EXECUTIVE TEAM
Rocky Thurston
ROCKY THURSTON
CEO
Rocky is the Chief Executive Officer of DMI. Under his leadership, DMI develops innovative and differentiated digital offerings aimed at creating value for our customers, employees, and stakeholders. Rocky joined DMI in 2021 and served as Chief Operating Officer. In this role he was responsible for leading the company’s global business strategies that enable DMI to deliver solutions to meet the sophisticated needs of the company’s diverse customer base. Under Rocky’s leadership, DMI expanded and repositioned the company’s Commercial, Federal, and State & Local businesses to align with the company’s vision of becoming the leading digital services provider and the intersection of Public and Private sectors.
Prior to joining DMI, Rocky served as the President for the $1.3B Peraton Citizen Security and Public Services business sector, where he led key initiatives that transformed IT performance across multiple Federal sectors. Prior to Peraton, Rocky held leadership positions of increasing responsibility at Perspecta, AT&T, Accenture, and Lockheed Martin.
Rocky is a proud veteran of the U.S. Air Force with a bachelor’s degree in engineering from the United States Air Force Academy. He also holds an MBA with a concentration in finance.
Trey Theimer
TREY THEIMER
Chief Growth Officer
As DMI’s Chief Growth Officer, Trey Theimer is responsible for achieving the company’s financial objectives through providing superior customer satisfaction levels and increasing win rates by implementing new business development practices, and by pursuing and winning large, needle-moving opportunities.
Trey has amassed more than 20 years of experience in contracting across the federal civilian, defense, intelligence, and state & local markets, she has led both P&L organizations, and teams performing new business capture and sales, pipeline building and corporate integration, restructuring, and acquisition. Prior to DMI, Trey served as Chief Growth Officer at Serco.
Prior to Serco, Trey served as the Vice President of Growth for Peraton’s Civilian and State & Local (CSL) business group where she oversaw the complete business development lifecycle for CSL. During her time with Peraton/Perspecta/HPE, she also served as the Vice President and General Manager for the Department of Homeland Security (DHS) Segment, and as the Director/Team Lead of Business Development for the National Security accounts.
As the daughter and granddaughter of veterans, each of whom served in the United States Army for over 25 years, she is passionate about the market in which she works. She also holds a Bachelor of Science Degree from the College of Business and Behavioral Science, from The Clemson University.
Gary Wang
GARY WANG
Chief Technology Officer
As Chief Technology Officer, Gary Wang is responsible for the strategy and development of DMI’s technology capabilities and delivering innovative digital solutions that drive impactful business and mission outcomes for our clients.
Gary has over 20 years of experience in leading strategy development, creating differentiating solutions and impactful innovations, driving business growth, and consistently outperforming the competition. Prior to DMI, Gary served as the Vice President, Cloud and Application Services at Peraton where he led capability development and solutioning support for their Cloud, Application Development, Information Security, and Enterprise IT Services.
Prior to Peraton, Gary served as the Vice President, Enterprise Solutioning at SAIC where he oversaw the solutioning and pricing support for business capture and proposal development across all SAIC business sectors. Prior to SAIC, he served as the Vice President, Cloud, Infrastructure, and Cyber Security Services at Unisys Federal. He was the winner of the 2020 FCW Fed 100 award for his work supporting multiple government agencies in achieving digital transformation by adopting cloud, DevSecOps, AI/ML, and advanced cybersecurity solutions.
Gary Wang earned his Ph.D. degree from California Institute of Technology. He was a researcher in his early career and was the co-inventor of a commercialized anti-HIV medicine, PREZISTA® (darunavir).
Michael Altshuler
MICHAEL ALTSHULER
Chief Financial Officer
As DMI’s Chief Financial Officer, Michael Altshuler is responsible for leading financial operations, including financial planning and analysis, operational and financial accounting and compliance, as well as treasury and risk management. Mike also works closely with the executive leadership team to set the company’s strategic financial direction and shape the finance organization to support the company’s business goals.
Prior to joining DMI, Mike served as Vice President and Global Controller of Algeco Scotsman, a leading global business services provider focused on modular space, secure portable storage solutions, and remote workforce accommodation management. At Algeco, Mike leveraged his capital markets background to help Algeco navigate through several capital transactions in both the public and private markets. Prior to Algeco, Mike served as Chief Financial Officer for Sallyport Global, Controller for ASRC Federal, and an executive with Ernst & Young LLP.
Mike holds a bachelor’s degree in accounting from Bucknell University and is a Certified Public Accountant.
Marion Ticknor
MARION TICKNOR
Chief People Officer
Collin Dretsch
COLLIN DRETSCH
Chief Legal Officer
As Executive Vice President and Chief Legal Officer of DMI, Collin Dretsch manages DMI’s global legal and regulatory compliance teams and serves as a member of DMI’s executive leadership team. Collin runs DMI’s Legal Department, where his responsibilities include legal strategy, corporate governance, M&A, securities, regulatory compliance, litigation, and IP and employment law. Additionally, he oversees DMI’s Government Contracts, Commercial Contracts, Procurement and Security Departments.
Collin has served DMI for nearly 15 years, including as outside counsel from 2008 to 2013. In 2013, Collin joined DMI as its first General Counsel, where he proceeded to build the company’s internal legal capabilities from the ground up. Throughout his years at DMI, Collin has been involved in numerous acquisitions by the company, as well as both minority and controlling investment transactions in the company.
Prior to joining DMI, Collin practiced law in the Washington, D.C. office of Jones Day, where he primarily advised clients on Mergers & Acquisitions and corporate law matters, as well as maintained a pro bono practice helping with the formation and governance of 501(c)(3) nonprofit organizations. Before attending law school, Collin was an Analyst with a boutique strategy consulting firm, where he gained extensive experience in M&A due diligence and financial/quantitative modelling.
Collin graduated summa cum laude from Princeton University and received his law degree from the University of Virginia. He is a member of the bars of North Carolina, New York and the District of Columbia.
Nelson Fernandez
NELSON FERNANDEZ
Chief Information Security Officer
As Chief Information Security Officer, Nelson Fernandez is responsible for overseeing the Information Technology Center, Corporate Quality Assurance, and Information Security. With nearly 30 years of experience managing information technology and computer systems, he is responsible for all corporate systems as well as adherence to ISO, CMMI, GDPR, SOCII, and CMMC.
Nelson has been with DMI for over eight years. Prior to joining DMI, he served as Director of Information Technology at Community Connections and Netstar-1 Government Consulting where he oversaw IT operations and modernization.
DJ Oreb
DJ OREB
President, Managed Services
As the President of Managed Services, DJ provides guidance and customer insights while retaining loyal and satisfied customers in today’s mobile-connected world. He possesses extensive industry experience in mobile lifecycle management, mobile strategy, help desk, telecom expense management, procurement and MDM management. DJ helps build strong reputable relationships to develop robust mobile programs for customers that drive business results to enhance and grow their mobile eco-system and user experience.
Upon joining DMI, DJ brought with him an extensive background of Information Technology, operations management, mobility management, managed services, systems administration, and project management experience. His customer-focused approach has brought customers new insights on how they manage their mobile programs today.
Amy Rall
AMY RALL
President, Public Sector
Sanjeev Kumar
SANJEEV KUMAR
President, Private Sector
As President of Private Sector, Sanjeev Kumar leads the industry teams who are focused on delivering transformational solutions for clients across Retail, Automotive, Finance, Insurance, Healthcare, and Emerging Markets. Overseeing DMI’s global commercial practices, Sanjeev is responsible for driving customer success, business growth and delivery excellence.
With a relentless passion to maximize peoples’ potential and technology investments, Sanjeev specializes in helping businesses realize value from digital transformation by providing a combined focus on strategy and execution.
Before joining DMI, Sanjeev was a Director in the CIO Advisory Practice of KPMG UK. Prior to that Sanjeev was a Managing Consultant at PA Consulting. During his time at KPMG and PA consulting, Sanjeev worked at C-level with a number of large enterprises to help drive their digital agenda.
Sanjeev graduated from Oxford University with honors and a degree in Engineering Science.
