• Harry Simpson


    Harry Simpson is the President and CEO of Crimson Renewable Energy Holdings and its subsidiaries. As CEO of both Crimson and SeQuential, Harry leads their combined operations. Full Bio

  • Company_Tyson

    Tyson Keever


    Tyson helped co-found SeQuential in 2003. Under his leadership, SeQuential has grown into one of the largest and longest-running biodiesel production facilities on the West Coast. Full Bio


  • Paul Wogan


    Paul is responsible for SeQuential’s information technology services and digital infrastructure. He brings more than 25 years of senior management experience in building cross functional teams and systems. Full Bio

  • Joy Medina


    As head of SeQuential’s Human Resource function, Joy oversees all aspects of employee management and builds the company’s culture and values. Full Bio

  • Company_Nancy

    Nancy Sage

    Director of Sales and Marketing

    Nancy is responsible for SeQuential’s sales, marketing and customer service functions. She has more than 20 years’ experience leading sales teams and building customer support infrastructure. Full Bio

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