Deal Timeline

Plotted by close date where disclosed, otherwise announcement. Select any marker to jump to the deal entry.

The Rationale That Repeats.

Three patterns show up across CACI INTERNATIONAL's deal book — what the team buys, how it pays, and how it integrates. The patterns are the throughline; the deals below are the evidence.

01
Acquisition criteria
Buy mission technology, not just headcount.
CACI's recent flagship deals — ARKA Group ($2.6B, space-based sensing), Azure Summit ($1.275B, RF/electromagnetic spectrum), LGS Innovations and Mastodon ($975M, SIGINT/EW/cyber products) — all add differentiated, productized technology rather than commodity staffing. Management repeatedly frames these as expanding CACI's offerings across ISR, electronic warfare, and signals intelligence for escalating-threat environments.
ARKA Group, L.P.Azure Summit TechnologyApplied InsightID TechnologiesSA Photonics
02
Capital deployment
A disciplined cadence of cleared, government-facing tuck-ins.
From AlphaInsight and Information Systems Support (2006) through Athena, Dragon Development and IQM (2007) to ID Technologies (2021) and Applied Insight (2024), CACI consistently absorbs small-to-mid federal IT and intelligence firms — many with highly cleared workforces — to deepen its presence with the Intelligence Community, DoD, and federal civilian customers.
ARKA Group, L.P.Azure Summit TechnologyApplied InsightID TechnologiesSA Photonics
03
Integration approach
Debt-financed scale-ups timed to step-change capability.
The largest deals are paired with fresh credit facilities, term loans and senior notes (the L-3 NSS, Six3, Azure Summit and ARKA acquisitions each appear alongside financing 8-Ks), letting CACI move opportunistically into adjacent technology domains — space, electronic warfare, photonics — when assets become available.
ARKA Group, L.P.Azure Summit TechnologyApplied InsightID TechnologiesSA Photonics

The Full Deal Book

10 acquisitions. Each entry carries the deal value, financing structure, target revenue, executive commentary, and the original SEC filing — the evidence behind the patterns above.

01 ARKA Group, L.P. · Reston, Va. (CACI); ARKA operations across the U.S. $2.6B
Announced Dec 2025 Closed Mar 2026 all cash
space-based sensorsground-based software processingactionable intelligencenational security spacedefense capabilities

ARKA, acquired from funds managed by Blackstone Tactical Opportunities, supports national security missions through its space-based sensor portfolio and ground-based software processing, accelerating delivery of actionable intelligence to the warfighter. CACI and ARKA share a heritage spanning more than sixty years.

Why it was attractive
  • ARKA's space-based sensor portfolio and ground-processing software gave CACI scaled capability in the fast-growing national-security space market that it could not build organically at the same pace
The acquisition of ARKA represents a significant step forward in our space strategy. They bring deep experience and proven performance as a best-in-class provider of national security space and defense capabilities, which has been enhanced by Blackstone's constructive stewardship of the business during their ownership.John Mengucci — President and CEO, CACI International Inc
For our shareholders, the acquisition of ARKA positions CACI to capture significant future opportunities in the space domain across Intelligence Community, U.S. Space Force, and other Department of War customers.John Mengucci — President and CEO, CACI International Inc
02 Azure Summit Technology · Reston, Va. (CACI) $1.275B
Announced Sep 2024 Closed Dec 2024 all cash
radio frequency (RF) technologyelectromagnetic spectrumintelligence surveillance and reconnaissance (ISR)electronic warfare (EW)signals intelligence (SIGINT)

Azure Summit Technology advances Department of Defense mission outcomes with a portfolio of high-performance radio frequency (RF) technology and engineering talent focused on the electromagnetic spectrum.

Why it was attractive
  • Azure Summit added differentiated high-performance RF technology and electromagnetic-spectrum engineering talent in an area of escalating defense demand
Azure Summit's core capabilities and technology bolster CACI's market-based strategy by expanding our offerings in intelligence, surveillance and reconnaissance (ISR), electronic warfare (EW), and signals intelligence (SIGINT) across multiple domains, platforms and customer sets.John Mengucci — President and CEO, CACI International Inc
In an environment of escalating global threats, the employees of both CACI and Azure Summit are culturally aligned and driven to support the most critical, sophisticated missions of our nation and our allies.John Mengucci — President and CEO, CACI International Inc
Post-close · earnings-call commentary

John Mengucci, Q2 FY2025 earnings (Jan 22, 2025): CACI closed and integrated the previously announced strategic acquisitions of Azure Summit and Applied Insight, raising fiscal 2025 guidance.

03 Applied Insight $314.2M
Announced Oct 2024 Closed Dec 2024

Applied Insight was announced by CACI as one of two strategic acquisitions (alongside Azure Summit Technology) in its fiscal Q1 2025 results. Deal terms were not disclosed in CACI's SEC filings. $314.2 million (purchase consideration, net of cash acquired).

We accelerated our disciplined and opportunistic approach to capital deployment by announcing two strategic acquisitions, Azure Summit Technology and Applied Insight.John Mengucci — President and CEO, CACI International Inc
Post-close · earnings-call commentary

John Mengucci, Q2 FY2025 earnings (Jan 22, 2025): closed and integrated the previously announced strategic acquisitions of Azure Summit and Applied Insight.

04 ID Technologies, LLC $225M
Announced Dec 2021 Closed Dec 2021 all cash
enterprise ITInfrastructure-as-a-Servicenetwork modernizationNSA-compliant Commercial Solutions for Classified (CSfC)

ID Technologies (IDT) is an enterprise IT, Infrastructure-as-a-Service, and network modernization provider with NSA-compliant Commercial Solutions for Classified (CSfC) technology.

Why it was attractive
  • IDT brought NSA-compliant CSfC technology that expanded CACI's secure network-modernization offerings for U.S. government customers
Post-close · earnings-call commentary

CACI Q2 FY2022 earnings (Jan 26, 2022): 'CACI acquired ID Technologies (IDT)... The acquisition closed on December 29, 2021 with a total purchase consideration of $225 million.'

05 SA Photonics, Inc. · Major facilities in California and Florida, added to CACI's existing New Jersey photonics footprint $275M
Announced Jan 2022 Closed Dec 2021
free-space optical (FSO) communicationsmulti-domain photonicsoptical engineering and manufacturing

SA Photonics is a leading provider of innovative multi-domain photonics technologies for free-space optical (FSO) communications. Combined with CACI's Photonic Solutions, it addresses markets spanning high-end manned flight programs to the proliferated Low-Earth Orbit (LEO) market sought by the Space Development Agency and U.S. Space Force, adding facilities in California and Florida to CACI's existing New Jersey footprint. $275 million (total purchase consideration).

Why it was attractive
  • SA Photonics brought advanced free-space optical communications technology positioned for the fast-growing LEO satellite and Space Force market
Post-close · earnings-call commentary

CACI Q2 FY2022 earnings (Jan 26, 2022): 'CACI completed its acquisition of SA Photonics, Inc., a leading provider of innovative multi-domain photonics technologies for free-space optical (FSO) communications.'

06 Ascent Vision Technologies, LLC $348.8M
Announced Oct 2020 Closed Oct 2020
electro-optical/infrared (EO/IR) imagingmulti-domain ISRunmanned aircraft systems (UAS)air defensecounter-UAS (c-UAS)

Ascent Vision Technologies (AVT) is a leading provider of electro-optical, infrared (EO/IR) imaging technology and solutions for multi-domain intelligence, surveillance, and reconnaissance (ISR), unmanned aircraft system (UAS), air defense, and counter-unmanned aircraft system (c-UAS) operations. $348.8 million (purchase price).

Why it was attractive
  • AVT's EO/IR imaging and counter-UAS technology complemented CACI's SkyTracker/CORIAN counter-drone product suite
Post-close · earnings-call commentary

CACI Q1 FY2021 earnings (Oct 28, 2020): 'Acquired Ascent Vision Technologies, LLC (AVT), a leading provider of electro-optical, infrared (EO/IR) imaging technology and solutions for multi-domain ISR, UAS, air defense, and counter-UAS operations.'

07 LGS Innovations and Mastodon Design · Arlington, Va. (CACI); LGS roots in Bell Labs $975M
Announced Jan 2019 Closed Mar 2019 all cash
real-time spectrum managementC4ISRcyber productssignals intelligence (SIGINT)electronic warfare (EW)rugged SIGINT/EW hardware

LGS Innovations, acquired from affiliates of Madison Dearborn Partners and CoVant Management, is a leading provider of real-time spectrum management, C4ISR, and cyber products and solutions to the Intelligence Community and DoD, tracing its roots through Bell Labs. Mastodon Design provides rapid design and manufacturing of rugged signals intelligence (SIGINT), electronic warfare (EW), and cyber operations products with small-form-factor, lightweight, low-power modular designs. $975 million combined ($835 million net of a $140 million transaction-related tax benefit on a net present value basis).

Why it was attractive
  • LGS and Mastodon together delivered integrated
  • productized SIGINT/EW/cyber capabilities CACI could scale
  • with immediate revenue and EBITDA contribution
CACI has a consistent track record of successful acquisitions that deliver exceptional benefits for our customers and employees while providing long-term value to our shareholders. The cultures of CACI, LGS Innovations, and Mastodon Design are a solid fit with an unwavering commitment to integrity, ethics, and innovation.Dr. J.P. (Jack) London — Executive Chairman and Chairman of the Board, CACI International Inc
08 L-3 National Security Solutions, Inc. · Arlington, Va. (CACI) $550M
Announced Dec 2015 Closed Feb 2016 all cash
enterprise ITintelligence servicesC4 solutionscyber

L-3 National Security Solutions (L-3 NSS) is a prime mission partner to the Department of Defense, intelligence agencies, and the U.S. Federal Civilian Government, adding considerable depth and breadth in enterprise IT, intelligence services, and key market areas.

Why it was attractive
  • L-3 NSS added scaled
  • high-end enterprise IT and intelligence services across DoD
  • IC
  • and federal civilian customers
The NSS acquisition strongly reinforces our strategic growth plan. I am confident the complementary, high-end solutions gained will strengthen our competitive position. This transaction adds depth and breadth to our intelligence, cyber, and C4 solutions and services to meet our nations' evolving needs.Ken Asbury — President and CEO, CACI International Inc
09 Six3 Systems, Inc. · Arlington, Va. (CACI) $820M
Announced Oct 2013 Closed Nov 2013 all cash
cybersignals intelligenceintelligence surveillance and reconnaissance (ISR)intelligence operationsC4ISR

Six3 Systems, acquired from private equity firm GTCR, is a premier provider of highly specialized support to the national security community in cyber and signals intelligence; intelligence, surveillance, and reconnaissance; and intelligence operations. The transaction expanded CACI's high-growth C4ISR and intelligence market opportunities by approximately $15 billion.

Why it was attractive
  • Six3 brought distinctive
  • highly cleared cyber
  • SIGINT and intelligence-operations capabilities and an estimated $15B expansion of addressable market
10 Athena Innovative Solutions, Inc. $200M
Announced Sep 2007 Closed Nov 2007 all cash
intelligence community services

Under a Stock Purchase Agreement, CACI acquired all outstanding shares in Athena Holding Corp., parent of Athena Innovative Solutions, a provider of services to the Intelligence Community, for a purchase price of $200 million in cash (subject to a net-assets adjustment, with a portion held in escrow for fifteen months).

Why it was attractive
  • Athena deepened CACI's footprint and relationships within the Intelligence Community

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