Merck logo through window

MRL Ventures Fund (MRLV) partners with visionary founders pursuing breakthrough innovations and medicines to transform patient care. We invest globally in early-stage, preclinical therapeutics companies, providing capital, strategic guidance and access to Merck’s deep domain expertise to accelerate development of breakthrough therapeutics from concept to clinic.

Overview | What we look for | How we partner | Portfolio | Team  

First-in-class science. First-class partnership

MRLV is our therapeutics-focused corporate venture group, headquartered in Cambridge, Massachusetts. We back exceptional science across all modalities — from small molecules to cell therapies — providing committed capital and board-level partnership to early-stage (including seed-stage) companies. Our mission is finding and funding imaginative scientists and entrepreneurs who are advancing differentiated, high-quality breakthrough therapeutics.

What sets us apart

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Long-term partnership

We support companies from initial investment through key inflection points with sustained capital, board engagement and strategic guidance.

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Science-driven venture

We operate as a disciplined institutional venture capital and provide access to Merck’s R&D leaders and domain expertise to accelerate scientific progress.

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Focused on patients

Our model embraces opportunities at the bleeding-edge of science and technology and is centered on achieving transformational patient impact.

Therapeutics that change medical practice

We’re a science-first fund focused on therapeutics with the potential to transform standards of care.  We pursue and invest in first‑ and best‑in‑class therapeutic innovation with the goal of delivering breakthroughs and advances with unambiguous competitive advantage.

Our evaluation criteria: strength of underlying biology, quality translational data, clear development path to human proof-of-concept and the team’s capabilities and syndicate alignment.

MRLV does not require product or technology rights as a condition of investment. We focus exclusively on therapeutics — not medical devices, diagnostic platforms or digital health. For digital health opportunities, please visit the Global Health Innovation Fund.

Our impact since 2014

$500M

Committed capital

$6.8B+

Raised by portfolio companies

$6.3B

In acquisitions

>40

Clinical programs impacted

2

U.S. FDA-approved therapeutics

“We operate as an institutional venture partner — investing with a long-term view, taking active board or observer roles and, as appropriate, offering focused development input to help companies progress from compelling biology toward proof-of-concept in patients.”

  • Peter Dudek, Ph.D.
    President and managing partner, MRL Ventures Fund

Disciplined investment, active partnership 

  • Lead or co-lead with sustained capital: Up to $25M per company, initially investing from concept to investigational new drug application (IND)
  • Active governance: Director/observer roles and regular working sessions as needed
  • Confidentiality first: Robust firewall from the broader corporation
  • Scientific expertise: Access to insights on target selection, translational strategy, target product profile and clinical planning
  • Transparent process: Defined timelines and constructive feedback
  • Long term support: Follow-on funding through key value inflection points to liquidity
  • Strategic connectivity: Early relationship-building with Merck business development and licensing (BD&L) colleagues and senior leadership

Our portfolio

We invest in early-stage product concepts across modalities and disease areas, backing programs poised to transform medical practice.

Active portfolio

ADRx
Ambagon Therapeutics logo
Ambagon Therapeutics
ANAVO therapeutics logo
Anavo Therapeutics
atb therapeutics logo
Atb Therapeutics
AXONIS logo
Axonis
HOTSPOT Therapeutics logo
HotSpot Therapeutics
INDUPRO logo
Indupro
INSAMO logo
Insamo
LifeMine logo
LifeMine
MOZART therapeutics logo
Mozart Therapeutics
Myoventive
PAQ Therapeutics logo
PAQ Therapeutics
Photys logo
Photys
RAYTHERAPEUTIC logo
Ray Therapeutics
TALLAC Therapeutics logo
Tallac Therapeutics
Therinibio logo
Therini Bio
TOPO Therapeutics logo
Topo
VectorY Therapeutics logo
VectorY Therapeutics

Acquired and IPOs

AKTIS ONCOLOGY logo
Aktis Oncology
alector logo
alector
Caraway Therapeutics logo
Caraway
carisma therapeutics logo
Carisma Therapeutics
entrada therapeutics logo
Entrada Therapeutics
EyeBio logo
EyeBio
Imago BioSciences logo
Imago Biosciences
Invivyd logo
Invivyd
kymera logo
Kymera
Lava therapeutics logo
Lava Therapeutics
Sper Therapeutics logo
Spero Therapeutics
Tidal therapeutics logo
Tidal Therapeutics
TranslateBIO logo
Translate Bio
Viridian logo
Viridian
Visterra logo
Visterra
x-ilio therapeutics logo
Xilio Therapeutics

Our team

Our team of investment professionals has years of accumulated experience as scientists, operators and investors. This broad experience enables a rich engagement with portfolio companies and co-investors.

Peter Dudek headshot

Peter Dudek, Ph.D.
President     

Peter Dudek bio
Karin Kleinhans headshot

Karin Kleinhans, Ph.D.
Partner

Karin Kleinhans bio
Olga Danilchanka headshot

Olga Danilchanka, Ph.D.
Partner

Olga Danilchanka bio
Tao Fang headshot

Tao Fang, Ph.D.
Senior Associate

Tao Fang bio