• Executives - David StewartDavid Stewart
    Vice President & General Manager

    David Stewart is vice president and general manager of immixGroup, the public sector business unit within the enterprise computing solutions division of Arrow Electronics (NYSE: ARW). immixGroup, founded in 1997 and acquired by Arrow in 2015, has become the largest value-added distributor of enterprise IT products for the U.S. public sector.

    Stewart joined immixGroup in 2003 and served as vice president of sales for eight years before becoming vice president and general manager. He led the sales organization to focus on helping enterprise software and hardware companies do business with the government, no matter their size or experience in the market. Stewart also led the launch six years ago of immixGroup’s platform of services, which now helps grow public sector revenue for 350 hardware and software companies and 1,200 solution providers, systems integrators, value-added resellers and other channel partners.

    Stewart has more than 30 years of experience in the technology sector and has a track record of identifying market opportunities, building a structure to take advantage of those opportunities and nurturing consistent corporate growth and success.

    His career also includes 18 years at IBM Corp., as a global solutions sales executive managing sales, channels and product go-to-market strategies for the telecommunications and media vertical.

    Stewart has a bachelor’s degree in business administration and finance from Virginia Tech.

    Executives - Troy FortuneTroy Fortune
    Vice President of Sales,
    Infrastructure and Partner Alliances

    Troy Fortune is responsible for the sales performance, go-to-market strategy and day-to-day operations for the immixGroup Infrastructure Systems Group business, as well as leading the overall channel organization. He joined Arrow Electronics, immixGroup’s parent company, in 1995 after more than 25 years of direct and indirect sales leadership experience, mainly focused on the storage industry. Fortune was an integral part of establishing a dedicated storage business unit and has led field and inside sales teams in both the commercial and public sector markets. He has also been instrumental in helping manufacturers establish and implement their channel strategies.


    Executives - Vaughn HarmanVaughn Harman
    Senior Director, Enterprise Solutions

    Since 2008, Vaughn Harman has managed and developed immixGroup's enterprise sales teams.  A successful sales and business development executive, Harman has a proven track record of building and leading sales teams selling IT solutions to both government and commercial markets.  His sales and management experience spans more than three decades, including experience in negotiating and closing complex enterprise technology agreements, developing lead generating marketing programs and establishing strategic alliances for corporations such as Xerox and Computer Associates (CA).  He has a bachelor’s degree in business administration with concentrations in marketing, finance and international business from Towson University.


    Executives - Tim LarkinsTim Larkins
    Director, Market Intelligence

    After earning his MBA in 2010, Tim Larkins joined immixGroup as an individual contributor, specializing in opportunity identification, forecasting, and trend analysis. Now as the Market Intelligence director, Larkins focuses on personnel management and strategic pursuits (such as developing a proprietary database of intelligence on COTS opportunities, creating an analytics capability, and business development and capture support). His team helps drive value and growth to immixGroup and its suppliers and partners. Prior to joining immixGroup, Larkins had eight successful years in sales and business development. He earned his MBA from Benedictine University and a bachelor’s degree in psychology from Furman University.


    Photo of Jeff EllinportJeff Ellinport
    Division Counsel

    Jeff Ellinport manages legal and compliance functions and oversees immixGroup’s 40+ contract vehicle programs. He is responsible for reviewing the ongoing engagements with original equipment manufacturers, software publishers, cloud service providers and their partners. He has deep knowledge and experience in government contract vehicles, federal procurement regulations, IT licensing, cloud services, subcontract agreements, government relations and federal contract claims. Prior to joining immixGroup in 2006, Ellinport held senior corporate counsel positions with companies including Qwest Communications Corp. (Century Link), Inktomi (Yahoo!), and Siebel Systems (Oracle). Ellinport has a bachelor’s degree in political science from Bates College and a JD from George Washington University.

    Executives - Rita WilsonRita Walston
    Senior Director, Marketing Programs

    Rita Walston oversees strategic programs for Arrow ECS’s commercial business units and the immixGroup public sector channel marketing team. Her team provides strategic and tactical marketing planning, logistics, management and support to IT manufacturer suppliers and solution provider partners. She’s also the lead on immixGroup’s annual Government IT Sales Summit, the industry’s preeminent event. Her 25-year career includes IT business development and sales, publishing and media market research. Walston has a master’s degree in creative writing from Queens University of Charlotte and a bachelor’s degree in communications from Wayne State University in Detroit.