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.

David Hollenbach
President and CEO

David A. Hollenbach

Mr. Hollenbach is President and CEO of DSoft Technology. David graduated from the US Air Force Academy in 1987 with a Bachelor of Science degree in Engineering Mechanics and later received his Master of Science degree in Systems Engineering from the Air Force Institute of Technology.  He has worked on a variety of systems engineering and IT projects throughout his career. His domain experience ranges from work on military, civil, and commercial space-related projects as an engineer/analyst and military operations planner and operator, to ecommerce projects as a systems engineer and project manager. He is a service-disabled veteran.

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Principal Consultant, Civil, Commercial & Non-Profit Sector

Pat Matthews

Mr. Matthews is the Principal Consultant of Civil, State, Local Government and Commercial Sector Operation for DSoft Technology supporting non-DoD government customs as the federal, state and local levels, commercial, and non-profit organizations. Prior to joining DSoft Technology in 2018, he managed applications development for several Colorado state agencies as a senior leader within the Governor’s Office of Information Technology where he assessed service gaps, determined root causes, and developed a strategic roadmap to efficiently align IT resources along business functions for improved service delivery at eight departments. After graduating from the United States Military Academy at West Point, he served for 20 years as an Army officer in tactical infantry and aviation units in Iraq, Korea, and the homeland. His multi-service experience includes four Office of the Secretary of Defense joint test and evaluation projects. Mr. Matthews is a service-disabled Veteran and is professionally certified in project management, systems engineering, knowledge management, ITIL, and is a Lean Six Sigma Green Belt.

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Principal Consultant, Department of Defense Sector

Dr. Joseph M. Fulton

Dr. Fulton is the Principal Consultant of the Department of Defense Sector Operations for Dsoft Technology supporting DoD government projects. He provides leadership and direction on activities supporting space and defense efforts. He is a retired Lt Col from the U.S. Air Force with extensive operational and leadership experience in the space domain, MILSATCOM acquisitions, requirements development for the nation’s space protect and defend missions and retired while serving as the Deputy Head of the U.S. Air Force Academy’s Astronautics Department. He has a degree in Astrophysics and a PhD in Astronautical Engineering.

Corporate Senior Contracts Manager

Marie Martin

Marie Martin is the Corporate Senior Contracts Manager for DSoft Technology.  She has been with DSoft Technology since May 2018. Previous to DSoft Technology, she has been supporting contracts and subcontracts since 2001 working for various companies, such as TRW, Northrop Grumman Corporation, ManTech International and Harris Technologies, on various programs. She spent the previous 7 years working for a Service Disabled Veteran-Owned small business as the Contracts Manager managing cradle-to-grave government and commercial contracts. Marie is a certified government contracts manager receiving her Master’s certificate in Government Contracting through George Washington University in July 2008. She has also been an active member of the National Contract Management Association (NCMA) in the Florida chapter of Brevard, County since May 2018.

Human Resources Manager

Erin Johnson

Erin Johnson, HR Manager for DSoft Technology, is a seasoned professional with dynamic experience.  Recently, Erin assumed a board position with the Colorado Springs Society for Human Resources Management as their VP of Membership. Throughout Erin’s career, she has been committed to creating an inclusive and collaborative atmosphere where employees can thrive. Her cross-industry exposure, ranging from non-profits to municipalities, has honed her ability to adapt HR strategies to various work cultures.  Erin has a proven track record in recruiting, change management, benefits administration, and compliance and is a versatile HR professional who combines expertise with a forward-thinking approach. 

Program Control, Accounting Manager

Diana Legaspi Flores

Diana Legaspi Flores is the Program Control/Accounting Manager for DSoft Technology. Since starting in September 2016, Diana has managed corporate accounting functions, procedures, financial controls, budgeting and forecasting to evaluate company and contract/program status. Her collaborative approach and strong commitment to team success directly contribute to the overall success of the company.