ManTech International Corporation entered into a definitive agreement to acquire Definitive Logic Corporation on August 1, 2023. Definitive Logic will maintain its Arlington office, and co-founder and CEO Paul Burke will lead the team and also be part of ManTech's growth and innovation organization. The acquisition is expected to add 330 employees to the contractor's workforce.

The acquisition is subject to customary closing conditions, including approval under the Hart-Scott-Rodino Act, and is expected to be completed by early fall. Charles Katz of King & Spalding LLP acted as a legal advisor to ManTech International Corporation.