Last updated 2026-07-26
- Acquired by Mellanox Technologies for $218M, Feb 2011
- Raised $10M Undisclosed Round led by Benhamou Global Ventures, Mar 2007
- Raised $15M Undisclosed Round led by Pitango VC, Feb 2004
Total raised
$25.0M
Last: Undisclosed Round 2007-04
Stage
Acquired
Founded
1997
Headcount
200
HQ
Herzliya, Israel
Sector
Business Software
About
Voltaire was an Israeli company that provided server and storage switching and software solutions to enable high-performance grid computing within the data center. Their solutions allowed computing clusters to be linked as a single unified computing resource, or fabric, leveraging the InfiniBand architecture for high-speed communication and energy efficiency. The company was acquired by Mellanox Technologies in 2011.
Funding history · 3 rounds · $25.0M total
2007-07
Follow-on PO
Undisclosed
2007-03
Undisclosed Round
$10.0M
★ Benhamou Global Ventures
2004-02
Undisclosed Round
$15.0M
★ Pitango VC★ Baker Capital★ Vertex Ventures Israel
Headcount over time
From 94 (2023-11) to 95 (2025-12) · +1 (+1%) · 5 points · source: Finder history + radar grounding
Q&A
- What is Voltaire's current status?
- Voltaire was acquired by Mellanox Technologies in February 2011 for $218 million. The company is currently inactive.
- When was Voltaire founded?
- Voltaire was founded in April 1997.
- What was Voltaire's primary business?
- Voltaire provided server and storage switching and software solutions for high-performance grid computing within data centers, utilizing InfiniBand architecture.
- How many employees did Voltaire have?
- Voltaire had 51-200 employees.
- What was the total amount of funding Voltaire raised?
- Voltaire raised a total of $111 million USD.
Team · 2
Amir Presher
Founder · Founder
Erez Diamond
Founder · Founder
Sectors & technology
Primary sector
Business Software
Sub-sectors
Business Software
Technologies
Data Storage
Target customers
Enterprise & Professional Services
Business model
B2B
Tags
switchesvirtualizationcloud
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | www.voltaire.com |
|---|---|
| linkedin.com/company/12925 |
Identifiers & details
| Legal name | Voltaire Ltd. |
|---|---|
| Founded | 1997-4 |
| Employees (exact) | 200 |
| Status reason | Acquired (Inactive) by Mellanox Technologies on Dec 2010 - closed due to acquisition |
Acquisitions & public offerings
Acquired by Mellanox Technologies 2011-02 $218.0M
Radar intelligence
Patents
| EPO | 52 |
|---|
Publications (Crossref)
| Works | 10 |
|---|
GitHub
| Top repos | minecraft-site, minecraft-site-old, fishbans-python, sksksk, spigot-server |
|---|