Business Sustainability. Sustainable Results.


Someone once said, “Leadership is the capacity to translate vision into reality.”  At SDI, our leadership team works with you to construct a roadmap for you and your staff.  Our leadership team is proficient at sourcing best practices and service models that harness the power of your organization’s purchasing, supply chain, and outsourcing functions.  In the end, we take those functions and translate them into deliverable results.

Executive Leadership:

Carmen Castillo, President

Carmen founded SDI International Corp. in 1992 with an eye toward leveraging emerging technologies to rationalize business processes and deliver cost savings. Carmen’s daily responsibilities as President/CEO of SDI revolve around the overall coordination of company operations, sales cycles, and customer service efforts. She evaluates new markets for SDI’s service offerings and monitors compliance with contract administration and corporate agreements. With her “Build Globally, but Think Locally” mantra, Carmen continues to fulfill her vision, leading her organization into new markets each year.  She is also a board member of the United States Hispanic Chamber of Commerce.

Michael Clough, Vice President

Michael Clough serves as Vice President of SDI International and oversees SDI global operations across all lines of business. Having been with SDI since 1993, Michael previously served as director of the company. He brings more than 20 years of Business Process Outsourcing and Managed Services experience to the company. Michael has spent most of his career in the supplier management arena with primary focus on indirect commodity lines, including consulting, education/training, marketing/communications, finance, and human capital services.

Brendan Curran, Senior Director of National Programs

Brendan Curran is the Senior Director of National Programs for SDI International, Inc. He leads the delivery and service organization for SDI’s source to pay and procure to pay solutions and manages the client expectations and all program delivery and program KPI processes. Prior to SDI, Brendan was the Managing Director of North Carolina and Canada service territories for an IT Solutions company. Brendan also held roles overseas as the Controller and Director of Finance for European subsidiaries and has over 15 years audit management experience. Brendan earned a bachelors’ degree in accounting from the State University of New York at Buffalo, holds an MBA in International Finance from St. Bonaventure University, and is a licensed certified public accountant in New York State.

Global Operations Leadership:

Cherie Mainville, National Accounts Manager

Navin Gautham P, Director, India Operations

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