Parsons Acquires Altamira Technologies Corporation

Parsons Acquires Chesapeake Technology International (CTI) for $89M

July 1, 2025

Aerospace & Defense

Parsons Corporation has acquired Maryland-based Chesapeake Technology International, Corp (CTI), a portfolio company of Bluestone Investment Partners, in a transaction valued at $89 million. The acquisition adds CTI's electromagnetic-warfare and all-domain solutions and its ~225 employees to Parsons' Defense & Intelligence business, strengthening Parsons' capabilities for Special Operations and INDOPACOM customers and is expected to be accretive to revenue and adjusted EPS.

Parsons Corporation Acquires BlackSignal Technologies

July 30, 2024

Cybersecurity

Parsons Corporation has entered into a definitive agreement to acquire BlackSignal Technologies, LLC from Razor's Edge Management, LLC for $200 million in cash. The deal — expected to close in August 2024 — will integrate BlackSignal into Parsons' Defense & Intelligence business unit and expand Parsons' electronic warfare, cyber, and AI/ML-enabled signal processing capabilities for Department of Defense and Intelligence Community customers.

Parsons Corporation Acquires Sealing Technologies, Inc.

September 13, 2023

Cybersecurity

Parsons Corporation acquired Columbia, Maryland-based Sealing Technologies, Inc. in a transaction valued at up to $200 million (including $175 million cash at closing and a $25 million earn-out). The acquisition expands Parsons' defensive cyber, AI/ML, edge computing, and critical infrastructure protection capabilities and brings nearly 150 SealingTech employees (70% with security clearances) into Parsons' Defense & Intelligence unit.

Altamira Technologies Acquires Virginia Systems & Technology (VaST)

March 1, 2023

Aerospace & Defense

Altamira Technologies Corporation has completed the acquisition of Virginia Systems & Technology, Inc. (VaST), a Warrenton, Virginia-based signals intelligence (SIGINT) mission company. The deal expands Altamira’s SIGINT capabilities and brings VaST’s mission-focused engineering, TCPED expertise, and national security customers into Altamira’s portfolio (Altamira is PE-backed and serves as the platform for this add-on).

McNally Capital, ClearSky and Nio Advisors Invest in Altamira Technologies

July 24, 2019

Aerospace & Defense

McNally Capital led a platform investment in Altamira Technologies, a provider of analytics, engineering and cyber services to the U.S. national security community, with participation from ClearSky and Nio Advisors. The investment will support Altamira’s continued organic growth, investment in new solutions and pursuit of strategic acquisitions; Ward McNally will join Altamira’s board.

Parsons Acquires OGSystems

January 8, 2019

Aerospace & Defense

Parsons Corporation acquired OGSystems, a Chantilly, Virginia-based provider of geospatial intelligence, big data analytics, and sensor technologies, to expand its capabilities in defense, intelligence, space operations, and critical infrastructure markets. OGSystems — a General Catalyst portfolio company — will augment Parsons' AI, cloud, and geospatial analytics offerings; deal advisors included Goldman Sachs and Latham & Watkins for Parsons and Baird and Ropes & Gray for OGSystems.