Management Team

It's as much about who we are as what we do.

Frank McMahon Frank McMahon, Co-Founder

Frank’s primary roles at CoreMatrix are executive leadership, strategic planning, financial management, business development, and operations management. Before starting CoreMatrix, Frank’s 20 years of experience as a top performer in sales and sales management positions for leading enterprise software companies such as Siebel, Oracle and Texas Instruments brought him wide respect and fueled his desire to start a company that could deliver technology expertise with a human touch.

Paul Nix Paul Nix, Co-Founder

Paul’s primary roles at CoreMatrix are executive leadership, strategic planning, business development, and partner management. Paul brings 25 years of renowned executive leadership, sales management and partner channel management to the CoreMatrix team. His background includes 20 years of highly successful sales and sales management in the application software arena, primarily at Siebel and Oracle.

Mark Werrell Mark Werrell, Vice President, Consulting Services

Mark leads all aspects of client delivery at CoreMatrix, ensuring project success and driving 100% customer satisfaction.  He brings deep experience in consulting services gained from managing both established and rapid growth consulting organizations.  Mark brings more than 20 years consulting services experience, including 8 years with Cambridge Technology Partners (CTP), where he was a member of the founding team in the United Kingdom.  Earlier, Mark held leadership positions at Cap Gemini and Oracle.  He is the co-author of “The Executive’s Guide to Web Services.”

Mary Keller Mary Keller, Vice President, HR, Finance and Administration

Mary plays two key roles here at CoreMatrix.  She leads our mission-critical Human Resources organization as well as Finance. Prior to her time at CoreMatrix, Mary spent 15 years at J.P. Morgan with responsibility for a global population of 3,000 employees. Earlier in her career, Mary managed the recruiting function for the engineering and technology divisions of The Port Authority of NY and NJ.

Joan Rothman, Joan Rothman, Vice President of Marketing

Joan leads all marketing initiatives and corporate communications for CoreMatrix.  She has broad experience in driving all aspects of marketing for both large corporations and tech start-up firms.  Joan spent more than 15 years at Dun & Bradstreet, leading U.S. and global marketing teams. Earlier, Joan was Vice President of Global Solutions Marketing at IBM. More recently, Joan served as the head of marketing at Authentidate and Worktopia. Joan has been a featured writer in many marketing publications and speaks at numerous industry conferences.