M&A Deal Summary

CACI Acquires ARKA Group

On December 22, 2025, CACI acquired software company ARKA Group from The Blackstone Group for 2.6B USD

Acquisition Highlights
  • This is CACI’s 4th transaction in the Software sector.
  • This is CACI’s largest (disclosed) transaction.
  • This is CACI’s 27th transaction in the United States.
  • This is CACI’s 1st transaction in Connecticut.

M&A Deal Summary

Date 2025-12-22
Target ARKA Group
Sector Software
Buyer(s) CACI
Sellers(s) The Blackstone Group
Deal Type Add-on Acquisition
Deal Value 2.6B USD
Advisor(s) J.P. Morgan Securities
Evercore Group (Financial)
Simpson Thacher & Bartlett (Legal)

Target

ARKA Group

Danbury, Connecticut, United States
ARKA Group developer of remote sensing, communication and cognitive software solutions. ARKA Group is based in Danbury, Connecticut.

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Buyer(S) 1

Buyer

CACI

Reston, Virginia, United States

Category Company
Founded 1962
Sector Information Technology
Employees24,000
Revenue 7.7B USD (2024)
DESCRIPTION

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI was founded in 1962 and is based in Reston, Virginia.


DEAL STATS #
Overall 30 of 30
Sector: Software M&A 4 of 4
Type: Add-on Acquisition M&A Deals 30 of 30
State: Connecticut M&A 1 of 1
Country: United States M&A 27 of 27
Year: 2025 M&A 1 of 1
Size (of disclosed) 1 of 8
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2024-10-01 Applied Insight

Reston, Virginia, United States

Applied Insight is a technology solutions provider supporting the Federal Government with the strongest mission focus. Applied Insight was founded in 1988 and is based in Reston, Virginia.

Buy -

Seller(S) 1

SELLER

The Blackstone Group

New York, New York, United States

Investor Investor Investor Investor Investor


Category Private Equity Firm
Founded 1987
PE ASSETS 394.0B USD
Size Mega
Type Sector Agnostic
DESCRIPTION

The Blackstone Group is a global alternative investment management firm. The Firm's investment activities span real estate, secondary investments, hedge funds, credit, infrastructure, and private equity. Blackstone's private equity group targets opportunities globally including buyout acquisitions of established companies, development projects, growth equity financings, and industry consolidations. Sectors of interest include automotive, healthcare, chemicals, industrial, commercial property, lodging, communications, media/publishing, consumer & retail, packaging, consumer products, pharmaceuticals, energy, technology, entertainment, telecommunications, financial services, theme parks, food & beverage, and transportation. Blackstone's private equity real estate group looks for opportunities across North/South America, Asia, Australia/New Zealand, and Europe. The real estate group will consider both equity and debt investments. Areas of interest include healthcare, hotel, industrial, office, residential, and retail. The Blackstone Group was formed in 1987 and is based in New York, New York.


DEAL STATS #
Overall 195 of 195
Sector: Software M&A 11 of 11
Type: Add-on Acquisition M&A Deals 75 of 75
State: Connecticut M&A 3 of 3
Country: United States M&A 118 of 118
Year: 2025 M&A 12 of 12
Size (of disclosed) 20 of 62
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2025-11-21 Desotec

Roeselare, Belgium

Desotec provides circular, mobile filtration solutions using activated carbon to help companies purify water, air, and soil. Their “Filtration-as-a-Service” model rents mobile filters, collects saturated filters for off-site reactivation, and then re-uses the carbon, reducing waste while helping clients meet environmental standards. Desotec was founded in 1990 and is based in Roeselare, Belgium.

Sell -