ArcaStream
- Company typePrivate
- Founded2012
- HeadquartersLeatherhead, United Kingdom
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
ArcaStream firmographics
Firmographics- Name
- ArcaStream
- Website
- https://arcastream.com
- Company type
- Private
- Founded year
- 2012
- Operating status
- Acquired
- Headcount range
- 11–50 employees
- Ownership category
- akta.pro rank
ArcaStream industry classification
Industry- Product category
- Enterprise Storage Software
- NAICS
- Software Publishers (5132)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- HPC Storage & Parallel File Systems (Lustre/GPFS/Object) (HDACAOAF)
- akta.pro secondary industries
- Cloud Storage Core Services (Object/Block/File Storage as a Service) (HDABAAAK), Hybrid Cloud Storage & Backup Infrastructure (HDABAMAG)
Keywords
Where ArcaStream is headquartered
LocationHeadquarters
- HQ city
- Leatherhead
- HQ country
- United Kingdom
- HQ region
- Europe
Markets served
ArcaStream business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Operations, Marketing or Sales
Revenue model
- Software-defined Storage Solutions: ArcaStream generates revenue through licensing and selling its parallel file system technology as part of enterprise storage solutions, integrated into DataCore's universal storage portfolio.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels1 record
ArcaStream product offering
Product offeringCore offering
ArcaStream develops and licenses a parallel file system for high-performance enterprise storage. Its software provides a global namespace with high throughput and consistent performance at scale for semi-structured and unstructured data workloads. The technology targets demanding use cases in AI, HPC, healthcare, and media.
Product overview
ArcaStream, a Kalray company, specialized in high-performance file storage solutions. DataCore Software acquired substantially all assets of ArcaStream's Parallel File System Business in February 2025. The acquired parallel file system technology, featuring a global namespace and high throughput capabilities, is integrated into DataCore's universal storage portfolio under the Nexus product line. This acquisition enables DataCore to offer block, file, and object storage solutions supporting workflows across core, edge, and cloud environments.
Differentiator
Problem solved
Functional benefit
Products and services
- ArcaStream Parallel File System
Companies that use ArcaStream
Customer profileSegments1 record
Ideal customer profiles1 record
ArcaStream technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
ArcaStream partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core and minor.
- Dell TechnologiescoreDell Technologies has been a trusted partner of ArcaStream. Following the acquisition by DataCore, this partnership strengthens collaboration and fosters compatibility between Dell's hardware platforms and DataCore's software offerings, empowering joint customers with access to a wide range of storage solutions combining software-defined technology with industry-leading hardware configurations.
- Integra SystemsminorIntegra Systems is a partner mentioned as benefiting from the DataCore-ArcaStream merger, enhancing their ability to meet customers' growing needs in an evolving IT landscape by delivering end-to-end solutions for diverse infrastructure and application requirements.
Scale indicators2 records
Recent moves4 records
Expansion highlights4 records
ArcaStream competitors and assessment
Company assessmentDirect peers
- Panasas: Panasas specializes in parallel file system storage (PanFS) for HPC and enterprise workloads, with a long-standing focus on engineering, research, and life sciences. It is a direct competitor to ArcaStream in the parallel file system category.
- Qumulo: Qumulo provides a scale-out, software-defined file storage platform with a global namespace for unstructured data. While less HPC-focused than ArcaStream, it competes for similar enterprise customers needing high-throughput file storage.
- VAST Data: VAST Data provides a high-performance, scale-out file and object storage platform targeting AI, HPC, and large analytics workloads. It overlaps with ArcaStream in addressing demanding throughput and global namespace requirements for AI/HPC customers.
- Weka (WekaIO): Weka offers a high-performance parallel file system (WekaFS) optimized for AI and HPC workloads, targeting the same enterprise buyers as ArcaStream with global namespace and high-throughput capabilities. Both compete head-to-head for AI training, HPC, and media rendering workloads.
- DDN (Lustre): DDN is the primary commercial steward of Lustre, the dominant open-source parallel file system for HPC and AI workloads. Like ArcaStream, DDN delivers parallel file system storage for high-throughput, large-scale enterprise and research environments.
- IBM Spectrum Scale (GPFS): IBM Spectrum Scale (formerly GPFS) is a long-established parallel file system used widely in HPC and enterprise analytics. It competes directly with ArcaStream's parallel file system for high-performance file storage deployments.
Emerging players
- MinIO: MinIO offers a high-performance, S3-compatible object storage platform widely deployed for AI/ML data lakes and HPC workloads. While primarily object rather than file, it increasingly competes for the same AI data infrastructure budgets as ArcaStream.
Broad incumbents
- Pure Storage: Pure Storage is a large enterprise storage vendor with flash-based file and object offerings serving AI, HPC, and analytics workloads. It competes with ArcaStream for high-performance enterprise storage deals.
- NetApp: NetApp is an incumbent enterprise storage vendor offering scale-out file (ONTAP) and increasingly AI-targeted storage solutions. It competes with ArcaStream for enterprise file storage budgets, particularly at the high end.
- Dell PowerScale (Isilon): Dell PowerScale is a scale-out NAS platform from Dell (ArcaStream's stated channel partner) for unstructured data workloads including AI and HPC. It offers parallel file capabilities at a broader enterprise level, overlapping with ArcaStream's use cases.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights1 record
Customer concentration
ArcaStream social profiles
Digital presenceArcaStream financial estimates
Financial estimateRevenue estimate
Valuation estimate
ArcaStream leadership team
Management profileNumber of profiles
Profiles1 record
ArcaStream funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ArcaStream M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ArcaStream
What does ArcaStream do?
ArcaStream develops and licenses a parallel file system for high-performance enterprise storage. Its software provides a global namespace with high throughput and consistent performance at scale for semi-structured and unstructured data workloads. The technology targets demanding use cases in AI, HPC, healthcare, and media.
When was ArcaStream founded?
ArcaStream was founded in 2012. It employs 11 to 50 people.
Where is ArcaStream based?
ArcaStream is headquartered in Leatherhead, United Kingdom, in the Europe region.
How does ArcaStream make money?
One revenue line is on record: software-defined Storage Solutions.
Who are ArcaStream's main competitors?
Direct peers on record are Panasas, Qumulo, VAST Data, Weka (WekaIO), DDN (Lustre) and IBM Spectrum Scale (GPFS). MinIO is listed as an emerging player. Broad incumbents are Pure Storage, NetApp and Dell PowerScale (Isilon).
Does ArcaStream have an API?
No public API is recorded for ArcaStream.
What industry is ArcaStream in?
ArcaStream's product category is Enterprise Storage Software. Its primary akta.pro industry code is HDACAOAF, HPC Storage & Parallel File Systems (Lustre/GPFS/Object), with a secondary code of HDABAAAK, Cloud Storage Core Services (Object/Block/File Storage as a Service). Its NAICS code is 5132 and its SIC code is 7372.