Management Team

David C. Castaldo, President and Chief Executive Officer

Mr. Castaldo has been a member of management teams in both growth companies and those experiencing financial difficulty. He has over 25 years of experience as an executive of “high-tech” manufacturing, software, and service firms, having served in various positions including president, chief executive officer, chief financial officer, and chief operating officer. Mr. Castaldo has spent the latter part of his career as an executive participating in the successful management of companies through financial restructurings. He has extensive experience in financial matters as well as in the development of product and market strategies. As CEO of MOSAIX, he focuses a great deal of his attention on relationship building with major business and governmental customers. His previous company experience includes software development, analytical instrumentation and devices, laboratory and consulting services, and aerospace instrumentation. Market experience and knowledge includes the pharmaceutical and medical device industries, various materials markets (steel, aluminum, plastics, etc.), aerospace, automotive, and both federal and state government contracting. Mr. Castaldo holds bachelor’s degrees in accounting and information sciences and a Masters’ Degree in Finance. He is a licensed pilot and the co-owner of a successful flight school at Arnold Palmer Regional Airport.

Theresa Dean, Vice President, Operations

Mrs. Dean is a technology executive with a diverse background in software development and system engineering ranging from SaaS applications and e-commerce websites to military defense systems. She previously held development and management positions with technology firms in which she established a solid record of effective leadership. She is particularly adept in recognizing excellence in individuals and inspiring team members to achieve their potential while working toward project and organizational objectives. Theresa combines her passion for elegant design and empathy for people to create innovative software solutions and engaging product experiences. When not managing MOSAIX’s engineering operations, Theresa volunteers as a mentor for organizations such as MentorNet and Girl Develop IT. Theresa holds a Bachelor of Science in Computer Science from the University of Pittsburgh.

Jennifer L. Rouse, Vice President, Client Services

Ms. Rouse has over ten years of experience managing teams that design and implement data collection and management systems in both business and government settings. In her role as VP/Client Services, Ms. Rouse helped customers understand complex technical issues and acts as a bridge communicating their needs to the internal engineering teams of the firm. She has accumulated significant contract management expertise through her work with many state and federal agencies. She has provided leadership within the groups she has worked with, helping them assess priorities, develop strategies, and reach consensus decisions. She served as the Deputy Project Director of the Health and Human Services/Substance Abuse Mental Health Services Administration’s (HHS/SAMHSA) Data Information Technology Infrastructure Contract (DITIC) and Data Collection Reporting Analysis (DCAR) contracts. In her work with SAMHSA, Ms. Rouse collaborated with the agency and its grantees to develop web-based grantee reporting, evaluation, and technical assistance monitoring systems. She has also worked with a number of federal and state agencies to design, conduct, and develop tools for evaluation studies including SAMHSA, ONDCP, and CDC and numerous state agencies. Jennifer holds a Bachelor’s Degree in Social Science and a Master’s Degree in Business.

Xiaoyan Zhang, Ph.D., Senior Consulting Scientist

Dr. Xiaoyan Zhang, Ph.D. is a Senior Consulting Scientist at MOSAIX Software, Inc. Prior to this he served as the President and CEO of KIT Solutions, LLC. Applying his academic training in social science research methodology and statistical analysis, Dr. Zhang devoted the past two decades of his professional life to developing innovative information technology solutions in the field of substance abuse prevention. He was the project director for SAMHSA’s Data Information Technology Infrastructure Contract (DITIC), a national data system for substance abuse prevention. Dr. Zhang was a Member of the Council of Senior Scientists for the Policy and Evaluation Project at the University Center for Social and Urban Research, at the University of Pittsburgh (2006 – 2008); a Member of the National Advisory Council on Drug Abuse, National Institute on Drug Abuse, Department of Health and Human Service (2007 – 2010). He received the Award of Excellence from National Prevention Network (NPN) in 2007. While President of KIT Solutions, Dr. Zhang was a finalist in 2008 for the Ernst & Young Entrepreneur of the Year Award for the local region.