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Arcline Investment Management: Defense Investment History

39 defense buys: 15 by the firm and 24 add-ons by companies it backs.

Arcline Investment Management and the companies it backs made the most defense buys in 2021: 13

Buys by the firm and add-ons by companies it backs, by year announced.

Bought by the firmAdd-ons by companies it backs
2020 1 + 23
2021 4 + 913
2022 3 + 47
2023 0 + 11
2024 1 + 34
2025 2 + 24
2026 4 + 37

Source: company, investor and government releases and SEC filings.

TGOs tgos.io

Bought by the firm 15

Jul 202601

Arcline Investment Management agrees to buy Avantus Aerospace Group Limited

Seller: Inflexion

Provider of engineered shims and fasteners for the global aerospace and defense industries.

aerostructurescomponents and materialsSource
UndisclosedAnnounced
Jun 202617

Arcline Investment Management takes AstroNova private

Provider of mission-critical identification and marking solutions; its Aerospace segment makes flight-deck printers, network switches and data acquisition products.

C4ISR and electronicscomponents and materialsSource
UndisclosedClosed Aug 26, 2026
Jun 202608

Arcline Investment Management agrees to take Continental Aerospace Technologies private

Seller: Aviation Industry Corporation of China

Designer and manufacturer of piston aircraft engines and provider of related aftermarket products and services for the general aviation market.

propulsionMRO and sustainmentSource
$535 millionAnnounced
Feb 202624

Arcline Investment Management agrees to buy Hydraulics International

Provider of ground support equipment, mobile test systems, and specialized pumps for aerospace, defense and industrial applications.

MRO and sustainmentSource
UndisclosedAnnounced
Dec 202502

Arcline Investment Management buys American Casting

Provider of highly engineered investment castings for aerospace, defense, medical, energy and specialty industrial applications.

components and materialspropulsionSource
UndisclosedClosed Dec 2, 2025
Nov 202510

Arcline Investment Management buys Novaria Group

Seller: KKR

Provider of engineered aerospace components and specialty processes.

aerostructurescomponents and materialsSource
$2.2 billionClosed
Jan 202419

Arcline Investment Management takes Kaman private

Makes proprietary aircraft bearings and components, wheels and brakes, aerostructures, and safe and arming solutions for missile and bomb systems for the U.S. and allied militaries

aerostructuresautonomy and dronescomponents and materialsSource
$1.8 billionClosed Apr 19, 2024
Jul 202219

Arcline Investment Management buys Mezzo Technologies

Designer and manufacturer of proprietary, high-performance microtube heat exchangers used in mission-critical thermal management applications.

components and materialsMRO and sustainmentSource
UndisclosedClosed Jul 19, 2022
Jul 202207

Arcline Investment Management buys Custom Interconnects

Designs and manufactures Fuzz Buttons, a high-performance proprietary contact pin technology.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Jul 7, 2022
Apr 202219

Arcline Investment Management buys Meritec

Designs and manufactures high-performance interconnect embedded systems and connectors.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Apr 19, 2022
Oct 202112

Arcline Investment Management buys Onboard Systems International

Seller: Liberty Hall Capital Partners

Designs, manufactures, and services external cargo equipment for military and civil helicopter applications.

components and materialsSource
UndisclosedClosed Oct 12, 2021
Jul 202106

Arcline Investment Management buys Air Comm

Designs, manufactures, and services environmental control systems, thermal management systems and other accessories.

components and materialsMRO and sustainmentSource
$250 millionClosed Jul 6, 2021
Jan 202113

Arcline Investment Management buys TRM Microwave

Global leader in custom radio frequency (RF) and microwave components, integrated assemblies and subsystem solutions.

EW and sensorscomponents and materialsSource
UndisclosedClosed Jan 13, 2021
Jan 202107

Arcline Investment Management buys Ohmega Technologies

Seller: Alan D. Leve Family

Manufacturer of advanced embedded thin-film resistive materials for printed circuit boards.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Jan 7, 2021
Nov 202019

Arcline Investment Management buys Evans Capacitor

Designs and manufactures high-reliability, power dense capacitors.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Nov 19, 2020

Add-ons by companies it backs 24

Nov 202604

Signia Aerospace agrees to buy Heads Up Technologies

Seller: JLL Partners · Backed by Arcline Investment Management

Provider of aircraft cabin systems, lighting and passenger-experience technologies, headquartered in Addison, Texas.

components and materialsSource
UndisclosedPending
Jun 202602

Arxis buys MagCanica

Seller: Its founders and employees · Backed by Arcline Investment Management

Designs and manufactures non-contact, high-precision torque sensors that operate under extreme conditions.

EW and sensorscomponents and materialsSource
UndisclosedClosed Jun 1, 2026
May 202629

Arxis buys Omnetics

Seller: Former shareholders of Omnetics · Backed by Arcline Investment Management

Designer and manufacturer of proprietary high-reliability Micro-D-Sub and Nano-D-Sub connectors and interconnect assemblies.

C4ISR and electronicscomponents and materialsSource
$770 millionClosed Aug 17, 2026
Nov 202524

Fairbanks Morse Defense agrees to buy Truflo Marine

Seller: IMI

IMI's Birmingham, UK-based business in valve design, engineering and manufacturing for naval submarine and surface vessels

shipbuilding and maritimecomponents and materialsSource
UndisclosedPending
Sep 202510

Fairbanks Morse Defense buys Vestdavit

Seller: Vestdavit's four owners

A supplier of davits and advanced handling systems based in Bergen, Norway

shipbuilding and maritimeautonomy and dronesSource
UndisclosedClosed
Sep 202419

Rolls-Royce sells Rolls-Royce Naval Propulsors and Handling business to Fairbanks Morse Defense

Buyer: Fairbanks Morse Defense · Backed by Arcline Investment Management

Propellers and waterjets for naval applications, and marine handling systems for the deployment and recovery of manned and unmanned craft from naval vessels.

propulsionshipbuilding and maritimeSource
UndisclosedClosed Jul 2026
May 202409

Arxis buys M-Wave Design

Backed by Arcline Investment Management

Designs and manufactures RF and microwave components, including isolators, circulators, adaptors, and terminations.

EW and sensorscomponents and materialsSource
UndisclosedClosed May 9, 2024
Mar 202426

Fairbanks Morse Defense buys AMMCON

A Jacksonville-based fittings and assembled components manufacturer

shipbuilding and maritimecomponents and materialsSource
UndisclosedClosed
Oct 202330

Fairbanks Morse Defense buys American Fan

A company focused on axial and centrifugal fan technology, located in Fairfield, Ohio

shipbuilding and maritimecomponents and materialsSource
UndisclosedClosed
Nov 202203

Qnnect buys Hermetic Solutions Group

Backed by Arcline Investment Management

Designs and manufactures hermetic packages and specialty interconnect solutions; its brands are Cristek Interconnects, FilConn, Hi-Rel Group, Litron, PA&E, Sinclair and Zet-Tek Manufacturing.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Nov 3, 2022
Jun 202202

Fairbanks Morse Defense buys Research Tool & Die

A privately owned manufacturer of marine electrical-systems hardware based in Carson, California

shipbuilding and maritimecomponents and materialsSource
UndisclosedClosed
Jan 202218

Fairbanks Morse Defense buys Maxim Watermakers

A privately-owned provider of desalination and water treatment technologies for marine defense applications based in Shreveport, La.

shipbuilding and maritimecomponents and materialsSource
UndisclosedClosed
Jan 202205

Fairbanks Morse Defense buys Federal Equipment

Backed by Arcline Investment Management

Designs and manufactures mission-critical components and systems for the U.S. Navy and U.S. Coast Guard (FEC Military), and has a commercial handling business.

MRO and sustainmentcomponents and materialsnuclearSource
UndisclosedClosed
Dec 202116

Fairbanks Morse Defense buys Fluid Filtration Specialists

A company focused on flushing and filtration services for marine vessels and other facilities that operate large engines and systems

shipbuilding and maritimeMRO and sustainmentSource
UndisclosedClosed
Dec 202108

Fairbanks Morse Defense buys Welin Lambie

A U.K.-based designer and manufacturer of davits for the launch and recovery of craft from ships or shore-based installations

shipbuilding and maritimecomponents and materialsSource
UndisclosedClosed
Sep 202113

Fairbanks Morse Defense buys Hunt Valve

Backed by Arcline Investment Management

Specialty manufacturer of naval valves and electromechanical actuators.

components and materialsshipbuilding and maritimeSource
UndisclosedClosed Sep 13, 2021
Sep 202109

Quantic Electronics buys ECI Transcon Technologies

Backed by Arcline Investment Management

Designs, develops and manufactures custom electromagnetic components.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Sep 9, 2021
Sep 202102

Quantic Electronics buys Paktron Capacitors

Backed by Arcline Investment Management

Designs and manufactures multilayer polymer film capacitors.

components and materialsSource
UndisclosedClosed Sep 2, 2021
Aug 202117

Quantic Electronics buys BEI Precision

Seller: J.F. Lehman & Company · Backed by Arcline Investment Management

Designs, engineers and manufactures position feedback sensors and frequency reference technologies for mission-critical space, land, air and sea applications.

EW and sensorscomponents and materialsspaceSource
UndisclosedClosed Aug 17, 2021
Jun 202130

Quantic Electronics buys Union Technology

Backed by Arcline Investment Management

Designs, develops and manufactures multilayer ceramic capacitors and assemblies.

components and materialsC4ISR and electronicsSource
UndisclosedClosed Jun 30, 2021
Mar 202108

Quantic Electronics buys Planar Monolithics Industries

Backed by Arcline Investment Management

Designs, develops, manufactures and tests hybrid monolithic microwave integrated circuit (MIC/MMIC) components and subsystems.

EW and sensorscomponents and materialsSource
UndisclosedClosed Mar 8, 2021
Jan 202105

Fairbanks Morse buys Ward Leonard

Backed by Arcline Investment Management

A provider of motor and control solutions for military applications, based in Thomaston, Connecticut

components and materialsshipbuilding and maritimeSource
UndisclosedClosed Jan 2021
Nov 2020 

Fairbanks Morse Defense buys BRECO International

Backed by Arcline Investment Management

Diesel engine repair and rebuilding service provider.

MRO and sustainmentpropulsionshipbuilding and maritimeSource
UndisclosedClosed Nov 2020
Sep 202001

Integrated Polymer Solutions buys MAST Technologies

Backed by Arcline Investment Management

Designs, develops and manufactures RF, microwave and EMI absorbing materials for integration into military and electronics solutions.

EW and sensorscomponents and materialsSource
UndisclosedClosed Sep 1, 2020

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