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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.
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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 […]