Our breakthrough sensor technology reimagines environmental measurement

Orders of magnitude smaller, lighter, and more precise — at a dramatically lower cost

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Features and technology

Measurement at scale creates extraordinary opportunity

Applications

Prediction and detection

Crop optimization, leak detection, workplace safety, land management, and regulatory compliance

AI/ML

Intelligent models

Models powered with multi-scale observations spanning sky-to-source, driving early results via reinforced learning.

Technology

Patent-pending photonic spectrometers

Fiber-based spectral sensing is simple and low-cost to manufacture, delivering unprecedented accuracy at scale.

Deployment

Impossible data made possible

Our sensors are deployable in novel, large-scale configurations, making previously impossible and cost-prohibitive measurement straightforward.

Our Mission

Technology to strengthen environmental industries

Sigma5 is founded by a team of scientists and technologists with a clear focus: helping industries meet the moment with tools to improve performance and reduce risk.

At the heart of our mission is a commitment to accelerating the global shift toward a resilient future. We are creating cutting-edge technology to empower industries, governments, and communities to increase yield and economic growth.

Technology, thoughtfully designed and responsibly deployed, is one of the most powerful tools in the fight for energy security. That’s why we focus on real-world applications that drive efficiency, transparency, and action across supply chains and energy systems.

The team

Kevin Bundy, PhD

CEO and Co-Founder
Professor of Astronomy & Astrophysics, UC Santa Cruz. Caltech PhD.
Jay Bartels

CFO and Co-Founder
Silicon Valley operator across CEO, COO, and VP Eng roles. Former board member, Farmland Partners (NYSE: FPI)
Matthew DeMartino, PhD

CTO
PhD in Astrophysics, UCSC; Cornell Computer Science; former Policy & Strategy Officer, US Navy Central Fleet
Doug Lee

Advisor and Co-Founder
CTO GuideVine (acquired by $AVTX), former Director of Data Products, Wheels Up ($WUP).
Harshith Kopparam

Lead AI Engineer
Masters in Computer Science, UCSC; IIT Madras, UVCE
Crystele Leauthaud-Harnett, PhD

Lead Agronomist
UC Agriculture & Natural Resources; PhD, U. of Montepellier; MSc, NMNH, Paris