Technologies

A flexible technology platform to meet your performance and net zero targets.

Our Commitment

At GranBio, community is not a checkbox. It is our purpose and our promise to stand alongside the people we serve.

Ryan O’Connor
Leadership

Ryan O’Connor

I.P. Counsel

Dr. Ryan O’Connor is a registered U.S. patent counsel and brings 30 years of experience spanning biorefineries, strategic R&D, and intellectual property leadership. Since 2017, he serves as Patent Counsel at GranBio where he leads the company’s I.P. strategy, valuation, and monetization efforts. During his tenure, GranBio’s patent portfolio has grown to approximately 400 granted and pending patents globally.

Prior to this, Dr. O’Connor was the Chief Intellectual Property Officer at American Process, Inc., where he was a named co-inventor on dozens of proprietary biorefinery innovations. He also served as Director of Intellectual Property at Range Fuels, Inc., where he successfully negotiated IP provisions with the U.S. Department of Energy for a $76 million funding award.

Earlier in his career, Dr. O’Connor held engineering and research roles at NatureWorks (Cargill). He holds a Ph.D. in Chemical Engineering from the University of Minnesota and a B.S. in Chemical Engineering, summa cum laude, from the University of Notre Dame. He is admitted to practice patent law at the USPTO, the PTAB, and WIPO.

Leadership

Meet GranBio's Leadership Team

Bernardo Gradin

Bernardo Gradin

Founder & Chairman

Gradin founded GranBio in 2011 and serves as Chairman. He brings decades of leadership across engineering, petrochemicals, and industrial development. Gradin serves on the Board of GranInvestimentos Group and is a member of the superior council for innovation and competitiveness at FIESP.

Luiz Oliveira

Luiz Oliveira

Chief Executive Officer

Oliveira currently serves as CEO of GranBio. His career spans 40 years in Fortune 300 companies with a proven track record in leading P&L operations and global functions across diverse international markets.

Kim Nelson

Kim Nelson

Chief Technology Officer

Dr. Nelson joined GranBio in 2007 and currently serves as CTO. She brings more than 20 years of experience in biorefinery, nanocellulose, and product development, and has led innovations resulting in more than 20 patents granted and 50 pending.

Adam Mathis

Adam Mathis

Chief Financial Officer North America (fractional)

Mathis joined GranBio as CFO in 2025, bringing extensive experience in finance and operations for high‑growth companies in bioproducts, pharma, and healthcare. He has successfully guided major capital events and acquisition processes.

Guilherme Refinetti

Guilherme Refinetti

Corporate Chief Financial Officer

Refinetti joined GranBio in 2011 and serves as Corporate CFO. He has over 20 years of experience in finance, having worked in leading companies in the oil & gas and pulp & paper industries. Refinetti has held multiple leadership roles across the GranBio Group, guiding financial strategy and supporting the company’s growth.

Rita Rodrigues

Rita Rodrigues

Marketing & Communications Director

Rodrigues serves as Global Director of Marketing and Communications since 2025. She brings two decades of international experience with Fortune 500 and consulting firms leading initiatives that strengthen corporate reputation and support commercial growth.

Linda Moore

Linda Moore

Vice-President Commercial & BD North America

Moore joined GranBio in 2025 and serves as VP of Commercial and Business Development for North America. She brings over 40 years of Fortune 300 experience in operations, sales, and commercial leadership, driving customer growth and long‑term contract negotiations.