Our Leadership

The Stygian team is a diverse collection of people with a shared vision to build the best supply chain company in the world. We incorporate relentless pursuit of service to our customers coupled with highly efficient technology‑based processes to achieve the best efficiencies in the industry.

JD Stewart

CEO & Co‑Founder

Over 25 years of experience in supply chain, logistics, product management, sales management, business development, strategic planning, and executive leadership.

Craig Humphreys

COO & Co‑Founder

Over 30 years of experience in technology, process design and optimization, executive leadership development, supply chain, logistics, finance, and strategic planning.

Andrew Guzzon

Sr. VP Sales & Business Development

Andrew is a seasoned veteran leading sales and technology strategy and execution for companies including Grainger and Amazon Business. Andrew is a graduate of Arizona State University.

Liping Yan

VP of Operations

An experienced entrepreneur in her own right, Liping brings valuable business, transactional, and operational experience to StygianHC. Liping leads our quote, order processing, and fulfillment team at StygianHC.