The Team

Built by people who've done this before.

Sandy Estremera-Zink, JD

Founder & CEO

15+ years in FDA-regulated industries

Sandy spent over 15 years inside and outside FDA-regulated companies including Abeona Therapeutics, Corcept Therapeutics, and Atara Biotherapeutics. CIPP/US certified privacy professional. Two provisional patent applications filed February 2026, with Sandy as sole inventor. Stanford Law AI Strategy certificate (in progress), with deep working familiarity with FDA submission requirements and the regulatory frameworks NexusRWE is built around.

Why NexusRWE

What makes NexusRWE different.

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Patent Portfolio

NexusRWE holds a growing patent portfolio covering the core query and aggregation architecture, with Sandy Estremera-Zink, JD as sole inventor. The architecture is designed from the ground up for regulatory-grade submissions.

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Active Regulatory Engagement

NexusRWE has engaged directly with FDA staff focused on real-world evidence, rare diseases, and AI/ML. That engagement shapes how we think about submission architecture, audit trails, and compliance requirements.

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First-Mover Infrastructure

The December 2025 FDA guidance created a new category of privacy-preserving evidence infrastructure. NexusRWE is among the first platforms designed specifically for this regulatory moment, not retrofitted to fit it.

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Proven Federated Architecture

The federated query model powering NexusRWE has been validated in production across major academic medical centers and clinical trial networks. This is not a concept. It has been deployed at scale.

Get In Touch

Whether you are evaluating evidence generation, exploring network participation, or considering an investment, we would like to hear from you.

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