Who we are

Steve McMillan is President and Chief Executive Officer of Teradata and joined our board in June 2020. With more than two decades of technology experience, Steve is a seasoned executive with a track record of transforming enterprise services and product businesses into industry-leading cloud portfolio offerings. To each new position, he brings a relentless focus on driving value for customers and delivering customer satisfaction.

Prior to joining Teradata, Steve served as the Executive Vice President of Global Services for F5 Networks. There, Steve was responsible for more than half of worldwide operations and achieved significant top-line growth and industry-leading customer satisfaction. Prior to F5, Steve was with Oracle where he served as the Senior Vice President of Customer Success and Managed Cloud Services. Previously, during an extended career at IBM, Steve held increasingly senior leadership positions, driving operations and execution with a consistent record of exceeding revenue and profit targets, business transformation, and collaborative leadership.

Steve is a published author on technology and management papers, and developed a patent around Cloud Computing. Steve earned a 1st class degree in Management and Computer Science from Aston University in Birmingham, England.

Hillary Ashton is the Chief Product Officer for Teradata. In this capacity, Hillary leads the global products organization, a diverse team responsible for innovation, product management, engineering and quality, ensuring that our hybrid multi-cloud platform delivers differentiated value to our customers and future customers. Her organization focuses on end-to-end oversight of all technology innovations at Teradata, including defining strategic direction for our hybrid cloud platform portfolio, engineering this strategic direction into high quality products for our customers and delivering a world-class user experience. With a strong grounding in analytics, cloud and leading-edge technologies, Hillary has proven contributions to expanding market share and increasing revenue.

Prior to Teradata, Hillary served as Executive Vice President and General Manager of PTC’s Augmented Reality (AR) business unit. In this role, she was responsible for all operational aspects of the Vuforia SaaS business and its product lines, including executive leadership and vision, strategy, product management, engineering, sales and marketing. Other roles include serving as SVP of Analytics SaaS solutions at Manthan and as Director, Customer Intelligence at SAS. In each of these roles, Hillary has contributed to expanding market share and increasing revenue.

A graduate of Franklin & Marshall College where she earned a Bachelor of Arts (BA) degree in Government, Hillary has been quoted in the press extensively and has spoken at various conference and events worldwide. In 2019 she was named to the National Diversity Council’s (NDC) annual list of the Top 50 Most Powerful Women in Technology.

Claire Bramley is Chief Financial Officer (CFO) of Teradata. A member of the company's Executive Leadership Team, she is responsible for leading the functions of finance, information technology, analytics and security, enterprise risk, and operations.

Claire brings a proven track record of leading large-scale fiscal and operational disciplines, driving financial and strategic planning, and proactive risk management. With extensive senior leadership experience and deep acumen in corporate finance and accounting, as well as excellent knowledge of the technology industry, Claire joined Teradata after serving as Global Controller of HP Inc. There she was responsible for financial controls and compliance, external reporting, and coordinating directly with the company’s Audit Committee. Additionally, she headed HP’s Finance Strategy and Transformation efforts and oversaw Corporate Financial Planning and Analysis.

Previously, Claire served in roles of increasing responsibility within HP’s finance function, including Head of Finance for Europe, Middle East and Africa (EMEA), where she oversaw the company’s $17 billion EMEA business. Claire was also Vice President, Corporate Financial Planning and Analysis at HP, where she supported all business units that, collectively, exceeded $100 billion in revenue. Prior to HP, she served as Acting CFO, Finance Controller and Head of Financial Analysis and Reporting at SSP Group PLC., a leading operator of food and beverage outlets in travel locations worldwide.

Claire holds a BSc. in Accounting and Financial Management from the University of Loughborough, Loughborough, UK. She is a Certified Public Accountant and Chartered Management Accountant.

Stephen Brobst is the Chief Technology Officer for Teradata Corporation. He is widely regarded as an expert in data warehousing and machine learning. He joined the Teradata team in October of 1999 with the acquisition of one the multiple start-up companies that he co-founded. These companies included Strategic Technologies & Systems (acquired by NCR/Teradata), Tanning Technology Corporation (IPO on NASDAQ, and NexTek Solutions (acquired by IBM).

Previously, Stephen taught graduate courses at Boston University and the Massachusetts Institute of Technology in both the MBA program at the Sloan School of Management and in the Computer Science departments of both universities. He received instructor of the year award for two of his last five years in the MET Computer Science department at Boston University and continues to guest lecture at the Massachusetts Institute of Technology, Stanford University, and the Kellogg Graduate School of Management.

Stephen performed Masters and PhD research at the Massachusetts Institute of Technology where his dissertation work focused on load-balancing and resource allocation for parallel computing architectures. He also holds an MBA with joint course and thesis work at the Harvard Business School and the MIT Sloan School of Management. Stephen completed his undergraduate work in Electrical Engineering and Computer Science in just three years at U.C. Berkeley and was awarded with the highest honor given to a graduating senior in the College of Engineering (Bechtel Engineering Award).

Stephen is an elected member of the Phi Beta Kappa, Eta Kappa Nu, Tau Beta Pi, Sigma Xi, New York Academy of Sciences, U.C. Berkeley Alumni Scholars Association, and California Scholarship Federation honor societies. He is also a member of the Association for Computing Machinery, IEEE, Society for Information Management, and Computing Professionals for Social Responsibility. Stephen has served as an advisor to the National Academy of Sciences in the area of IT workforce development.

During Barack Obama's first term he was appointed to the Presidential Council of Advisors on Science and Technology (PCAST) where he worked on development of the Big Data strategy for the US government. In 2014, at the height of the Big Data phenomenon, he was ranked by ExecRank as the #4 CTO in the United States (behind the CTOs from Amazon.com, Tesla Motors, and Intel) out of a pool of 10,000+ CTOs for his role in developing defensible technologies and leveraging those technologies to strengthen competitiveness for Teradata Corporation and its clients.

Stephen has authored numerous journal and conference papers in the fields of data management and parallel computing environments and is an internationally recognized speaker (and practitioner) in the area of breakthrough systems implementation. He holds more than a dozen patents in the area of advanced data management. He co-authored the chapter on “Big Data” for the Handbook of Computer Science (published by the Association for Computing Machinery) and previously co-authored “Building a Data Warehouse for Decision Support” (published by Prentice Hall PTR).

Stephen has authored 100+ technical articles across a wide range of academic and commercial publications. He is also on the XLDB (eXtremely Large Data Base) working group committee at Stanford University. Stephen is a TDWI Fellow and has been on the faculty of The Data Warehousing Institute (TDWI) since 1996. He teaches courses related to Machine Learning and Artificial Intelligence, Agile Analytics, Real-Time Analytics, High Performance Data Warehouse Design, Future Trends in Analytics, Data Visualization, Capacity Planning, Big Data Exploitation, and Enterprise Information Management.