Position
Chief Executive Officer
Company
Accelsius
AustinManufacturingHardwareArtificial IntelligenceDescription
Accelsius has announced the appointment of John Hewitt as Chief Executive Officer, replacing founding CEO Josh Claman, who becomes Executive Chairman. This leadership transition is aimed at enhancing data center scaling expertise as the company expands its innovative cooling technology.
Quick answer
Accelsius Appoints John Hewitt as Chief Executive Officer (May 27, 2026). Accelsius is based in Austin, Texas, United States.
- Who is the new Chief Executive Officer at Accelsius?
- Accelsius named John Hewitt Chief Executive Officer, announced May 27, 2026.
- What did Accelsius announce on May 27, 2026?
- Accelsius has announced the appointment of John Hewitt as Chief Executive Officer, replacing founding CEO Josh Claman, who becomes Executive Chairman. This leadership transition is aimed at enhancing data center scaling expertise as the company expands its innovative cooling technology.
- What does Accelsius do?
- Accelsius delivers two-phase, direct-to-chip liquid cooling solutions for the AI and HPC era.
- Where is Accelsius based?
- Accelsius is based in Austin, Texas, United States.
- Which similar companies made leadership changes around the same time?
- SambaNova (June 12, 2026), DroneShield (May 28, 2026), SWISSto12 (May 28, 2026) and Super Micro Computer (May 22, 2026) also announced leadership changes within 45 days of Accelsius.
Source: Fundz verified event record.
Other recent leadership changes in Hardware and Manufacturing
Executive moves at companies in the same sectors within 45 days, from Fundz verified event records.
- SambaNova Appoints Matt Padfield as Chief Financial Officer and Rich Heaton as Executive Vice President of Software (June 12, 2026)
- DroneShield Appoints Angus Bean as Chief Executive Officer (May 28, 2026)
- SWISSto12 Appoints Mike Kaliski as Chief Commercial Officer (May 28, 2026)
- Super Micro Computer Inc. Appoints Matthew Thauberger as Chief Revenue Officer (May 22, 2026)
- Adastra Appoints Petr Zelenka as Chief AI Officer (May 22, 2026)
- MemryX Inc. Appoints Ross Jatou as Chief Executive Officer (June 1, 2026)
Who to call at Accelsius, and when
A new leader at Accelsius brings new priorities and often new vendors. The first weeks are when they listen.
- An alert the day Accelsius raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Accelsius, from your own LinkedIn network
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Fundz sees it the moment Accelsius changes its leadership, hires an exec or expands, usually minutes after it happens, and tells you who to reach.
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Accelsius changed its leadership. Fundz had it the day it was filed, with the decision-maker at the company attached.
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