About Us

Quantum Partners is an investment firm dedicated to the entire lifecycle of quantum computing companies, providing capital across seed, venture capital, and private equity stages. Exclusively focused on the transformative field of quantum computing, we pursue a long-term approach to investing in the most innovative and disruptive quantum companies, from early-stage startups to mature enterprises. By supporting our companies from inception to expansion, we ensure they have the resources, strategic insight, and networks they need to succeed in an evolving and highly specialized market. Our unique approach allows us to back pioneering quantum ventures at every step, whether they’re just launching a breakthrough idea or scaling toward global impact.

We recognize that quantum computing is a truly global endeavor, with breakthroughs emerging from innovation hubs across the world. Our global focus enables us to identify and invest in the most promising quantum technologies, no matter where they originate. By fostering international collaborations and tapping into diverse ecosystems, we provide our portfolio companies with the strategic insights and global networks they need to scale their innovations and lead the quantum revolution on a worldwide stage.

Global Focus
Our Portfolio

Innovating the Quantum Frontier

At Quantum Partners, we are proud to support a growing portfolio of innovative companies at the forefront of quantum computing. From quantum hardware pioneers to breakthrough software platforms and advanced quantum security solutions, our portfolio reflects the diversity and potential of the quantum ecosystem. While some of our companies are already making waves in the industry, some of our most exciting investments are still operating in stealth mode, working under the radar to develop groundbreaking technologies that will soon redefine the quantum landscape. Stay tuned as these ventures prepare to reveal their game-changing innovations to the world.

Year
Company
About
Link
2023
Applied Quantum

Applied Quantum is a professional services and advisory firm that helps organizations harness the potential of quantum technologies, including quantum computing, communications, and sensing. By providing strategic insights and tailored solutions, Applied Quantum supports governments, corporations, and investors in adopting and implementing cutting-edge quantum innovations.

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2024
Quantum.Network

Quantum.Network is an early-stage startup building a global satellite-based quantum communication network, using quantum key distribution (QKD) to enable ultra-secure, unhackable data transmission. Inspired by large satellite constellations, it aims to create a resilient and scalable infrastructure for quantum-secure global communications.

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2024
Boston Photonics

Boston Photonics is an early-stage company undergoing a strategic restart, focused on developing photonic quantum computing systems. Building on its legacy as a pioneer in the field, the company is expected to emerge in the coming years with cutting-edge quantum technologies designed to push the boundaries of scalability and efficiency.

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2024
Secure Quantum

Secure Quantum is a specialized subsidiary of Applied Quantum, dedicated to helping organizations prepare for the security challenges posed by quantum computing. Focused on post-quantum cryptography and quantum threat readiness, the company provides tailored solutions to ensure long-term protection of sensitive data and infrastructure against emerging quantum threats.

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2024
Quantum Observer

Quantum Observer is a media and industry intelligence company focused on providing in-depth analysis, news, and insights on quantum technologies. Covering developments in quantum computing, communications, and sensing, it helps businesses, governments, and investors stay informed about the latest trends and market opportunities in the rapidly evolving quantum landscape.

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2020
PQDefense

PQDefense is a services and software company focused on developing solutions for cryptographic inventory management, CBOM management, and enterprise crypto-agility. It helps organizations prepare for the quantum era by offering expert services and tools aimed at securing cryptographic systems and enabling a smooth transition to post-quantum cryptography.

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2024
QAI Security

QAISecurity is a research-based firm focused on the security, safety, and trust of quantum AI and quantum machine learning systems. Collaborating with academic institutions and governments, it prepares for the risks posed by the convergence of quantum computing and AI, developing frameworks and solutions to ensure secure and trustworthy quantum-enhanced AI systems.

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Our Advantage

At Quantum Partners, we believe that true innovation in quantum technologies demands more than just surface-level involvement. While many investment firms spread themselves thin across multiple sectors, we dedicate ourselves exclusively to the quantum realm. Our partners are quantum entrepreneurs, deeply embedded in the industry, and our network spans leading experts from both academia and business. This gives us an unparalleled depth of knowledge and insight into the quantum ecosystem.

Our approach is rooted in specialization, not generalization. We don’t just invest from a distance; we immerse ourselves in the journey of every company we back, offering more than capital—we bring deep expertise, strategic guidance, and an expansive quantum network. Whether it’s navigating complex technical challenges or helping companies scale globally, we are hands-on, invested in every step of the way.

Our commitment to quantum depth extends to the relationships we build. Trust, transparency, and authenticity define how we collaborate, and we take pride in forming lasting partnerships with founders and researchers who are shaping the future of quantum technology. We don’t just fund companies; we build them from the ground up, side by side with visionary innovators.

Because when you’re focused deeply on one transformative technology, the possibilities for innovation and impact grow exponentially. Quantum Partners isn’t just participating in the quantum revolution—we’re leading it.