arista
Arista Networks designs and sells Ethernet-based AI networking switches for hyperscalers and AI labs, providing open-standard spine, backbone, and edge-leaf infrastructure that displaces proprietary InfiniBand in AI back-end networks.
- Company typePublic
- Founded1996
- HeadquartersSanta Clara, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What arista does
Arista Networks is a publicly traded networking infrastructure company specializing in Ethernet-based solutions for AI and hyperscale data center environments. The company's core products are high-performance network switches engineered for AI back-end networks, supporting spine, backbone, and edge-leaf architectures at hundreds of terabytes scale. Arista's value proposition is built around open-standard, multi-vendor Ethernet as a replacement for proprietary InfiniBand stacks, with CEO Andy Ullal publicly positioning Ethernet as the 'eventual winner' for AI networking.
The company generates revenue primarily through hardware sales of network switches to hyperscalers and large AI infrastructure operators. Distribution is via direct enterprise field sales on a global basis, targeting buyers such as Google, Anthropic, and other major AI labs. The go-to-market is reinforced by analyst relations (Evercore coverage) and industry conference thought leadership. Dell'Oro Group data indicates Ethernet captured over two-thirds of data center switch sales in AI back-end networks in 2025, up from under 50% a year earlier, with Arista positioned as a primary beneficiary.
Data note: The input's firmographics block (a Spanish integrated communications agency founded in 1996 with 251–500 employees and a Plesk default page at arista.es) is inconsistent with the substantive technology, customer, and management evidence in the same dataset, which clearly references Arista Networks. This description is grounded in the Arista Networks evidence, which is the only set of data with first-party product, customer, and management specificity.
arista firmographics
Firmographics- Name
- arista
- Website
- https://arista.es
- Company type
- Public
- Founded year
- 1996
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Arista Networks designs and sells Ethernet-based AI networking switches for hyperscalers and AI labs, providing open-standard spine, backbone, and edge-leaf infrastructure that displaces proprietary InfiniBand in AI back-end networks.
- Ownership category
- akta.pro rank
arista industry classification
Industry- Product category
- Data Center Networking Equipment
- NAICS
- Other Communications Equipment Manufacturing (334290), Other Communications Equipment Manufacturing (33429), Computer and Peripheral Equipment Manufacturing (33411)
- SIC
- Computer Communications Equipment (3576)
- akta.pro primary industry
- Data Center Ethernet Switching (ToR/Leaf-Spine) (HDABAFAA)
- akta.pro secondary industries
- AI Networking for Clusters (InfiniBand/Ethernet/RDMA) (HDAAAAAE), Cloud-Scale / Hyperscale Ethernet Switching (HDAFAAAF)
Keywords
Where arista is headquartered
LocationHeadquarters
- HQ city
- Santa Clara
- HQ country
- United States
- HQ region
- North America
Markets served
arista business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure
Revenue model
- Network Hardware Sales: Sale of Ethernet switches and networking infrastructure hardware for AI data center deployments. Revenue driven by hyperscaler expansion and AI infrastructure buildout.
- AI Network Switch Sales: Specialized switches for AI back-end networks. Dell'Oro Group reports Ethernet switch sales in AI back-end networks more than tripled in 2025, accounting for over two-thirds of data center switch sales.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels3 records
arista product offering
Product offeringCore offering
Arista Networks sells Ethernet-based AI networking infrastructure, primarily high-performance network switches and scale-out network architectures (spine, backbone, edge-leaf) operating at hundreds of terabytes scale. The products are designed to replace proprietary InfiniBand solutions in AI back-end data center networks and are sold to hyperscalers and large AI operators.
Differentiator
Problem solved
Functional benefit
Products and services
- AI Back-End Network Switches High-performance Ethernet switches designed for AI infrastructure workloads in data center back-end networks. Built to displace proprietary InfiniBand solutions and offer open-standard, multi-vendor interoperability for hyperscalers.
- AI Scale-Out Network Infrastructure Comprehensive Ethernet networking infrastructure supporting distributed AI workloads with spine, backbone, and edge-leaf architecture at hundreds of terabytes scale. Enables hyperscalers and AI operators to run distributed inference workloads at massive scale.
Quantifiable outcome
- Ethernet captured over two-thirds of data center switch sales in AI back-end networks by 2025, up from less than 50% a year prior
Companies that use arista
Customer profileNamed customers2 records
Segments2 records
Ideal customer profiles2 records
arista technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
arista partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- AnthropiccoreArista secured AI networking wins at Anthropic, one of the leading AI research labs. Anthropic deployed Arista's Ethernet-based AI networking infrastructure for AI workloads.
- GooglecoreArista secured AI networking wins at Google, one of the largest hyperscalers globally. Google deployed Arista's Ethernet-based networking solutions for AI infrastructure.
Scale indicators3 records
Recent moves5 records
Expansion highlights5 records
arista competitors and assessment
Company assessmentBroad incumbents
- Hewlett Packard Enterprise (HPE):
- Cisco Systems: Global incumbent in data center and enterprise networking. Cisco's Nexus and Silicon One portfolios directly compete with Arista in hyperscaler Ethernet switching, especially as Cisco repositions around AI back-end fabrics.
Direct peers
- NVIDIA: Through its Mellanox business, NVIDIA sells InfiniBand and Spectrum-X Ethernet for AI clusters, directly competing with Arista in AI back-end networking and tying networking tightly to its dominant GPU stack.
- Juniper Networks (HPE): Direct competitor in high-performance data center switching with QFX and PTX lines, plus Apstra for fabric automation; now part of HPE, expanding channel reach into AI infrastructure buyers.
Others
- Broadcom: Supplies Tomahawk, Jericho, and Silicon One Ethernet switching silicon that underpins both Arista and competing platforms; also partners directly with hyperscalers on custom networking ASICs that could erode merchant switch demand.
- Marvell Technology: Provides high-speed Ethernet switching and interconnect silicon (Teralynx, Innovium) used by cloud and AI data center builders, positioning as both a supplier to Arista-like OEMs and a partner to hyperscalers on custom silicon.
Regional players
- Huawei: Operates a broad data center switching portfolio (CloudEngine) competing with Arista in AI and cloud back-end networks; primarily a regional peer due to US/EU restrictions limiting direct competition in Arista's core Western hyperscaler accounts.
Emerging players
- Extreme Networks: Enterprise and cloud-scale switching vendor (Universal Switching) increasingly targeting AI back-end and high-performance data center use cases, competing for second-tier hyperscaler and large enterprise opportunities adjacent to Arista.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
arista social profiles
Digital presencearista financial estimates
Financial estimateRevenue estimate
Valuation estimate
arista leadership team
Management profileNumber of profiles
Profiles1 record
arista funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
arista 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 arista
What does arista do?
Arista Networks sells Ethernet-based AI networking infrastructure, primarily high-performance network switches and scale-out network architectures (spine, backbone, edge-leaf) operating at hundreds of terabytes scale. The products are designed to replace proprietary InfiniBand solutions in AI back-end data center networks and are sold to hyperscalers and large AI operators.
Is arista a public or private company?
arista is a public company. It is classified as public and is currently operating.
When was arista founded?
arista was founded in 1996. It employs 11 to 50 people.
Where is arista based?
arista is headquartered in Santa Clara, United States, in the North America region.
How does arista make money?
Two revenue lines are on record. Network Hardware Sales are the primary driver. The others are AI Network Switch Sales.
Who are arista's main competitors?
Broad incumbents on record are Hewlett Packard Enterprise (HPE) and Cisco Systems. Direct peers are NVIDIA and Juniper Networks (HPE). Others are Broadcom and Marvell Technology. Huawei is listed as a regional player. Extreme Networks is listed as an emerging player.
Does arista have an API?
No public API is recorded for arista.
What industry is arista in?
arista's product category is Data Center Networking Equipment. Its primary akta.pro industry code is HDABAFAA, Data Center Ethernet Switching (ToR/Leaf-Spine), with a secondary code of HDAAAAAE, AI Networking for Clusters (InfiniBand/Ethernet/RDMA). Its NAICS code is 334290 and its SIC code is 3576.