 HOUSTON--BUSINESS WIRE--PROS NYSE: PRO, a provider of AI-powered solutions that optimize selling in the digital economy, today announced that Martin Simoncic, a seasoned leader with deep expertise in customer success and professional services, has joined the company as Chief Customer Officer CCO. Reporting directly to Les Rechan, PROS Chief Operating Officer, Simoncic will lead the Customer Experience and Engagement CEE organization to drive end-to-end customer engagement and platform 