Who We Are

The Trusted AI Partner for Innovative Organisations

Every member of the team are Master’s and PhD-level specialists from top research institutions, driven by a shared passion for solving complex problems.

We are truly agnostic on the tools we utilise to achieve results, and deliver cutting-edge solutions across multiple sectors with agility, precision, and purpose.

For decades, DataSpartan has delivered high-impact AI projects for global organisations and bold founders – on time, on budget

DataSpartan helps startups scale by providing tailored AI roadmaps, end-to-end platform development, and fundraising advice. We scope and research projects to align with your vision, build and deploy solutions from prototype to fully maintained platforms, and offer flexible payment structures to support early-stage cash flow. Startups also gain access to our cutting-edge GPU resources in London to accelerate research and model refinement.

We partner with global organisations to solve complex AI challenges. From research and design through to deployment and maintenance, we deliver big data, machine learning, and emerging technology solutions more efficiently and cost-effectively than in-house teams alone. Our experience is forged by long-standing partnerships with the worlds largest organisations, leading universities and research institutions.

Leslie Kanthan

Co-Founder and Partner

Leslie is a seasoned expert in quantitative research, graph theory, and efficient similarity search techniques. His pioneering work in locality-sensitive hashing now underpins Uber’s ability to identify similar trips at scale. Prior to founding DataSpartan, Leslie held senior roles in Quantitative Research at leading financial institutions including Bank of America, Commerzbank, and Credit Suisse.

David Martinez

CSO and Co-Founder

David is a key leader in machine learning modeling, large-scale data ingestion, and the practical application of AI systems in real-world environments. Passionate about the power of technology to drive progress, he believes: “Technology and automation will continue to solve society’s most challenging problems. Being part of that change is what keeps me and the Spartans moving forward.

Carlos Perez Freire

CIO, Head of Architecture

Amparo Alonso

Advisor

Katerina Main

Legal Advisor

Jack Boath

Head of Sales

Mike Basios

Technical Architect

Erica Santos Rial

Senior Software Engineer

Zeenat Mo

Head of Growth & Marketing

Paco Nathan

Advisor

The Trusted AI Partner for Innovative Organisations

Speak with Our Team

Visit Us

Our head office is ideally located in the heart of the City of London. Within walking distance of the UK’s top financial and legal services companies and served by major air and rail networks.  

 

London

DataSpartan
1 Finsbury Ave

London
EC2M 2PF

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