About Virsto Software
Virsto Software is a Technology company based in Sunnyvale (United States) founded in 2007, and was acquired by VMware in February 2013. Storage virtualization is provided at the virtual machine layer. Virsto Software has raised $24 million across 3 funding rounds from investors including VMware, Canaan and Southern Cross Venture Partners. Virsto Software has completed 1 acquisition, including EvoStor. The company was acqui-hired. Its focus areas include Enterprise Infrastructure, Virtualization and Hypervisor. Its competitors include XenSource, Virtutech and Witsbits; 2 of its 3 listed competitors have raised funding.
Company details
Virsto solution provides storage at the VM level. The storage hypervisor is installed as a virtual appliance on each physical virtualization host, and it then intercepts IO requests that would normally go to the hypervisor. These are written to a log file and then to a pool of shared heterogeneous storage in an optimized manner that can lead to performance increases by a factor of 10. Virsto was acquired by Vmware in 2013.
- Headquarters Sunnyvale, United States
- Stage Acquired
- SectorsTechnology
- Website virsto.com
- Social LinkedIn Facebook
- Acquired by VMware (Feb 2013)
Funding Insights of Virsto Software
Virsto Software has successfully raised a total of $24M across 3 strategic funding rounds. The most recent funding activity was a Series B round of $5 million completed in August 2011. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $24M
- Total Rounds 3
- Last Round Series B β $5M
- First Round $7M
(Jun 2009)
- Investors Count 5
All 3 funding rounds of Virsto Software with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Aug 2011 | $5M | Series B | β | β | |
| Jun 2011 | $12M | Series B | β | β | |
| Jun 2009 | $7M | Series A | β | August Capital, Canaan | β |
6 investors in total: 6 institutional.
Investors in Virsto Software
Virsto Software has secured backing from 6 investors, including venture fund and institutional investors. Prominent investors backing the company include VMware, Canaan and Southern Cross Venture Partners.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Early-stage technology companies are supported through venture capital funding. | sxvp.com | Sydney, Australia | ||
Venture capital firm focused on aerospace, biopharma, consumer, and multiple sectors | correlationvc.com | San Francisco, United States | ||
Early-stage investing in IT and healthcare ventures. | interwest.com | |||
Venture capital is invested personally in fewer enterprises, with support provided for building game-changing businesses. | augustcap.com | |||
Canaan is recognized as an early-stage venture capital firm. | 1987 | canaan.com | San Francisco, United States | |
Cloud orchestration solutions are provided for multi-cloud and device applications. | 1998 | vmware.com | Palo Alto, United States |
Investor details for Virsto Software
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People of Virsto Software
490 people are tracked at Virsto Software (212 in leadership, 8 in board & advisors, 270 in team).
| Name | Role | Group |
|---|---|---|
Christopher Olson | Global Account Director | Leadership |
Joe Sanchez | Account Director | Leadership |
Stephen P. | Senior Technical Director | Leadership |
Marcie Horton | Senior Account Director | Leadership |
Mohammad Hanif | Senior Director Of Engineering | Leadership |
Frank Ostojic | SVP & General Manager | Leadership |
Tim Lees | A/nz Regional Sales Director | Leadership |
Doyle Reece | Head Of API Strategy / API Security / API Integrations | Leadership |
Robert Desilva | Global Account Director | Leadership |
Kendall Steffens | Account Director | Leadership |
Phillip Brown | Account Director | Leadership |
Jacob Rael | Director | Leadership |
Srinivas Adusumalli | Director, Design Implementation | Leadership |
Joshua Lambert | Head Of Advisory (asia Pacific) - Cloud Transformation Office | Leadership |
Andrew Adkins | Account Director | Leadership |
Fred Taylor | Director Product Marketing | Leadership |
Josef Lo | Product Line Director | Leadership |
Sunny Padacheril | Sr. Director | Leadership |
Glen Kramer | Technical Director, Broadband Technology | Leadership |
Umesh Mahajan | VP & GM Application Networking And Security Division | Leadership |
470 more people are available in the full profile.
Complete people profiles for Virsto Software
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Investments & Acquisitions by Virsto Software
Virsto Software has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include EvoStor.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Limited information available | evostor.com | Melbourne, Australia | 2007 | Apr 2011 | β’β’β’β’ |
Complete acquisition details for Virsto Software
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Timeline of Virsto Software
Competitors of Virsto Software
Virsto Software has 3 listed competitors in our database, 2 of them funded. They include XenSource, Virtutech and Witsbits.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| xensource.com | 2004 | Cambridge, United States | $21M | Open source hypervisor technology is provided for enterprise server virtualization. | ||
| virtutech.com | 1998 | San Jose, United States | Cloud-based software solutions for intelligent connected systems are developed. | |||
| witsbits.com | 2004 | San Francisco, United States | $144,557 | Cloud virtualization software is provided to manage IT infrastructure deployment. |
Detailed competitors of Virsto Software
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- Full competitor set
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Top companies in Operating Systems & Virtualization
3 companies that operate in the same segment as Virsto Software (Operating Systems & Virtualization) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud orchestration solutions are provided for multi-cloud and device applications. | 1998 | Palo Alto, California, United States | USD 595.83 M | USD 812.05 M | 8,861 | |
OpenStack distribution and Kubernetes cluster management are facilitated across clouds. | 1993 | Raleigh, North Carolina, United States | ||||
Cloud-based unified communications and virtual infrastructure services are provided. | 2006 | Wayne, United States | USD 209.25 M |
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Related news about Virsto Software
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Frequently Asked Questions about Virsto Software
Virsto Software was founded in 2007 and raised its 1st funding round 2 years after it was founded.
Virsto Software is headquartered in Sunnyvale, United States. It is registered at Sunnyvale, California, United States.
Virsto Software is a funded company, having raised a total of $24M across 3 funding rounds to date. The company's 1st funding round was a Series A of $7M, raised on Jun 2009.
Virsto solution provides storage at the VM level. The storage hypervisor is installed as a virtual appliance on each physical virtualization host, and it then intercepts IO requests that would normally go to the hypervisor. These are written to a log file and then to a pool of shared heterogeneous storage in an optimized manner that can lead to performance increases by a factor of 10. Virsto was acquired by Vmware in 2013.
Virsto Software has made 1 acquisition, including EvoStor.
Virsto Software has 6 investors. Key investors include VMware, Canaan, Southern Cross Venture Partners, Correlation Ventures, and InterWest.
Yes. Virsto Software was acquired by VMware in February 2013.

