Best Enterprise Infrastructure Companies in Milpitas, United States
The 52 best Enterprise Infrastructure companies in Milpitas, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Virident Systems.
Our analysis of 147 Enterprise Infrastructure companies
$38.8b in tracked funding; 99% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Enterprise Infrastructure companies in Milpitas
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Virident Systems Enterprise storage products provider | $116M | 161 mo ago | 1 | 2006 | — | 157 patents Flash memory controller architectures optimizing write performance and asymmetric memory management | — |
| 2 | FireEye Provider of a platform offering a suite of cyber security solutions | $95M | 68 mo ago | 4,127 | 2004 | Kevin Mandia CEO | 440 patents Advanced cyber threat detection, malware analysis, and automated mitigation for network security. | — |
| 3 | Consentry Switch based NAC, user & application control | $80M | 210 mo ago | 18 | 2003 | — | — | — |
| 4 | Elisity Offering network access control solutions | $73M | 18 mo ago | 25 | 2018 | Sundher Narayan Co-Founder & CTO | 2 patents Network security protocols for identity‑aware encrypted communications. | 1 partnership · 1 award |
| 5 | Mandiant Provider of threat prioritization based cyber incident response | $70M | 183 mo ago | 459 | 2004 | — | 54 patents Machine‑learning driven endpoint threat detection and automated malware analysis | — |
| 6 | Pliant Technology Enterprise All Flash Drives (EFDs) | $50M | 198 mo ago | 20 | 2006 | — | 183 patents Patents concentrated in transport & manufacturing processes | — |
| 7 | Cyral Solutions for cloud data security | $41M | 62 mo ago | 35 | 2018 | Manav Mital Founder & CEO | 59 patents Identity‑based access control and protective data‑layer security for databases | — |
| 8 | Array Networks Network Functions Virtualization platform provider | $39M | 270 mo ago | 201 | 2000 | — | — | 1 partnership |
| 9 | SS8 Network security analytics & forensics solution for threat detection & remediation | $27M | 150 mo ago | 58 58 → 145 (+150%) | 1994 | — | — | — |
| 10 | Azalea Networks Wireless mesh solutions provider | $27M | 219 mo ago | 108 | 2005 | — | — | — |
| 11 | Cato Digital Provider of bare metal cloud services utilizing second life hardware | $26M | 39 mo ago | 25 25 → 31 (+24%) | 2013 | Shankar Ramamurthy Founder | — | — |
| 12 | Gigamon Provider of deep observability pipeline for hybrid cloud infrastructure management | $23M | 29 mo ago | 574 574 → 1,225 (+113%) | 2004 | Ted Ho CEO/Co-Founder | 284 patents Network traffic visibility: flow deduplication, encrypted traffic decryption, container monitoring policies. | 1 launch · 2 partnerships |
| 13 | Silicon Graphics International Corp Provider of high performance computing and data management solutions | $21M | 281 mo ago | — | 1999 | Mark Barrenechea CEO & President | 427 patents High-performance computing hardware: clock sync, shared storage, power management, arbitration, routing. | — |
| 14 | Neosec Platform offering cloud based application programming interface security provider | $21M | 58 mo ago | 47 | 2002 | Giora Engel Co-Founder | — | — |
| 15 | Servgate Unified threat management platform for SMB/SME | $18M | 265 mo ago | — | 1999 | — | — | — |
| 16 | California Micro Devices Application specific ICs for mobile handsets and other electronics | $15M | 89 mo ago | 109 | 1990 | — | — | — |
| 17 | Relay2 Cloud Wi-Fi services | $14M | 132 mo ago | 10 | 2011 | — | 34 patents Wi‑Fi network management and load balancing, mobile app service orchestration, cloud mobility control | — |
| 18 | NeoScale Systems AI platform providing scalable, standardized, and secure solutions for business | $12M | 279 mo ago | 18 | 2000 | — | — | — |
| 19 | Deepfence Cloud workload and container security solutions provider | $10M | 68 mo ago | 29 | 2015 | — | — | — |
| 20 | Hive Pro Cloud based predictive vulnerability assessment solutions | $7M | 36 mo ago | 69 | 2019 | — | — | — |
| 21 | Shenick VM based emulation software for testing | $6M | 254 mo ago | — | 2000 | Robert Winters Co-Founder & CMO | — | — |
| 22 | Avni Software Defined Cloud platform | $4M | 145 mo ago | 29 | 2013 | Rohini Kasturi Founder and CEO | — | — |
| 23 | Minkasu Provider of mobile payment authentication to eliminate usernames, passwords, and OTPs | $1M | 126 mo ago | 11 | 2014 | Anbu Gounder Co-Founder & CEO | 18 patents Secure mobile payment platforms employing biometric transaction authentication | — |
| 24 | Lono Application for the automation of management of cloud instances | $465K | 124 mo ago | 17 | 2014 | Dinesh Goradia Co-Founder | — | — |
| 25 | Priza Technologies Provider of an AI technology for creating content | $400K | 72 mo ago | 12 | 2007 | Shalender Singh Co-Founder & CEO | — | — |
| 26 | Appcara Cloud based platform offering software for application migration, deployment and management | $350K | 173 mo ago | 19 | 2010 | — | — | — |
| 27 | OpenRefactory Automated software testing tool provider | $225K | 120 mo ago | 13 | 2015 | Munawar Hafiz Co-Founder & CEO | — | — |
| 28 | Prophaze Provider of AI-powered web application and API security platform solutions | $112K | 43 mo ago | 10 | 2019 | Lakshmi Das Co Founder | — | 1 launch |
Top 12 Enterprise Infrastructure companies in Milpitas
#1
Series B · Milpitas, California · founded 2018 · 25 employees$72.6Mraised▾
Offering network access control solutions. It enables enterprises to deliver least-privilege access from the cloud to any asset, enforcing policy and nano-segmentation at the edge. Cognitive trust is a new approach to network access that enables secure connectivity at the asset level, based on contextual knowledge over time. The platform continuously applies on demand connections by verifying a combination of identity, location, permissions, and behavior.
- Jan 2025Series B—
- Mar 2024Series B$39.1M
- Jun 2021Series A$26M
- Aug 2020Seed$7.5M
#2
Acquired · Milpitas, California · founded 2004 · 574 employees$22.8Mraised▾
Provider of deep observability pipeline for hybrid cloud infrastructure management. It delivers network-derived intelligence to security and observability tools. The company offers solutions for cloud visibility, data center visibility, network security, and traffic intelligence. Its products include cloud suites, appliances, network taps, traffic aggregators, and fabric managers.
- Feb 2024PE—
- Feb 2010Series A$22.8M
#3
Series B · Milpitas, California · founded 2013 · 25 employees$25.7Mraised▾
Provider of bare metal cloud services utilizing second life hardware. The company offers application, storage, and GPU servers designed for ephemeral use and on-demand scaling. Its software orchestrates data center power to maximize server utilization, enabling low-cost compute. The company aims to build a sustainable platform by leveraging stranded data center power capacity and clean energy.
- Apr 2023Series B$8.7M
- Aug 2020Series B$12M
- Mar 2019Series B$17M
- Oct 2017Series A$3.9M
#4
Seed · Milpitas, California · founded 2019 · 69 employees$7Mraised▾
Cloud based predictive vulnerability assessment solutions. It provides a platform fusing automated, manual, and external vulnerability analytics in a single pane using a data-driven predictive approach to identify, respond and proactively remediate vulnerabilities.
- Jul 2023Seed$4M
- Jun 2021Seed$3M
#5
Acquired · Milpitas, California · founded 2004 · 4127 employees$94.7Mraised▾
Every day at FireEye, we see firsthand the impact of cyber-attacks on real people. This is what inspires us to fulfill our mission to relentlessly protect our customers from the impact and consequences of cyber attacks.\n\nWe have learned that technology alone isn’t enough to combat cyber attackers. Our fundamental belief is that hands-on front-line expertise and intelligence, combined with innovative technology, provides the best means to protect our customers from cyber threats.\n\nFireEye has created a unique learning system. Our real-time knowledge of the threat landscape ensures that our offerings provide the best means to protect our customers.
#6
Acquired · Milpitas, California · founded 2006 · 1 employees$116.4Mraised▾
Virident is an enterprise storage products provider. It builds Storage Class Memory (SCM), using flash technology. Products include PCIe-based enterprise flash storage and Solid State Disks (SSD) for database. The company was founded by a management team from Google, Sun Microsystems, Cisco, SGI, and Intel.
- Jan 2013Series E$40M
- Sep 2012Series D$26M
- Nov 2011Series C$21M
- Nov 2010Series B$12.7M
#7
Acquired · Milpitas, California · founded 2018 · 35 employees$41.1Mraised▾
Solutions for cloud data security. The product offers data layer visibility, granular access control, and protection against ex-filtration. It also offers real-time visibility and policy enforcement for data endpoints. The features of the product include application monitoring, ex-filtration blocking with an automated response, and anomalies access.
- May 2021Series B$26M
- Oct 2020Series A—
- Jan 2020Series A$11M
- Angel$4.1M
#8
Deadpooled · Milpitas, California · founded 2003 · 18 employees$80.4Mraised▾
ConSentry Networks provided switch based Network Access Control (NAC) for secure access in internal network of enterprise. Solution included user & application control and required enterprise to substitute its existing switches or deploy another layer of switches to distribute ConSentry’s access controls. Its switches had layer 7 intelligence and knowledge of users’ identities, roles and what machines are being using to access the network. Closed in 2011 after raising over $80M due to collapse of pure NAC market.
- Jan 2009Series E$9.4M
- Oct 2007Series E$21M
- Jul 2006Series D$20M
- Jul 2005Series C$17M
#9
Acqui-Hired · Milpitas, California · founded 2002 · 47 employees$20.7Mraised▾
Platform offering cloud based application programming interface security provider. It provides a cyber security platform that uses big data, artificial intelligence, and behavioral analytics technology to reveal hidden API abuse. It also provides security visibility into the API blind spot and also prevents business logic abuse across the API estate.
- Sep 2021Series A$15M
#10
Acquired · Milpitas, California · founded 2004 · 459 employees$70Mraised▾
Provider of threat prioritization based cyber incident response. It sweeps endpoints combined with data from SIEM and network scanners to identify threats and quickly define the scope of infection. It help the response team quickly create a plan around endpoints basis actual impact and not based on suspicion.
- Apr 2011Series C$70M
#11
Acquired · Milpitas, California · founded 2006 · 20 employees$50.3Mraised▾
Pliant Technology is developing a new class of all flash SSD storage devices for the enterprise computing market. Enterprise Flash Drives (EFDs) are designed ina a way to integrate seamlessly into existing enterprise architecture thus enhancing performance, reliability, energy efficiency of enterprise data center storage systems. Pliant currently sells ultra-high performance enterprise solid state drives based on the SAS protocol to meet the demanding high IOPS needs of enterprise storage customers. The company's product roadmap also includes PCIe-based solutions for high-performance compute environments. Pliant is a leader in the use of multi-level cell (MLC) NAND in enterprise SSDs, and the lower cost of MLC is the key enabler for the broad adoption of SSDs in the enterprise market. Flash memory is the future and is currently making significant inroads into the enterprise by dramatically increasing application performance and reducing power consumption. Pliant is now acquired by Sandisk, the world leaders in SSDs.
- Jan 2010Series C$27.3M
- Mar 2009Series C$15M
- Feb 2008Series A$8M
#12
Public · Milpitas, California · founded 2000 · 201 employees$38.6Mraised▾
Array Networks is a Network Functions Virtualization platform provider. The solution improves application deliverability, performance, and security by optimizing traffic and reducing cost. The core product is the application delivery controller which are delivered as physical and virtual appliances. Other products include SSL VPN, WAN optimization.
- Jan 2004Series A$7.5M
- Jun 2003Series A—
- Feb 2001Series A$31.1M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Enterprise Infrastructure coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Cloud Computing is moving in the United States
A read on the academic research around Cloud Computing — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 8,654 United States-affiliated papers.
- Film Independent588
- Microsoft147
- Goddard Space Flight Center135
- University of Washington130
- NSF National Center for Atmospheric Research117
- Scalability51→526
- Software deployment12→253
- Key (lock)16→192
- Operating system45→218
- Workflow3→176
- Scalability14→264
- Key (lock)9→192
- Operating system18→190
- Software deployment9→176
- Analytics8→149
- Key (lock)9→128
- Scalability10→101
- Software deployment2→76
- Operating system13→83
- Big data17→80
Where cloud computing is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing cloud computing patents in the United States
United States cloud computing patent filing is cooling — 6,575 filings from 3,147 assignees (2016–2025), led by IBM, Microsoft, Intel; annual filings 708→574.
- IBM1261
- Microsoft891
- Intel641
- Vmware477
- Oracle381
- Cisco237
- RED HAT185
- Nutanix173