Quantum-focused VC firm QDNL Participations Expands Team
Insider Brief
- QDNL Participations is expanding its investment team as it raises a $70 million global fund to back high-potential quantum technology startups, building on its initial €15 million fund focused on the Dutch ecosystem.
- Nicola Weiroster has joined as an Associate after three years at Onsight Ventures and co-founding Dutch-Austrian space startup Team Tumbleweed.
- The firm’s portfolio from its first fund includes nine leading Dutch quantum startups such as Qblox, QuantWare, QphoX, and Q*Bird, with its first international deals expected to be announced soon.
PRESS RELEASE — QDNL Participations, the global VC fund focused on emerging quantum technology startups, is expanding its team as it leans into the global scope of its new fund.
Nicola Weiroster has joined the firm as an Associate on the investment team. He previously spent three years as a Junior Investment Manager at Austrian deep tech venture fund Onsight Ventures, where he focused on early-stage investments across Europe. He previously co-founded Dutch-Austrian space startup Team Tumbleweed.
Nicola joins a team at QDNL Participations that includes the likes of quantum computing pioneer Chad Rigetti, founder of Rigetti Computing, who serves as a Venture Partner.
QDNL Participations General Partner, Ton van ’t Noordende, said “In the innovation cycles that took us from software’s rise to AI’s revolution, quantum is next, and we’re building an investment firm that will lead for decades to come. I’m delighted to have Nicola join us on this mission.”
Nicola Weiroster added: “We’re entering a pivotal phase where quantum’s commercial impact will increasingly become tangible. At QDNL Participations, I look forward to supporting founders who can turn groundbreaking science into scalable businesses.”
QDNL Participations is currently raising a $70 million fund to back high-potential quantum tech startups around the world.
The firm was initially established to accelerate the thriving Dutch quantum technology ecosystem with a €15 million fund. That fund has invested in nine of the Netherlands’ most high-potential quantum startups, including Qblox, QuantWare, QphoX and Q*Bird.
Details of QDNL Participations’ first international deals will be announced soon.
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Matt Swayne
With a several-decades long background in journalism and communications, Matt Swayne has worked as a science communicator for an R1 university for more than 12 years, specializing in translating high tech and deep tech for the general audience. He has served as a writer, editor and analyst at The Quantum Insider since its inception. In addition to his service as a science communicator, Matt also develops courses to improve the media and communications skills of scientists and has taught courses.
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MENTIONED IN THE ARTICLE
Qblox
Qblox specializes in advancing quantum technology through scalable control electronics crucial for quantum computing. They are known for their modular quantum control stacks, which enable efficient qubit control and readout for diverse applications. The company is based in the Netherlands and is a spin-off of QuTech.
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QuantWare
QuantWare develops and sells quantum hardware including superconducting QPUs and attenuators.
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QphoX
QphoX is a quantum transduction company building the world's first quantum modem™ device, connecting quantum computers across a quantum network.
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Falqon Systems (formerly Q*Bird)
Q*Bird is a Dutch firm founded in January 2022 as a spin-off of the Delft University of Technology that provides quantum secure communication. The company partners with major aerospace and defense organizations like Thales Alenia Space to develop and test integrated photonic circuits. In September 2026, Q*Bird announced its transition into Falqon® Systems, introducing a new corporate identity that reflects the company’s strategic evolution from pioneering scalable quantum communication technologies to building the infrastructure required for operational Quantum Secure Networks
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Rigetti Computing
Rigetti Computing develops integrated quantum computers and superconducting processors specialized for complex aerospace optimization and satellite communication tasks, including collaborations with the U.S. Air Force. Founded in 2013, the firm produces modular, multi-chip processors internally and provides cloud-based access for large-scale, complex simulations.
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