Parsons Corporation Acquires Sealing Technologies, Inc.

Parsons Acquires Altamira Technologies Corporation

January 16, 2026

Aerospace & Defense

Parsons Corporation has acquired Altamira Technologies Corporation in a cash transaction of $330 million with an additional $45 million earn-out, valuing the deal at up to $375 million. The acquisition brings Altamira’s ~600 engineering and cleared workforce and advanced capabilities in signals intelligence, AI/ML analytics, missile warning and space mission support into Parsons’ Defense & Intelligence business to expand the company’s SIGINT, cyber and space offerings for Department of Defense and Intelligence Community customers.

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 IPKeys Power Partners

March 14, 2023

Cybersecurity

Parsons Corporation has acquired IPKeys Power Partners, a Tinton Falls, New Jersey-based provider of cloud-based cybersecurity and enterprise software for utilities, for $43 million. The acquisition expands Parsons' critical infrastructure protection and grid modernization capabilities by adding IPKeys' IT/OT cyber and operational security platforms and established utility customer base.

Parsons Corporation Acquires Braxton Science & Technology Group

November 19, 2020

Aerospace & Defense

Parsons Corporation completed the acquisition of Braxton Science & Technology Group for $300 million (reported as $258 million less the tax asset). Braxton, headquartered in Colorado Springs, Colorado, brings more than 370 employees and expands Parsons' capabilities in satellite operations, ground system automation, flight dynamics, and space cyber for defense and intelligence customers.

Parsons Corporation Acquires QRC Technologies from DC Capital Partners

July 22, 2019

Aerospace & Defense

Parsons Corporation has agreed to acquire QRC, LLC (QRC Technologies) from private equity firm DC Capital Partners for $215 million in cash. The acquisition brings RF spectrum survey, signals intelligence and electronic warfare hardware and IP into Parsons’ portfolio to expand its defense and intelligence capabilities and accelerate actionable intelligence offerings.