McNally Capital, ClearSky and Nio Advisors Invest in Altamira Technologies

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.

McNally Capital and Nio Advisors Invest in Xcelerate Solutions

January 12, 2023

Aerospace & Defense

McNally Capital, alongside partner Nio Advisors, completed a platform investment in Xcelerate Solutions, a McLean, Virginia–based national security and defense advisory firm that provides enterprise security, digital transformation, and strategic consulting services. The transaction establishes Xcelerate as a platform for growth—with management remaining in place—and McNally plans to pursue M&A and capability expansion to support the company's target to grow to a $500M firm.

McNally Capital Invests in Quiet Professionals, LLC

May 21, 2025

Aerospace & Defense

McNally Capital, partnering with Nio Advisors, acquired Quiet Professionals, a Tampa-based defense technology and intelligence contractor, in a late‑2024 investment. The investment will support Quiet Professionals’ next-phase growth — expanding analytics, AI, cybersecurity, and geospatial capabilities while preserving existing management and pursuing organic and inorganic growth.

McNally Capital and Nio Advisors Acquire Orbis Operations

April 8, 2021

Aerospace & Defense

McNally Capital, alongside co-investor Nio Advisors, has acquired Orbis Operations, a provider of intelligence, national security advisory, software engineering, cyber services, and situational awareness training. The acquisition is a platform investment for McNally Capital (from its committed buyout vehicle) to expand its capabilities and presence in the national security and intelligence sector.

Xcelerate Solutions Acquires clearAvenue

October 7, 2025

IT Services

Xcelerate Solutions, a portfolio company of McNally Capital, has acquired clearAvenue, a Columbia, Maryland-based provider of software development, AI/ML, big data analytics and cloud services for federal agencies. The acquisition expands Xcelerate's technical capabilities and the combined business will operate as Xcelerate Solutions, with the combined organization representing roughly 1,500 technology professionals.

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).