Our People
Make the Difference


About ESi

ESi began operations in 1998 with a vision to engineer solutions that support our customer’s mission to safeguard our country. With only a handful of dedicated employees and a single DoD contract, ESi has grown from that small group of people to a company of experts within the Intelligence Community. Today, ESi continues to develop solutions for our customers in Software Engineering, Mission Systems, Mission Assurance/COOP, Proposal Consulting, and Technology Research & Application.
Learn about ESi’s capabilities



In the community

Over the years ESi and its employees have generously donated their time and money to deserving charitable causes.
Learn how ESi employees are making a difference in the community



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News & Social

  • Halloween at ESi November 1, 2019 - We hosted our annual Trick-Or-Treat Halloween party at the ESi office on Tuesday, October 29th.   Superheroes, princess and monsters filled the corporate halls and filled their baskets with candy!     After trick-or-treating, everyone headed to the conference room for pizza, games and music… At the end of the night we tallied votes for […]
  • ESi Software Engineer Wins USTA 3.5 National Championship October 30, 2019 - An ESi Software Engineer was on the team that won the USTA Women’s 3.5 National Championship in Oklahoma City, Oklahoma, October 18 – 20, 2019.   The team, self named “A LEEgue Of Our Own,” (The team coach’s last name was Lee), represented the Mid Atlantic States (MD, DC and VA).    To win first place, the […]