30.09.2025
Founded in 2013, Citrine Informatics has grown into one of the leading players in materials informatics, helping companies harness AI and data science to accelerate the design, discovery, and optimization of advanced materials. We sat down with the company’s CEO and co-founder, Greg Mulholland, to explore how it all started, what makes Citrine unique, and where the field is heading.
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When the company was founded, the materials informatics space looked very different.
After completing studies at Cambridge, Greg joined a small semiconductor company in North Carolina. It quickly became apparent just how limited toolsets for handling data were at the time. “We were using big Excel sheets, and that seemed to be the norm,” he recalls. While density functional theory (DFT) was gaining momentum in computational chemistry and materials research around 2008–2009, it wasn’t always solving the kind of real-world experimental problems he and others in the field were facing.
A turn came during business school at Stanford, where he met Bryce Meredig, who had done his PhD in machine learning for materials. Their shared vision was to apply AI not just to digital simulations like DFT, but to experimental data itself—making powerful data science tools usable directly by material scientists and chemical engineers without requiring them to be data science experts.
Citrine began as a consulting company while building out its technology for a user base that barely existed yet. By 2020, the platform had matured into a scalable software offering, enabling companies to securely use Citrine’s systems while retaining complete control of their intellectual property (IP). Today, Citrine provides a software-first approach, focusing on usability and empowering companies to digitize their R&D.
According to Greg, four factors distinguish Citrine from others working in the space:
This portfolio-based approach allows Citrine to work across many industries, rather than being locked into a single materials class or application.
IP Considerations in AI-Driven Materials Research
One of the most frequent topics raised by customers is intellectual property. Greg highlighted four key concerns:
Citrine maintains a clear division: the company owns and develops the software IP, while customers own their materials IP and know-how.
Challenges at the AI–Materials Intersection
Integrating AI into materials research isn’t just a technical challenge; it requires cultural and organizational change. Greg identified three main hurdles:
Greg is most excited about the next phase and key challenge of data availability: unlike language models that train on vast internet-scale datasets, materials data remains limited. Success depends on representing chemistry effectively and training on small, high-quality experimental datasets. This creates opportunities for shared models, where pre-training could be done collectively—with layers then fine-tuned on proprietary data.
He also envisions future academic and industrial collaborations adopting new “data value metrics”, analogous to citation indices, to credit researchers not just for publications but for the datasets they contribute to the community.
From its roots in Excel-driven experiments to today’s chemistry-aware AI models, Citrine Informatics has been at the forefront of evolving how material scientists work with data. With unique positioning around usability, data security, and a business model aligned with customer IP ownership, Citrine continues to push the boundary of what AI can bring to the materials industry.
As Greg reflects, the goal has always been straightforward: enable material scientists to express their expertise digitally, and empower them with the tools to turn that expertise into innovation.
For tailored guidance on intellectual property at the intersection of AI and materials science, please get in touch with Materials and Software specialist Monica Patel (Monica.Patel@Keltie.com). Our dedicated AI and Materials Practice brings particular expertise in navigating the unique IP challenges and opportunities that arise where advanced materials innovation meets AI-driven discovery.
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