About Bayer Overview Leadership Patrick Lockwood-Taylor Brett Begemann Enrique Wehlen Kelly S. Gast Sebastian Guth Raymond F. Kerins, Jr. Lisa Massa Scott Partridge Karin Ann Payne Lisa Safarian Political Disclosures Overview Political Disclosures by State Corporate Engagement Overview Bayer Fund Bayer Corporate Giving Making Science Make Sense Bayer Patient Assistance Foundation Berkeley Site Updates Divisions Overview Pharmaceuticals Overview Focus Areas Pharmaceutical Brands R&D Patient Assistance Consumer Health Crop Science Bayer in Hawaii Sustainability Education Community Newsroom On-Air Newsroom Overview Press Releases Essure Information Media Contacts Statements & Other News Careers Making Science Make Sense About MSMS Awards & Recognition Education Reform Bayer Systematic Education Reform Related Programs Supported by Bayer MSMS History MSMS Outreach Community Engagement Ideas & Inspiration Local Support Featured Partners & Programs Science Libary Answers Experiments Research Resources Contact us In the Community Important update on COVID-19 Resources Hub Supplier Diversity Contact Us United States of America About Bayer Overview Leadership Patrick Lockwood-Taylor Brett Begemann Enrique Wehlen Kelly S. Gast Sebastian Guth Raymond F. Kerins, Jr. Lisa Massa Scott Partridge Karin Ann Payne Lisa Safarian Political Disclosures Overview Political Disclosures by State Corporate Engagement Overview Bayer Fund Bayer Corporate Giving Making Science Make Sense Bayer Patient Assistance Foundation Berkeley Site Updates Divisions Overview Pharmaceuticals Overview Focus Areas Pharmaceutical Brands R&D Patient Assistance Consumer Health Crop Science Bayer in Hawaii Sustainability Education Community Newsroom On-Air Newsroom Overview Press Releases Essure Information Media Contacts Statements & Other News Careers Making Science Make Sense About MSMS Awards & Recognition Education Reform Bayer Systematic Education Reform Related Programs Supported by Bayer MSMS History MSMS Outreach Community Engagement Ideas & Inspiration Local Support Featured Partners & Programs Science Libary Answers Experiments Research Resources Contact us In the Community Important update on COVID-19 Resources Hub Supplier Diversity Contact Us Leadership People Behind the Brands Patrick Lockwood-Taylor President, Bayer U.S. President, Consumer Health, North America . BIO Brett Begemann Executive Leadership Team, Chief Operating Officer for the Crop Science division of Bayer BIO Kelly S. Gast SVP, Chief Financial Officer, U.S. BIO Sebastian Guth President of Pharmaceuticals, Americas Region BIO Raymond F. Kerins, Jr. SVP, Communications & Government, U.S. BIO Lisa Massa Head of Human Resources, U.S. BIO Scott Partridge General Counsel and Senior Vice President at Bayer U.S. LLC BIO Karin Ann Payne Vice President of Quality, U.S. BIO Lisa Safarian Crop Science Commercial Operations, N.A. BIO Enrique Wehlen Head of HSE North America and BP for HSE Crop Science Globally BIO