Douglas Zemba is the Chief Financial Officer and Treasurer at The ExOne Company where he is responsible for all financial management and accounting matters. Mr. Zemba has served as our Chief Accounting Officer and Assistant Treasurer since 2013年3月26日, through which he has had responsibility for the Company’s global accounting and financial reporting. Mr. Zemba joined the Company on 2013年1月1日 as Director of Finance shortly before the Company’s initial public offering on 2013年2月7日. Prior to joining the Company, Mr. Zemba was a Senior Manager in the Assurance practice of the Pittsburgh, Pennsylvania office of PricewaterhouseCoopers LLP (“PwC”). Mr. Zemba joined PwC in 2003 holding various positions within the Assurance practice servicing both public and private clients in the manufacturing, industrial products, and metals industries. Mr. Zemba received a BS degree in Accounting from The Pennsylvania State University in 2002.