Santen Leadership Team

Our Executive Leadership Team for Santen Inc.—which covers the US and Canada—is connected by a shared passion for science, a deep level of industry experience, and an enduring commitment to improving people’s quality of life by restoring and preserving vision.

Shigeo Taniuchi
Representative Director of the Board
Chief Executive Officer

Shigeo Taniuchi joined Santen Pharmaceutical in 1996 and has since advanced to the position of President and Chief Executive Officer. Mr. Taniuchi leads Santen with a vision of contributing to global society through the advancement of ophthalmology including the prevention and treatment of diseases that lead to blindness. His previous positions within Santen include Manager of Business Planning & Administration, Assistant Manager of China Business Supervisor Office, Manager of Business Planning Office, and Deputy Chief Director of Planning in the Company.

Masahiro (Mas) Inoue
Chief Administrative Officer

Mas currently serves as Chief Administrative Officer of Santen, Inc., and works at our North American headquarters in Emeryville, CA. Mas joined Santen in 2011 as Head of Asia, and has since held several global leadership roles, including General Manager of Santen's ASEAN and India centers, in addition to Managing Director of Santen Pharmaceutical, Asia.

Reza Haque, MD, PhD
Senior Vice President, Global R&D
Global Head of Ophthalmic Innovation Center (OIC)

Reza Haque, MD, PhD, an ophthalmologist, leads the Strategic Innovation Group and develops Santen’s global science strategy. In this position, Dr. Haque shapes the operational direction of our disease-area portfolios to align with short-term goals and long-term strategy. He has served in this Ophthalmic Innovation Center (OIC) capacity since April 2020 and has been Senior Vice President & Global Head of R&D Strategy since 2018. Dr. Haque works from our North American headquarters, a corporate office of Santen Global, in Emeryville, CA.

Peter Sallstig, MD, MBA
Senior Vice President, Global R&D
Global Head of Product Development Division

Dr. Sallstig oversees the Product Development Division globally from our North American headquarters, a corporate office of Santen Global, in Emeryville, CA. He joined Santen in 2018 with more than 20 years' experience in the pharmaceutical industry at national and international levels, across large multinationals and small biotechs. Before assuming his current role in 2020, Dr. Sallstig served as the Global Head of Development.

Carol Stiff
Santen's Head of Canada

Carol has served as Santen's Head of Canada since 2018. She developed the entry plans for Santen in Canada, including the establishment of Santen Canada. Carol also developed plans for the first launch of Verkazia® (Cyclosporine Ophthalmic Emulsion) in the North American market as well as launch readiness for surgical devices and over-the-counter products. Carol joined Santen in 2016 with more than 20 years' experience in a variety of commercial roles within the pharmaceutical and biotechnology industries.

Craig Eng
Senior Director, Head of Global Safety Operations

Craig has served as Head of Global Safety Operations for Santen since 2020. In this position, he has led global initiatives in the unification of safety processes. Prior to his current position, Craig served as Senior Director of Global Safety Vigilance Systems since 2019, and Director of Global Pharmacovigilance since 2017. His specialties in the pharmaceutical industry include safety and risk management, safety operations, and investigational product management.

John Simons
Senior Director, Head of Quality Assurance North America

John is the North American Head of Quality Assurance (QA) for Santen, Inc. He joined Santen in 2018 with previous leadership experience in QA for multiple pharmaceutical companies. John has more than 30 years of QA experience in Pharmaceutical/Biologics including outsourced manufacturing, clinical and commercial quality, inspection readiness, PAIs, Quality Systems, GMP, GCP, and GLP. John has extensive international experience and has led multiple global initiatives in the unification of QA processes.

Steve Kelly
Director, Corporate Communications

Steve serves as the Director of Corporate Communications for Santen, Inc. He is based at our North American headquarters, a corporate office of Santen Global, in Emeryville, CA. Steve joined Santen in 2020 with more than 20 years' experience in corporate communications, brand development, and public relations. He has led communications initiatives for several large multinational healthcare companies including Philips, Abbott, and Cardinal Health.

Marco Langer
Head of Digital & IT North America and Global IT Compliance

Marco joined Santen in 2015 and has risen through the company to his current position as Head of Digital & IT North America and Global IT Compliance. Marco is also a member of the global IT Leadership Team and the North American Management Committee. Before assuming his current position, Marco was the Head of Information Technology in North America and Associate Director of Information System Applications in Europe, the Middle East, and Africa.


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