Andrew Bartolini is a globally recognized expert in sourcing, procurement, accounts payable, and supply management. At Ardent Partners, Andrew focuses his research and efforts on helping enterprises develop and execute strategies to achieve operational excellence within their procurement and finance departments. Andrew is also the publisher of CPO Rising, the first independent media site written for and about Chief Procurement Officers and other procurement executives.
Greg Tennyson is a recognized global executive with extensive experience leading transformative change across a wide range of organizations including operations, procurement, customer support, supply chain, shared services, finance and contracts for Fortune 50 to 1000 companies, across a number of vertical markets. Greg was previously the Chief Procurement Officer (CPO) at Salesforce.com and Oracle Corporation having source-to-settle (inclusive of Accounts Payable and Fixed Assets) and travel-to-expense global functional responsibilities.
A thought leader in the area of procurement and supply management, Constantine has over 20 years of experience, playing strategic roles in a wide spectrum of organizations related to consulting, product marketing, product development and market research. Throughout his career, he’s engaged business leaders and the broader analyst and technology community with strategic content, speaking engagements, research, webinars, and industry articles. Constantine is focused on analyzing technology business trends and promoting leading technology around procurement and supply management.