Washington, D.C-based private equity firm with over $14 billion of committed capital and extensive experience investing in industries that serve or are regulated by the government.

Key Investment Statistics

~200

Total Transactions

24

Active Portfolio Companies

$4B+

Total Capital Invested

$14B

Committed Capital

  • Latest News
  • Aerospace & Defense
  • Government Services & Technology
  • Healthcare
  • Business Services & Software
January 02, 2026
Arlington Capital Partners Enters into Definitive Agreement to Sell Tex-Tech Industries to Michelin
December 31, 2025
Arlington Capital Partners to Sell Stellant Systems, Inc to TransDigm Group for $960 Million
December 04, 2025
TRP Infrastructure Services, an Arlington Capital Partners Portfolio Company, Announces Acquisition of Highway Barricades & Services
October 30, 2025
Arlington Capital Partners Closes Fund VII at $6 Billion
October 09, 2025
Systems Planning & Analysis, an Arlington Capital Partners Portfolio Company, Acquires Group W
January 02, 2026
Arlington Capital Partners Enters into Definitive Agreement to Sell Tex-Tech Industries to Michelin
December 31, 2025
Arlington Capital Partners to Sell Stellant Systems, Inc to TransDigm Group for $960 Million
January 31, 2024
Arlington Capital Partners Announces Launch of Verus Aerospace, a Manufacturer of Complex Aerostructure Components for the Aerospace, Defense and Space Industries
January 25, 2024
Arlington Capital Partners Announces the Formation of Keel, a New Leader in Defense Manufacturing, and its Acquisitions of Merrill Technologies Group and Metal Trades, LLC
January 04, 2024
Arlington Capital Partners Announces Formation of Kinetic Engine Systems via the Acquisitions of Numet, AeroCision and Walbar
December 04, 2025
TRP Infrastructure Services, an Arlington Capital Partners Portfolio Company, Announces Acquisition of Highway Barricades & Services
October 09, 2025
Systems Planning & Analysis, an Arlington Capital Partners Portfolio Company, Acquires Group W
September 12, 2025
SPA, an Arlington Capital Partners Portfolio Company, Announces $47 million Strategic Expansion of Global Headquarters and Operations in Northern Virginia
August 13, 2025
Arlington Capital Partners Forms Neumo—a Champion of Government Modernization
June 03, 2025
TRP Infrastructure Services, an Arlington Capital Partners Portfolio Company, Appoints Andrew Liebert as CEO
October 01, 2025
Arlington Capital Partners Announces Majority Growth Investment in CBSET
September 17, 2025
TEAM Technologies, an Arlington Capital Partners Portfolio Company, Acquires TAG3 Engineering to Expand Medical Device Design and Development Capabilities
September 02, 2025
Grand River Aseptic Manufacturing, an Arlington Capital Partners Portfolio Company, Appoints Denis Johnson as CEO
August 06, 2025
AVS Bio, an Arlington Capital Partners Portfolio Company, Expands Antibody Discovery and Protein Production Capabilities with Acquisition of ImmunoPrecise Antibodies Europe from ImmunoPrecise Antibodies Ltd.
July 07, 2025
TEAM Technologies, an Arlington Capital Partners Portfolio Company, Expands Medical Device Manufacturing Capabilities with Acquisition of Duke Empirical, Inc.
November 18, 2019
Arlington Capital Partners Agrees to Sell Quantum Spatial to NV5 Global, Inc. for $303 Million
June 26, 2018
Arlington Capital Partners Has Sold Zemax, Global Leader in Optical and Illumination Design Software, to EQT
August 04, 2016
Arlington Capital Partners Closes Oversubscribed Fourth Fund at its Hard Cap of $700 Million
October 24, 2014
Arlington Capital Partners Announces the Acquisition of Zemax
August 11, 2014
Arlington Capital Partners Announces the Sale of Virgo Holdings to Informa, PLC