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Tracker · Private equity

Artemis Capital Partners: Defense Investment History

13 defense buys: 6 by the firm and 7 add-ons by companies it backs. It sold 4 businesses in that time.

Artemis Capital Partners and the companies it backs made the most defense buys in 2021: 4

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 + 01
2021 1 + 34
2022 1 + 01
2023 1 + 12
2024 1 + 12
2025 0 + 22
2026 1 + 01

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

TGOs tgos.io

Bought by the firm 6

Apr 202627

Artemis Capital Partners buys Optikos

Provider of engineering, manufacturing, and metrology expertise in optical systems

EW and sensorsspaceSource
UndisclosedClosed
Nov 202414

Artemis Capital Partners buys Diamond Antenna and Microwave

Developer of advanced RF and electro-mechanical solutions, including RF rotary joints and rotating subsystems

EW and sensorsC4ISR and electronicsspaceSource
UndisclosedClosed
Jul 202306

Artemis Capital Partners buys SightLine Applications

Developer of image processing electronics and software products for ISR and C-UAS missions

C4ISR and electronicsautonomy and dronesSource
UndisclosedClosed
Oct 202218

Artemis Capital Partners buys McDanel Advanced Ceramic Technologies

Manufacturer of high-performance advanced tubular ceramics and components

components and materialsSource
UndisclosedClosed
Jun 202124

Artemis Capital Partners buys Maury Microwave

RF calibration, measurement and modeling solutions

C4ISR and electronicsSource
UndisclosedClosed Jun 24, 2021
Sep 2020 

Artemis Capital Partners buys Omega Optical

Manufacturer of highly engineered, high precision optical filters and coatings

EW and sensorscomponents and materialsSource
UndisclosedClosed Sep 2020

Add-ons by companies it backs 7

Nov 202507

Diamond Antenna and Microwave buy Antenna Associates

Backed by Artemis Capital Partners

Massachusetts-based developer of Identification Friend or Foe (IFF) and secondary surveillance radar (SSR) antenna systems

EW and sensorsC4ISR and electronicsSource
UndisclosedClosed Nov 7, 2025
Mar 202505

SightLine Applications buys Athena AI

Backed by Artemis Capital Partners

Australia-based specialist in AI-enabled computer vision and decision support for defense applications

autonomy and dronesC4ISR and electronicsSource
UndisclosedClosed Mar 5, 2025
Mar 202405

McDanel Advanced Material Technologies buys Rayotek Scientific

Backed by Artemis Capital Partners

Specialty advanced materials manufacturer of optical window and mirror systems in sapphire, glass and fused silica

components and materialsEW and sensorsspaceSource
UndisclosedClosed
May 202325

Maury Microwave buys Wireless Telecom Group

Backed by Artemis Capital Partners

Designer and manufacturer of RF and microwave test and measurement equipment (Boonton, Holzworth and Noisecom)

C4ISR and electronicsEW and sensorsSource
UndisclosedClosed Aug 4, 2023
Dec 202116

Omega Optical Holdings buys Evaporated Metal Films and Optometrics

Seller: Dynasil Corporation of America · Backed by Artemis Capital Partners

Precision optical coatings for large optics (EMF) and diffraction gratings and wavelength selection components (Optometrics)

EW and sensorscomponents and materialsSource
UndisclosedClosed Dec 16, 2021
Oct 202105

Maury Microwave buys dBmCorp

Backed by Artemis Capital Partners

Designer and manufacturer of wireless link emulation equipment for satellite and wireless communication testing

C4ISR and electronicsspaceSource
UndisclosedClosed Oct 5, 2021
Feb 202104

Superior Technical Ceramics buys IJ Research

Backed by Artemis Capital Partners

Manufacturer specializing in ceramic-to-metal seals and bonds, electrical feedthroughs and opto-electronic windows

components and materialsSource
UndisclosedClosed Feb 4, 2021

Sold 4

Apr 202628

Acron Technologies buys Sightline Intelligence

Seller: Artemis Capital Partners · Backed by TJC

Specialist provider of edge-based AI processing capabilities and target recognition technology for autonomous aircraft, defense, and other mission-critical applications

C4ISR and electronicsautonomy and dronesEW and sensorsSource
UndisclosedClosed Apr 24, 2026
Dec 202314

Artemis Capital Partners sells STC Material Solutions to IDEX

Buyer: IDEX

Advanced materials manufacturer of technical ceramics and hermetic sealing products, based in St. Albans, Vermont

components and materialsSource
$202 millionClosed Dec 14, 2023
Jan 202304

Micross Components buys KCB Solutions

Seller: Artemis Capital Partners · Backed by Behrman Capital

Provider of RF and microwave products, based in Shirley, Massachusetts

C4ISR and electronicscomponents and materialsspaceSource
UndisclosedClosed Jan 25, 2023
Sep 202122

Artemis Capital Partners sells Ohio Tool Works to Hardinge

Buyer: Hardinge

Designs and builds standard and custom honing technology

components and materialsSource
UndisclosedClosed Sep 22, 2021

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