DSoft Technology's commitment to excellent client service and products stems directly from the company's leadership and management team. Our first priority is serving our clients using proven techniques, the appropriate technology and approaches, talented teams, and a heartfelt commitment to our client's success. Below you can find information on DSoft Technology's Management Team.

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President

Mark Terseck

Mark has more than 30 years of service to America's DoD and Civil space programs in both government and industry roles. Mark has led organizations supporting MDA, NASA, and the US Army, supporting programs including the US Missile Defense System (MDS), the Space Shuttle Program, and the US Air Force Eastern Test Range. Mark's executive experience is in operations and business growth strategy development and execution.

Leadership through Experience - Yulista

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General Manager

Diana Legaspi Flores

Diana Legaspi Flores has over 20 years of experience spanning banking, insurance, small business, and nonprofit sectors, with a focus on accounting, customer service, and operations. As General Manager at DSoft Technology, she oversees the day-to-day operations of DSoft Technology Company, ensuring the success of DoD and Civil project managers and delivery teams while coordinating essential cross-functional support with corporate operations. Diana's expertise in financial and operational decision-making, paired with her customer-first approach, has driven organizational success.

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Pat Matthews
Yulista Program Integrator and DSoft Program Manager

Pat Matthews

Pat Matthews has over 35 years of experience in both government and industry, serving the United States military, state and local government, and commercial sectors. As Yulista's Program Integrator and DSoft's Program Manager, he leads teams supporting federal agencies and non-DoD government customers at various levels. Prior to joining DSoft Technology in 2018, Pat managed application development for several Colorado state agencies, optimizing IT resources to improve service delivery. A West Point graduate and service-disabled veteran, Pat also has extensive military experience, including combat service and leadership in multiple defense projects, and holds certifications in project management, systems engineering, ITIL, and Lean Six Sigma.

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Paul Williams
Project Manager

Paul Williams

Paul Williams is a Project Manager and Space Force and Air Force veteran with over 20 years of experience leading operations, personnel, and program development. He is an expert in Special Access Programs (SAP), Space Electronic Warfare, and intelligence operations, with a proven ability to manage high-variability projects across diverse stakeholder groups. Paul has extensive experience supporting Space Operations Command, USSPACECOM, and international partners in mission planning, contingency planning, and capability deployment. Known for his leadership, strategic vision, and strong business acumen, he excels at developing strategies to enhance organizational impact and meet sponsor needs.

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