in the tech sector.
