Nasuni
Enterprise cloud file services company combining object storage, edge caching, and a global file system.
Last updated August 22, 2026
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Overview
Nasuni is a privately held enterprise software company headquartered in Boston, Massachusetts, that provides cloud file services and hybrid cloud storage infrastructure. Founded in 2009, the company focuses on organizations that need to manage large, distributed collections of unstructured files across offices, factories, project sites, data centers, and public-cloud environments. Its central proposition is to replace or consolidate conventional file servers and network-attached storage with a cloud-centered architecture while preserving fast local access for frequently used content. Nasuni's platform combines object storage, software-defined edge appliances, file caching, and the company's proprietary UniFS global file system. Customer data is maintained in cloud object storage as a sequence of snapshots containing file versions, while edge appliances provide shared access to cached active files. This architecture is intended to give geographically dispersed users a common file namespace without requiring every location to maintain a complete copy of the organization's data. Appliances may operate on premises, in public clouds, or as virtual machines on infrastructure such as VMware, Nutanix, and Microsoft Hyper-V. The platform supports public-cloud storage services including Amazon Web Services, Microsoft Azure, and Google Cloud Storage, as well as private object-storage environments such as IBM Cloud Object Storage and EMC Elastic Cloud Storage. Nasuni's File Data Platform includes multi-site collaboration, global file locking, file distribution and acceleration, remote access, ransomware recovery capabilities, and professional services for cloud migration. The technology is aimed particularly at companies with large file workloads and operational sites that need both centralized governance and responsive local access. The company has described applications across industries such as manufacturing, architecture and engineering, construction, media and entertainment, and other sectors that generate or share large volumes of design, production, project, and operational data. The company has expanded through both product development and acquisitions. It pursued patent protection for UniFS and related versioned, cloud-native file-system technologies beginning in the 2010s. In 2022, Nasuni acquired technology assets from DBM Cloud Systems to strengthen data migration and cloud-portability capabilities, then acquired Storage Made Easy, a file data management company. In 2024, Vista Equity Partners led a strategic growth investment joined by TCV and KKR, with the transaction reportedly valuing Nasuni at approximately $1.2 billion. In April 2025, Sam King became chief executive officer, while former chief executive Paul Flanagan remained on the board. The company announced the acquisition of Resilio in March 2026, adding technology for high-performance data movement and active data access across demanding distributed workflows. Nasuni remains a private company rather than a publicly traded issuer. Its name is derived from the phrase "NAS Unified," reflecting the founding concept of unifying network-attached storage with cloud infrastructure. The brand's market identity is therefore centered less on consumer cloud storage than on enterprise file consolidation, hybrid-cloud operations, distributed collaboration, resilience, and the modernization of traditional file-server estates.
History
Nasuni was established in 2009 around the idea of unifying network-attached storage with cloud infrastructure. The company's name is derived from "NAS Unified," describing the concept behind its original product direction. Rather than treating cloud storage as a simple remote repository, Nasuni developed an architecture in which cloud object storage acts as the durable central layer while software appliances at the edge maintain cached access to active files. The company's technology evolved around UniFS, a proprietary global file system designed to present object storage as a versioned file system suitable for enterprise file workloads. Nasuni sought patent protection for UniFS-related technology in November 2013. Its design uses snapshots to preserve successive versions of files and directories, supporting recovery, historical access, and cloud-based data management. The system is intended to allow multiple sites to share a common namespace while limiting the need to replicate complete data sets at every location. Nasuni expanded its integration with cloud-storage infrastructure and its on-premises and virtual edge-appliance portfolio during the 2010s. Its appliances could be deployed on customer infrastructure or in public-cloud environments, including virtualized environments based on VMware, Nutanix, and Microsoft Hyper-V, as well as cloud platforms such as Amazon EC2, Microsoft Azure, and Google Cloud Platform. This gave customers a choice between local deployment and cloud-hosted edge access while retaining a common file-service model. The platform's feature set developed around distributed enterprise collaboration and resilience. Multi-site access enables users in different locations to work with shared files, while global file locking is intended to prevent conflicting simultaneous edits. File acceleration and caching help distribute active content to remote users, and access-anywhere functions support employees working outside traditional office networks. Versioned snapshots and recovery functions also support restoration after accidental deletion or ransomware incidents. Nasuni offers professional services to assist organizations moving file data from legacy servers and network-attached storage into cloud-oriented environments. In July 2020, Nasuni raised $25 million in a financing round in which existing investors participated and obtained a further $15 million debt facility. During the same period, the company upgraded its cloud file storage platform to address the requirements of remote and distributed workers. In May 2022, it acquired technology assets from DBM Cloud Systems, adding capabilities related to data migration and cloud portability. In June 2022, it acquired Storage Made Easy, a file data management company, for an undisclosed amount. Nasuni announced a major ownership and growth-capital development in July 2024, when Vista Equity Partners led a strategic investment joined by TCV and KKR. The transaction was reported to value Nasuni at approximately $1.2 billion. In April 2025, Sam King became chief executive officer, and Paul Flanagan, the former CEO, continued on the board. In March 2026, Nasuni announced that it had acquired Resilio, a provider of high-performance data movement technology. Resilio's Active Everywhere Platform extended Nasuni's strategic reach into demanding distributed workflows requiring rapid access to data at scale. Nasuni has received recognition related to cloud storage and customer service, including a Storage Awards 2024 Cloud Enabler of the Year recognition, a Silver Product of the Year award for cloud storage, and a NorthFace ScoreBoard Award from the Customer Relationship Management Institute. The company remains privately held and is positioned as an enterprise cloud file services provider rather than a consumer storage brand.
- 2026
Resilio acquisition
[1]Nasuni announces the acquisition of Resilio and its high-performance data movement technology.
- 2025
Sam King becomes CEO
[1]Sam King becomes chief executive officer, while Paul Flanagan remains on the board.
- 2024
Vista-led strategic growth investment
[1]Vista Equity Partners leads a strategic investment in Nasuni alongside TCV and KKR, with the company reportedly valued at approximately $1.2 billion.
- 2022
DBM Cloud Systems technology acquisition
[1]Nasuni acquires DBM Cloud Systems technology assets to enhance migration and cloud-portability functions.
- 2022
Storage Made Easy acquisition
[1]Nasuni acquires file data management company Storage Made Easy.
- 2020
Financing and remote-work platform upgrade
[1]The company raises $25 million and adds a $15 million debt facility while upgrading its cloud file storage platform for remote workers.
- 2013
UniFS patent application
[1]Nasuni requests patent protection for UniFS-related technology, supporting its versioned and cloud-oriented global file-system architecture.
- 2009
Nasuni is founded
[1]Nasuni is established to develop a unified approach combining network-attached storage concepts with cloud storage.
Products and positioning
Enterprise cloud file services for organizations seeking centralized, scalable file management with local performance across distributed sites.
Enterprise file data management
Nasuni File Data Platform
Nasuni's principal enterprise platform for managing unstructured file data across cloud and edge environments. It combines object storage, the UniFS global file system, caching, versioned snapshots, multi-site collaboration, global file locking, remote access, file acceleration, and recovery capabilities. The platform is designed to consolidate traditional file servers and network-attached storage while allowing distributed users to work with active content close to their locations.
Global file system
UniFS
UniFS is Nasuni's proprietary cloud-native global file system. It provides a file-system layer over object storage and organizes customer data through versioned snapshots. Its capabilities include file sharing across sites, global locking, fast restoration, cloud portability, and support for distributed access. UniFS is the core software architecture underlying Nasuni's cloud file services.
Cloud storage gateway and caching appliance
Nasuni Edge Appliances
Nasuni Edge Appliances provide local or cloud-hosted access to files stored in Nasuni-managed cloud storage. They cache frequently used content so users at offices, factories, and other sites can work with active files without maintaining a complete local copy of the organization's data. The appliances can run on physical hardware, as virtual machines, or in public-cloud environments including Azure, Amazon EC2, and Google Cloud Platform.
Cloud file storage
Nasuni Cloud File Services
Nasuni Cloud File Services provides centralized enterprise file storage using cloud object-storage infrastructure and distributed edge access. It supports multiple public and private cloud storage back ends, preserves file versions through snapshots, and provides a common namespace for users working across locations. The offering is positioned as an alternative to fragmented file-server and NAS estates.
High-performance data movement
Resilio Active Everywhere Platform
Resilio's Active Everywhere Platform, brought into Nasuni's portfolio through the announced 2026 acquisition, is designed for high-performance data movement and broad data accessibility. It addresses data-intensive workflows in sectors such as architecture and engineering, media and entertainment, and financial services, where large files and distributed teams require rapid movement and access.
Brand decisions
2026
Acquire ResilioM&ABackground
Customers with large, distributed, and data-intensive workloads require faster movement and broader availability of active data.
Action taken
Nasuni announced the acquisition of Resilio and its Active Everywhere Platform for high-performance data movement.
Aftermath
The acquisition expanded Nasuni's capabilities for demanding workflows in architecture and engineering, media and entertainment, and financial services.
2024
Accept Vista Equity Partners-led strategic investmentM&ABackground
Nasuni pursued additional growth capital and institutional support for its enterprise software expansion.
Action taken
Vista Equity Partners led a strategic growth investment joined by TCV and KKR.
Aftermath
The investment reportedly valued Nasuni at approximately $1.2 billion and strengthened its backing from enterprise-software-focused investors.
Reported company valuation. Approximately $1.2 billion (2024)
2022
Acquire DBM Cloud Systems technology assetsM&ABackground
Enterprise customers increasingly needed to move file data between storage environments and avoid dependence on a single cloud location.
Action taken
Nasuni acquired DBM Cloud Systems technology assets to strengthen data migration and cloud-portability capabilities.
Aftermath
The acquired technology broadened the platform's support for migration and portability use cases.
2022
Acquire Storage Made EasyM&ABackground
Nasuni sought to expand its file data management capabilities beyond the core cloud file system.
Action taken
The company acquired Storage Made Easy for an undisclosed amount.
Aftermath
The transaction added file data management technology and expanded Nasuni's enterprise cloud-storage portfolio.
2020
Adapt the cloud file platform for remote workStrategyBackground
The shift toward distributed work increased demand for secure access to enterprise files from outside traditional office locations.
Action taken
Nasuni upgraded its cloud file storage platform while raising new capital and arranging additional debt financing.
Aftermath
The company positioned its cloud file services and access-anywhere capabilities for organizations operating with remote and geographically distributed employees.
Financing. $25 million equity financing plus a $15 million debt facility (2020)
Recent events
Reported
Nasuni acquires DryvIQ[3]
Nasuni announced on August 27, 2026 that it has acquired DryvIQ, an intelligent unstructured data management provider, adding AI-powered content intelligence and governance capabilities to the Nasuni File Data Platform.
- Unconfirmed
Reported
Nasuni achieves ISO/IEC 27001:2013 certification[4]
Nasuni announced that it had achieved ISO/IEC 27001:2013 certification for its information security management system, following third-party accreditation.
Reported
Nasuni receives NorthFace ScoreBoard Service Award[5]
Nasuni announced that its customer success team received the NorthFace ScoreBoard Service Award for customer support; the award announcement reported an NPS of 86 and a 4.7 Transaction Survey ScoreBoard Index rating for technical support.
Reported
Nasuni and Google Cloud form file storage partnership[6]
Nasuni announced a strategic collaboration with Google Cloud to offer enterprise cloud file storage combining Google Cloud object storage with Nasuni's cloud-native global file system.
Reported
Nasuni announces new capabilities[7]
Nasuni announced new capabilities for enhanced remote work, simplified cloud migration, and protection for critical file data.
Reported
Nasuni secures $40 million in financing[7]
Nasuni secured $40 million in new financing, comprising $25 million in equity financing and a $15 million debt facility, according to an announcement on July 14, 2020.
- Unconfirmed
Nasuni adds two directors to its board[8]
Nasuni said it had added Joel Reich and Peter McKay to its board of directors.
Sources8 sources
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