Kos Biotechnology Partners

Building an innovation-based life sciences ecosystem.

Our value proposition

We are the first Greece-based venture capital firm dedicated to life sciences, building a regional ecosystem by partnering with global experts and visionary founders to back tomorrow’s breakthroughs.

Our team combines investment acumen with operational experience and a proven track record in building, scaling, and exiting life sciences ventures.

Investors and operators

We connect Greek, European, and US biotech ecosystems, leveraging international networks, partnerships, and capital to accelerate innovation.

Transatlantic reach

We understand the science and how to commercialize it, offering deep domain expertise and access to world-class scientists, entrepreneurs and executives.

Life sciences experts

We back ambitious founders with patience and conviction, serving as hands-on partners to build lasting companies.

Long-term approach

Our focus areas

Therapeutics

Early-stage focus with emphasis on clinical strategy, building on partnerships with academia and entrepreneurs globally.
Pharma Services

Tech-enabled, outsourced services across the pharma value chain, from discovery to commercialization.
Tech Bio & Bio-Defense

Biology meets deep tech such as artificial intelligence and modern defense applications.

Our team

Simos Simeonidis, PhD

Managing Partner

- 30+ years of experience in life sciences.
- Former Faculty at Harvard Medical School.
- Co-CEO & Co-CIO at Ally Bridge Group; Partner and Head of Research at Sarissa Capital Management.
- Equity Research analyst at RBC, Cowen, Morgan Stanley.
- Columbia MA, MPhil, PhD; Harvard Medical School Postdoctoral Fellowship; Wharton MBA.

Alex Tzoukas

Managing Partner

- 15+ years of experience in life sciences investing and investment banking.
- Recently Principal at Gurnet Point Capital, a Boston-based life sciences VC / PE fund.
- Formerly with Deutsche Bank and MTS Health Partners in New York.
- Investor at Global Finance and Alpha Bank in Greece.
- Harvard Business School MBA.

Nikos Kostaras

Partner

- 20+ years of experience in healthcare and pharma services.
- General Manager of IQVIA Greece running clinical trials, patient support, clinical audit, commercial.
- Formerly Director at Novartis, Mars, P&G.
- University of Piraeus, ALBA.

Recent news

Kos Biotechnology Partners Announces Third Closing of Global Life Sciences Fund at $123 Million.

13.06.2026

Read article
Kos Biotechnology Partners Announces First Closing of Venture Fund, Inaugural Investment.

30.01.2026

Read article
Greek Government Delegation Visits Columbia University Bioengineering Lab.

02.10.2025

Read article
When Global Healthcare Meets Greek Innovation: A Conversation with Marc Casper, Thermo Fisher Scientific.

22.09.2025

Read article
Bio3Forum: Τεχνητή νοημοσύνη, κυβέρνηση ΗΠΑ και βιοτεχνολογία.

20.09.2025

Read article
Στη Novartis για 1,7 δισ. δολ. startup Eλλήνων ερευνητών.

05.05.2025

Read article
Simos Simeonidis – Building the New Greece Through Science and Tech Leadership.

05.08.2024

Read article
Great Greeks of international biotechnology.

15.08.2022

Read article