About Arcline
Arcline is a private equity firm founded in 2018. It is primarily based in San Francisco, United States. As of Sep 2026, Arcline is an active investor with a portfolio of 12 companies, comprising 12 funding rounds and 39 acquisitions. In the last 12 months, it has participated in 1 funding round and has made 7 acquisitions. The firm primarily invests in companies based in United States and United Kingdom. Its portfolio is spread across a wide range of sectors from Industrial Goods and Manufacturing to Aerospace, Maritime and Defense. Most recently it acquired stakes in Avantus Aerospace on Jul 02, 2026.
Arcline has a team of 50 people, including 14 partners.
Key Metrics
Founded Year
2018
Location
San Francisco, United States
Portfolio Companies
Portfolio Sectors
Portfolio Locations
Acquisition Deals
Investment Deals
Arcline's Portfolio
Arcline has a portfolio of 12 companies. They have invested in a total of 12 companies. Their most recent investment was in Americancastingco (PE round) on Dec 02, 2025. Here are the most recent investments by Arcline:Date | Company | Round | Amount | Co-Investors |
|---|---|---|---|---|
Dec 02, 2025 | PE | 4812 | - | |
Mar 24, 2021 | PE | 7404 | - | |
Aug 12, 2019 | Seed | 3581 | - |
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Arcline has acquired 39 companies. Their most recent acquisition was of Avantus Aerospace on Jul 02, 2026. Here are the most recent acquisitions by Arcline:
Acquisition Date | Company | Short Description | Total Funding | Founded Year |
|---|---|---|---|---|
Jul 02, 2026 | Manufacturer and supplier of fasteners, composite assemblies and metallic parts to aerospace & defense industries | - | 2011 | |
Jun 17, 2026 | Offers testing and packaging services | - | 1969 | |
Jun 09, 2026 | Global leader in general aviation, offering engines, parts, and support | - | 1929 | |
Feb 24, 2026 | Operator of telecommunications network providing data, internet, and voice services | - | - |
Here is the portfolio snapshot of Arcline:
Investments by Year
The maximum number of investments were made in 2021
Acquisitions by Year
The maximum number of acquisitions were made in 2021
Portfolio by Location
Companies are primarily in United States and United Kingdom
Portfolio by Sector
Companies are primarily in Industrial Goods and Manufacturing
Team profile of Arcline
Arcline has a team of 50 members including 14 Partners and 15 Principals located in United States. Arcline's team does not sit on the board of any company as of now.Here is a list of top team members in Arcline:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | New York City | - | ||
Partner | Nashville | - | ||
Partner | San Francisco | - | ||
Partner | San Francisco | - | ||
Partner | San Francisco | - | ||
Partner | New York City | - | ||
Partner | San Francisco | - | ||
Partner | Chicago | - | ||
Partner | San Francisco | - | ||
Partner | New York City | - | - | |
Partner | New York | - | - |
Arcline News
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Arcline Investment to Acquire Avantus Aerospace GroupDefense Daily•Jul 01, 2026•Avantus Aerospace, Arcline, Inflexion
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Arcline To Acquire Continental Aerospace In $535 Million DealPulse 2.0•Jun 09, 2026•Arcline, Continental Aero
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Arxis: $25 To $28 Per Share IPO Launch Backed By Arcline Investment ManagementPulse 2.0•Apr 13, 2026•Arcline
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Arcline Investment Management abandons plan to acquire Senior plcInvesting•Apr 01, 2026•Senior, Arcline
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Blackstone in Advanced Talks to Buy Engineering Firm SeniorShareprices•Mar 30, 2026•Senior, Blackstone, Arcline, Tinicum and 2 others
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Arcline Investment Management to Acquire Hydraulics International, Inc.Miningstockeducation•Feb 24, 2026•Hydraulics International, Arcline, Hiinet
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Arcline to Sell Resolution Medical to ResoneticsPR Newswire•Jan 28, 2026•Resonetics, Arcline, Resolution Medical
