Best Virtualization Companies in United States
The 158 best Virtualization companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: VMware.
Tracking the best Virtualization companies in the United States by disclosed equity funding, this directory covers 158 firms that have collectively pulled in $3.5 billion, and the money keeps moving. VMware leads the pack at $388M raised, with Scale Computing close behind at $215M. Then there's a real drop to Nerdio at $127M, Loft at $29M, CloudShare at $26M, and ZeroTier at $16M. Two unicorns sit inside that universe. Investors like Lightspeed Venture Partners, Cisco Investments, and Kleiner Perkins are all in, which tells you something about where serious capital thinks this sector is heading. Coverage is rising fast, and hot themes right now include analytics tools, customer journey analytics, and data profiling, which honestly tracks with what practitioners are writing about, from cloud OS browser-native workflows to the day-to-day reality for IT pros managing virtualized infrastructure.
So what does the funding shape actually tell you? The gap between VMware's $388M and the rest of the field is wide, but the mid-tier cluster is active and investor-backed at meaningful scale. Intel Capital and Citrix showing up as active investors signals that hardware and legacy software players aren't sitting this out. The sector's momentum is real, the data layer is getting richer, and if you're trying to map which companies have the capital runway to build through this cycle, the directory below is where I'd start.
Ranked: Best Virtualization companies in United States
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | VMware Cloud based orchestration solutions | $388M | 65 mo ago | Acquired | 9,081 | 1998 | 21 signals New product · Leadership · Earnings | 13,246 patents Patents concentrated in computing, sensing & instrumentation | — |
| 2 | Altiostar 🦄 Cloud-based enterprise virtualized RAN & NFV software provider | $317M | 80 mo ago | Acqui-Hired | 48 | 2011 | — | — | — |
| 3 | Scale Computing Platform offering hyper converged infrastructure solutions | $215M | 47 mo ago | Acquired | 120 | 2006 | — | 16 patents Patents concentrated in computing, sensing & instrumentation | — |
| 4 | Evolve IP Provider of managed IT, cloud, security, network, and communication solutions | $209M | 83 mo ago | Public | 3,000 | 2006 | 5 signals ▲150% Leadership | 11 patents Plumbing valve and faucet control mechanisms, anti-theft hardware, and botanical formulation processes. | — |
| 5 | Affirmed Networks Cloud-native mobile solutions provider transforming network architectures for the future | $155M | 88 mo ago | Acquired | 299 | 2010 | — | 169 patents 5G network slicing and cloud‑native mobile core resource/charging management | — |
| 6 | Pluribus Networks Cloud & software-defined networks OS for data centers | $145M | 56 mo ago | Acquired | 133 | 2010 | — | 43 patents Distributed network operating system and fabric switching for data center networking | — |
| 7 | ControlUp Cloud based platform offering Daas monitoring solutions | $140M | 55 mo ago | Series D | 313 | 2008 | 3 signals ▼50% Leadership · New product | — | 1 launch |
| 8 | Nerdio 🦄 Nerdio is a software solution provider that empowers Managed Service Providers (MSPs) and enterprise IT… | $127M | 15 mo ago | Series C | 121 | 2005 | — | 18 patents Auto‑scaling virtual desktop infrastructure and standardized cloud IT deployment platforms | 1 award |
| 9 | Delphix Cloud-based application virtualization solution | $120M | 131 mo ago | Acquired | 348 | 2008 | — | 115 patents Data virtualization and masked real-time database replication for secure test/dev environments. | — |
| 10 | TidalScale Cloud based platform offering big data servers solutions | $91M | 58 mo ago | Deadpooled | 35 | 2012 | — | 70 patents Fast, scalable virtualized memory management and rapid system restart for large data centers | — |
| 11 | ClearCube Technology Platform offering desktop virtualization solution | $82M | 262 mo ago | Series D | 22 | 1997 | — | 24 patents Secure thin-client hardware integrating VPN, authentication, Bluetooth, serial, and session management | — |
| 12 | Workspot Cloud-based desktop virtualization platform | $81M | 80 mo ago | Series D | 64 64 → 121 (+89%) | 2012 | — | 43 patents Enterprise virtual desktop infrastructure provisioning, performance optimization, and fault diagnostics. | 2 launchs · 1 partnership |
| 13 | X-IO Innovator in the storage industry | VDI | $80M | 113 mo ago | Acqui-Hired | 8 | 1995 | — | — | — |
| 14 | AppSense Management solutions provider for secure user environments, optimizing IT productivity | $71M | 168 mo ago | Acquired | 115 | 1999 | — | 17 patents Enterprise user virtualization and context‑aware web content delivery with cloud caching and RFID integration | — |
| 15 | TiBit Communications Global leader in high-speed connectivity, networking systems, software, and services | $69M | 47 mo ago | Acquired | 47 | 2014 | — | — | — |
| 16 | Softricity Application virtualization and software streaming solutions | $63M | 252 mo ago | Acqui-Hired | — | 2000 | — | 30 patents Application virtualization and secure content delivery platform with policy-based session isolation | — |
| 17 | Moka5 Enterprise AnyWare: Secure workspaces for BYOD, VDI, and mobile management | $62M | 139 mo ago | Deadpooled | 6 | 2005 | — | 35 patents Patents concentrated in computing, sensing & instrumentation | — |
| 18 | NComputing Desktop virtualization and endpoint solutions for compute smartly | $58M | 120 mo ago | Series B | 1 | 2003 | — | 77 patents Low-bandwidth thin-client display and graphics terminal technologies. | — |
| 19 | 3Leaf Server virtualization solutions | $55M | 212 mo ago | Deadpooled | — | 2004 | — | — | — |
| 20 | PLUMgrid Network virtualization for SDN | $48M | 143 mo ago | Acqui-Hired | 114 | 2011 | — | 5 patents Network virtualization via data‑plane abstraction for dynamic apps and storage services | — |
| 21 | RingCube Desktop Virtualization | VDI | $47M | 186 mo ago | Acqui-Hired | 16 | 2005 | — | 2 patents Enabling portable PC operation and dynamic memory table management in virtualized systems. | — |
| 22 | Unidesk Secure DaaS solutions empowering hybrid workforces with virtual apps and desktops | $45M | 124 mo ago | Acquired | 98 | 2007 | — | 3 patents Provides managed multi-user desktop virtualization and system administration solutions. | — |
| 23 | Nicira Network Virtualization platform for SDDC | $44M | 184 mo ago | Acquired | — | 2007 | — | 2,475 patents Patents concentrated in computing, sensing & instrumentation | — |
| 24 | Virtual Iron Software Software for server virtualization & virtual infrastructure management | $42M | 220 mo ago | Acquired | — | 2003 | — | — | — |
| 25 | Embrane Embrane: Web safety protection through informative articles and helpful resources | $41M | 146 mo ago | Acqui-Hired | 15 | 2009 | — | 5 patents Distributed virtual network appliances and shared compute interfaces for cloud networking | — |
| 26 | RES Optimizes digital workspaces with secure, self-service access to apps and IT. | $39M | 124 mo ago | Acquired | 495 | 1999 | 6 signals ▼33% Contracts | — | — |
| 27 | Numecent Cloud based application delivery | $39M | 127 mo ago | Series B | 29 29 → 40 (+38%) | 2012 | — | 105 patents Application performance analytics, secure remote provisioning, and rule-based access control for cloud services. | — |
| 28 | Array Networks Network Functions Virtualization platform provider | $39M | 269 mo ago | Public | 201 | 2000 | — | — | 1 partnership |
| 29 | Pano Logic Server-based desktop virtualization | $38M | 195 mo ago | Deadpooled | — | 2006 | — | — | — |
| 30 | GreenBytes Platform offering desktop virtualization solution | $35M | 150 mo ago | Acqui-Hired | 31 | 2007 | — | 11 patents Optimizing data deduplication, storage efficiency, and bandwidth for high-performance storage systems | — |
| 31 | RIFT.io Hyperscale Network Functions Virtualization Platform | $32M | 130 mo ago | Acqui-Hired | 12 | 2013 | — | 14 patents Virtualized network functions and load balancing for scalable, software-defined networking. | — |
| 32 | VirtualLogix Virtualization software platform | $29M | 197 mo ago | Acqui-Hired | 30 | 2002 | — | — | — |
| 33 | Venn Cloud based security solutions for remote work spaces | $29M | 35 mo ago | Series A | 54 | 2019 | 3 signals ▼40% Leadership · Funding | — | 2 launchs |
| 34 | Loft Cloud and AI based self service cluster management solutions | $29M | 28 mo ago | Series A | 29 | 2017 | — | 27 patents Patents concentrated in health & consumer products | — |
| 35 | Frame Provides a virtualization platform to access applications from the cloud | $28M | 109 mo ago | Acquired | 55 | 2013 | 7 signals ▲250% Leadership | 6 patents Patents concentrated in computing, sensing & instrumentation | — |
| 36 | Scalent Dell: Technology solutions for computers, monitors, IT infrastructure, and services | $27M | 205 mo ago | Acqui-Hired | 40 | 2002 | — | — | — |
| 37 | CloudShare Provider of virtual IT labs for training, demos, and POCs | $26M | 14 mo ago | Series C | 11 | 2007 | — | — | 3 launchs |
| 38 | Corellium Cloud based device virtualization management solution provider | $25M | 54 mo ago | Acquired | 43 | 2017 | — | — | — |
| 39 | Virsto Software Storage virtualization at VM layer | $24M | 177 mo ago | Acqui-Hired | — | 2007 | — | — | — |
| 40 | Netsocket Virtualized framework for optimized and cost effective network | $22M | 143 mo ago | Series B | 11 | 2006 | — | 35 patents IP network management: topology discovery, bandwidth control, media distribution, service assurance. | — |
| 41 | Virtual Computer Virtual desktops Management | $21M | 208 mo ago | Acqui-Hired | 35 | 2007 | — | 20 patents Layered virtual file system and workspace management for cloud-based virtual desktops | — |
| 42 | XenSource Efficient Server Virtualization Software | $21M | 235 mo ago | Acquired | 50 | 2004 | — | 6 patents Virtual machine time synchronization and hypervisor memory address translation | — |
| 43 | Sychron Advanced Technologies Desktop Database Software | $19M | 256 mo ago | Deadpooled | 8 | 1998 | — | — | — |
| 44 | ScaleMP Virtualization for high-end computing | $18M | 105 mo ago | Series D | 18 | 2003 | — | 5 patents OS‑agnostic cluster virtualization platform enabling unified virtual machines across heterogeneous hardware | — |
| 45 | Hyper9 Virtual infrastructure management solutions | $17M | 208 mo ago | Acquired | 5 | 2007 | — | — | — |
| 46 | ZeroTier Creation of flat Virtual Networks | $16M | 22 mo ago | Series A | 16 16 → 32 (+100%) | 2011 | — | — | 1 job opening · 2 launchs · 1 award |
| 47 | Dizzion Cloud-based desktop virtualization management solution provider | $15M | 65 mo ago | Series A | 50 50 → 59 (+18%) | 2011 | — | — | 1 job opening |
| 48 | InstallFree Remote access to Virtual environments | $13M | 193 mo ago | Acquired | 14 | 2006 | — | 12 patents Application virtualization, centralized deployment, and secure data sync for managed software environments. | — |
| 49 | FSLogix Enhances Windows user profiles for consistent virtual desktop experience | $11M | 99 mo ago | Acquired | 30 | 2013 | — | 14 patents Optimizing remote file access and configuration management for virtual desktop environments | — |
| 50 | Red Hat Openstack distribution and cluster management platform | $5M | 41 mo ago | Acquired | 2,700 | 1993 | 35 signals New product · Leadership · Announcements | 6,630 patents Patents concentrated in computing, sensing & instrumentation | — |
Top 12 Virtualization companies in United States
#1
Nerdio 🦄Series C · Chicago, Illinois · founded 2005 · 121 employees$127.4Mraised▾
Nerdio is a software solution provider that helps organizations deploy, manage, and optimize virtual desktops in Microsoft Azure. The company offers a range of products and services, including Nerdio Manager for Enterprise and Nerdio Manager for MSP, which provide cost-effective and efficient management of virtual desktop environments. With Nerdio, organizations can streamline their virtual desktop deployments, reduce costs, and improve user experience.
- Mar 2025Series C$500M
- Dec 2022Series B$117M
- Feb 2020Series A$8M
- Feb 2014Series A$2.4M
#2
Series C · San Francisco, California · founded 2007 · 11 employees$26Mraised▾
Provider of virtual IT labs for training, demos, and POCs. It offers virtual environments for software training, sales demonstrations, and cybersecurity simulations. The platform facilitates hands-on experiences, automates environment setup, and provides real-time analytics. It supports instructor-led and self-paced learning with AI-driven assessment capabilities.
- Apr 2025Series C—
- Jul 2011Series C$10M
- Dec 2009Series B$10M
#3
Series A · Irvine, California · founded 2011 · 16 employees$15.9Mraised▾
The open-source software creates a layer2 virtual network that can be installed and run on any server. It also provides the support of establishing peer-to-peer connections with other participants in the network but it uses centralized servers for peer discovery.
- Jul 2024Series A$13.5M
- Feb 2021Seed$2M
- Mar 2015Seed$427.5K
#4
Acquired · Indianapolis, Indiana · founded 2006 · 120 employees$214.7Mraised▾
Platform offering hyper-converged infrastructure solutions. It provides solutions to reduce setup time and ease the management of virtual machine environments. Its products host storage, computing, and virtual machine on a single hardware. It also lets admins launch applications by creating virtual machines, assigning resources, and providing access to the shared storage which is directly attached.
- Jul 2022Series G$55M
- Dec 2020Series F$30M
- Mar 2019Series F$40M
- Oct 2018Series F$21.2M
#5
Series A · San Francisco, California · founded 2017 · 29 employees$28.6Mraised▾
Developer of scalable cloud-native software designed to allow developer teams to work together in shared clusters. The company's platform adds team members and creates isolated namespaces for different users and workloads, enabling clients to organize online workspaces in a hassle-free manner.
#6
Acquired · Palo Alto, California · founded 1998 · 9081 employees$388.5Mraised▾
Cloud based orchestration solutions. It enables running any app on any cloud on any device through the solutions for modern apps, multi-cloud, and digital workspace. It transform data centers into aggregated computing infrastructures with VMware vSphere, its virtualization platform.
- Jan 2021Grant (prize money)$449K
- Jun 2019Post IPO$280.5K
- Apr 2018Post IPO—
- Aug 2017Conventional Debt—
#7
Series A · New York City, New York · founded 2019 · 54 employees$29Mraised▾
Cloud based security solutions for remote work spaces. It secures remote work on any unmanaged or BYOD computer with a solution than virtual desktops or having to lock down every PC. The software is used in company-controlled secure enclave installed on the users PC or Mac, where business activity is isolated and protected from any personal use on the same computer. Data encryption, data leakage prevention, and backup protecion are some of its features. It provides solutions to industries such as healthcare, technology, legal, financial services, education, and more.
- Jun 2023Series A$29M
#8
Acqui-Hired · Tewksbury, Massachusetts · founded 2011 · 48 employees$317Mraised▾
Altiostar is a cloud-based enterprise virtualized RAN & NFV software provider. It also provides a carrier-grade NFV platform that is built on open source. It has implemented software modules of the eNodeB in VNFs called vBBU. This cloud-RAN platform is designed to enhance spectral efficiency, improve capacity, and performance gain in LTE-A deployments. They also offer macro iRRH radios for outdoor coverage and capacity in LTE markets.
- Oct 2019Series C$4M
- Feb 2019Series C$114M
- Aug 2017Series C$2M
- Jan 2017Series C$27M
#9
Acquired · San Jose, California · founded 2010 · 133 employees$145Mraised▾
Pluribus Networks provides performance-oriented network virtualization for private and public cloud data centers. Its two main products are Netvisor OS and Freedom Server-Switches. Netvisor functions as a distributed network operating system with hypervisor bare-metal virtualization capabilities of computing resources - CPU, memory, and storage & merchant silicon switch chip. The Freedom Server-Switch includes a Solaris-based server for hosting and executing network service applications, combined with a 10/40G Ethernet merchant silicon switch and network processor.
- Oct 2021Series D$20M
- Jan 2015Series D$52M
- Mar 2013Series C—
- Dec 2012Series C$23M
#10
Series D · San Jose, California · founded 2008 · 313 employees$140Mraised▾
Cloud based platform offering Daas monitoring solutions. It provides an IT operations analytics management platform for managing windows servers, workstations, and user sessions. It also monitors the virtual environment hosts, VM servers, and dashboards to manage performance, and resolve issues. It offers reports to analyze the business activities. It enables users to monitor and troubleshoot the virtual platforms.
- Nov 2021Series D$100M
- Nov 2020Series C$27M
- Mar 2017Series B$10M
#11
Acquired · Petaluma, California · founded 2014 · 47 employees$68.8Mraised▾
Global leader in high-speed connectivity, networking systems, software, and services. The company revolutionizes data transmission and network management. It offers solutions including cloud and AI networking, access and aggregation, metro and edge, long haul, submarine, open line systems, and secure networking. The company provides AI-driven operations and network transformation services. Its offerings cater to various industries like cable/MSO, education, government, finance, healthcare, and transportation. The company delivers network innovation insights through blogs, videos, and podcasts. It focuses on empowering customers, partners, and communities to thrive in the AI era. The company builds adaptive networks to support exponential growth in bandwidth demand. It offers automation software and services. The company's offerings include optical networking, Ethernet switches, routers, and PON solutions.
- Jun 2022Series C$30M
- Aug 2019Series B$25M
- Sep 2016Series A$13.8M
#12
Deadpooled · Santa Clara, California · founded 2012 · 35 employees$91.3Mraised▾
Cloud based platform offering big data servers solutions. It provides a software solution to size the infrastructure under the operating system to match the scale of data problems by adding or subtracting low cost commodity servers. Unlike traditional distributed systems which require re engineered applications to scale out, the platform allows to scale out without the existing application code is changed.
- Aug 2021Series B$450K
- Jul 2020Series B$1.2M
- Dec 2018Series B$27M
- Oct 2018Series B$24M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Virtualization coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.