Mr. Nostaja is a Senior Vice President in Sibson’s New York office with extensive experience in organizational effectiveness and in creating high-performing organizations. Mr. Nostaja is the firm's National Organizational Effectiveness Practice Leader and provides a wide range of services to clients including strategic planning and initiatives involving organizational, operational and cultural transformation.
Before joining Sibson, Mr. Nostaja was the founder, president and CEO of Excelcor, a leading professional services firm specializing in strategic planning, organizational improvement and the creation of high-performing work cultures. He led all aspects of the firm including its business development, client relations and project management functions. The Segal Group acquired Excelcor in 2014.
Mr. Nostaja received a BS from California State University, Northridge. He has served on numerous boards and commissions, including the State of California Workers' Compensation Task Force, the State of California Tourism and Marketing Commission, and the Buffalo Niagara Medical Campus. Mr. Nostaja has also served on the boards of several philanthropic organizations, including the United Way, the American Red Cross and the Los Angeles Family Housing Corporation.