Executive Team

John A. Roberts

Chief Executive Officer and President

Mr. Roberts brings deep operational and financial experience to CGI with a strong track record of disciplined growth, operational excellence, and shareholder value creation in multiple public and private healthcare technology and service companies including InfoLogix, AdvantEdge Healthcare Solutions, Clarient and, most recently, VirMedica. His professional background includes a deep understanding of clinical and healthcare billing, diagnostics, clinical operations, and healthcare-focused IT. In addition, Mr. Roberts is a long-standing board member and incoming President-elect of the Drug Information Association (DIA), a neutral, global nonprofit association focused on advancing health care product development around the world by connecting stakeholders to interdisciplinary insights and innovation.

Mr. Roberts has a Master of Business Administration and Bachelor of Science from the University of Maine. He has served as a recognized thought leader and expert panelist for numerous publications and programs related to corporate finance and mergers and acquisitions in the healthcare industry.

Igor Gitelman, CPA, MBA

Chief Accounting Officer

Igor Gitelman joined Cancer Genetics, Inc. in 2017 as principal accounting officer (Chief Accounting Officer). Prior to joining the Company, Mr. Gitelman served as an AVP of Finance and Tax at clinical diagnostic laboratory, BioReference Laboratories, Inc., from October 2005 to October 2016. During this time, Mr. Gitelman held various positions of increasing responsibility managing the company’s internal audit function, SEC financial reporting, tax and corporate finance functions as well as leading the finance team through numerous mergers and acquisitions while managing the organic growth that BioReference experienced in this time-period. Prior to that role, Mr. Gitelman was a senior manager of tax and financial reporting at Gucci Group from May 2003 to May 2005 where he managed all aspects of the company’s tax planning, compliance and audits on federal, state and international levels as well as the company’s tax accounting function. Mr. Gitelman worked as a senior intermediate accountant at UBS Painewebber from May 2000 to April 2003, and, prior to that position, Mr. Gitelman worked as an associate at PricewaterhouseCoopers, LLP from May 1998 to July 1999 serving as a consultant on various clients from July 1999 to May 2000. Mr. Gitelman holds a BBA and an MBA degree in accounting form Pace University’s Lubin School of Business. Mr. Gitelman is a Certified Public Accountant.

Michael McCartney

Chief Commercial Officer

Mr. McCartney has more than 20 years of life sciences, diagnostic and lab services industry experience with senior level responsibilities in sales management, global marketing and business development. Prior to joining Cancer Genetics, Mr. McCartney served as the Chief Executive Officer at SciKon Innovation, Inc., an early-stage life science company, where he was responsible for guiding the company through fundraising activities as well as developing and executing an exit strategy for the company. Prior to his appointment as CEO, Michael served as Chief Operating Officer at SciKon, where he was responsible for developing the sales and marketing organizations, creating the overall sales process, strategic direction, as well as company and individual goals. Early in his career, Mr. McCartney held positions across multiple disciplines at BioAgilytix Labs, Roche, Siemens and Abbott.

Mr. McCartney holds a Master of Business Administration degree from LaSalle University in Philadelphia and a Bachelor's degree in Business Administration with an emphasis on finance from Indiana University of Pennsylvania.


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