Welcome to
Calx Capital Management
Calx Capital is a fund management boutique managing multi-asset investment funds with a focus on impact, innovation, and healthcare.

About Calx Capital Management
Investing in a better world
We are a fund manager. Our mission is to manage investment funds that invest in a variety of asset classes, such as private equity funds, venture capital funds, infrastructure funds, private debt funds, real estate funds, stocks, bonds, credit and loans or cash. We have a special interest in healthcare and innovative technology. We target investments with a positive impact for a better world. Our first fund is Limestone Fund.
Boutique Fund Manager
Over 60 years of combined experience
Focus on responsible investing and long- term partnerships
Disciplined, research driven, and agile decision-making
Core values:
Trust
Simplicity Performance
Limestone Fund
Investment strategy
Limestone Fund invests in a variety of asset classes. We have a special interest in healthcare and innovative technology. Our aim is to create a diversified portfolio offering an acceptable risk-return profile for the investors.
We are interested in connecting with fund managers with proven track record in their field of expertise.
Outline of our investment strategy
- Private equity, venture capital, infrastructure, private debt, real estate, listed securities, bonds, credit, cash
- Particular interest in healthcare and emerging technologies
- Strong focus on diversification and acceptable risk-return profile
- Fund launched April 2025 – open ended investment fund
- Actively exploring partnerships with proven fund managers

Limestone Fund
Investment strategy
Our Team
The team might still be small but together we have over 60 years of experience in the industry of wealth management, investment management and fiduciary services. We complement each other’s skills, interests and competencies. We are attuned to each other and as such agile and able to act swiftly and make quick, yet well-considered, decisions. We are professionals in the field of asset management and investments. We value privacy and simplicity. Less is more. We are in the business of building relationships based on trust, performance and thorough research.
Iris Baars
General Manager
Iris studied Japanese language and culture with a major in legal, finance and economics and started as account manager at Nichimen Corporation in Rotterdam in 1996. She joined ING Trust in 2000 where she gained her first experience in the fiduciary services industry. In 2004 she moved to the Real Estate Investment Management division where she led the Dutch and Pan European fund services team. Before joining the board of the general partners she obtained a master compliance & integrity management at the VU Amsterdam. With her extensive experience in fund management and administration, including fiduciary services, Iris joined setting up Calx Capital Management in 2025.
Pieter Moll
Manager
Pieter studied law at Leiden University and started working as an account manager at Theodoor Gilissen Bankiers in Amsterdam in 1992. During this period, he developed into a qualified investment expert (RBA). Since 2012, Pieter has been registered as a Judicial Expert (LRGD). Before joining as a partner at Van Lawick & Co. Pieter co-developed the Wealth Management concept for MeesPierson in the late 1990s. From his extensive experience investing in private markets, including infrastructure, Pieter co- founded Van Lawick Capital, a infrastructure fund manager, in 2017.