| # | Company | Employees |
|---|---|---|
| 1 | 109,404 | |
| 2 |
NVIDIAnvidia.com
A pioneering company in accelerated computing, known for inventing the GPU, shaping PC gaming, computer graphics, AI development, and creating the metaverse |
48,336 |
| 3 | 47,988 | |
| 4 |
ServiceNowservicenow.com
Cloud-based platform digitizes and unifies organizations to streamline work processes, connect employees and customers, and enable innovation and agility Creating a smarter future |
35,136 |
| 5 |
Applied Materialsappliedmaterials.com
Leader in materials engineering solutions essential for semiconductor and advanced display technologies, enabling AI advancement and next-generation chip commercialization. |
31,512 |
| 6 |
Palo Alto Networkspaloaltonetworks.com
A global cybersecurity leader addressing security challenges through continuous innovation with artificial intelligence, analytics, automation, and orchestration for organizations worldwide |
22,680 |
| 7 |
Marvell Technologymarvell.com
Specializing in infrastructure technology, we collaborate closely with clients to deliver tailored solutions, leveraging innovation and partnership to drive progress and success |
11,815 |
| 8 |
Encora Inc.coforge.com
Encora is a technology modernization and innovation partner offering digital engineering services across various industries with a global presence |
7,245 |
| 9 |
Chegg Inc.chegg.com
A student-first connected learning platform in Santa Clara, CA, offering affordable tools and services for higher education success globally |
6,664 |
| 10 |
Arista Networksarista.com
Industry leader in data-driven networking solutions for large data centers, campuses, and routing environments, offering platforms for availability, agility, automation, analytics, and security |
5,752 |
| 11 |
Pure Storageeverpuredata.com
Provides secure, real-time data storage solutions for SaaS, cloud providers, enterprises, enabling AI, machine learning, and multi-cloud environments. |
5,239 |
| 12 |
Netskopenetskope.com
Provides optimized access and real-time, context-based security for cloud and AI ecosystems, including agents, applications, tools, LLMs, people, devices, and data. |
3,395 |
| 13 |
LNT Infotechlntinfotech.com
A global IT solutions & services company, part of Larsen & Toubro, helping clients succeed in digital transformation through technology consulting and digital solutions |
2,230 |
| 14 |
PDF Solutionspdf.com
An analytics platform for the semiconductor industry offering data solutions to improve yield, quality, and profitability through data analytics and professional services |
1,075 |
| 15 |
Astera Labsasteralabs.com
A global leader in purpose-built connectivity solutions for AI and cloud infrastructure, integrating PCIe, CXL, and Ethernet solutions in a scalable, customizable platform |
963 |
| 16 | 923 | |
| 17 |
Ambarella Incambarella.com
A leading developer of visual AI products specializing in advanced technologies for various human and computer vision applications such as video security and autonomous driving |
781 |
| 18 |
SoundHound AIsoundhound.com
A global innovator in conversational technologies, creating custom voice assistants for top brands and enabling natural interactions through Voice AI solutions |
775 |
| 19 |
SiTimesitime.com
A leader in silicon MEMS timing, this analog and semiconductor company offers programmable solutions for high-performance, small-sized, low-power, and reliable products |
498 |
| 20 |
Innoviz Technologiesinnoviz.tech
Leading provider of LiDAR technology, serving automotive manufacturers, designing solutions for OEMs, system integrators, municipalities, commercial enterprises, and other use cases worldwide. |
469 |
| 21 |
Ameliasoundhound.com
A global leader in Enterprise Conversational AI, trusted by organizations to automate operations, improve customer experience, and optimize business outcomes worldwide |
324 |
| 22 |
Silvaco Incsilvaco.com
A global technology company providing EDA tools and semiconductor IP for advanced semiconductor development, power IC design, and innovative smart silicon solutions |
290 |
| 23 |
Silergysilergy.com
A fast-growing semiconductor company offering innovative analog, power, and signal chain solutions for automotive, industrial, consumer, computing, and telecom applications worldwide |
272 |
| 24 |
Portworx by Everpureportworx.com
A cloud native storage provider simplifying deployment of containerized applications across multiple clouds and on-prem environments with a single data management layer |
106 |
| 25 |
SPI Energyspisolar.com
Global provider of photovoltaic solutions for business, residential, and government customers Specializing in development, financing, installation, and operation of solar projects worldwide |
9 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 2, 2026.
More company lists in Santa Clara
- The largest companies in Santa Clara 261
- AI companies in Santa Clara 74
- SaaS companies in Santa Clara 64
- Software Development companies in Santa Clara 56
- IT Services and IT Consulting companies in Santa Clara 54
- IT services companies in Santa Clara 47
- Electronics and semiconductor companies in Santa Clara 37
- Hardware manufacturers in Santa Clara 36
- Data and analytics companies in Santa Clara 25
- Semiconductor Manufacturing companies in Santa Clara 25
The same list elsewhere in United States
- Publicly traded companies in the United States 3,096
- Publicly traded companies in California 509
- Publicly traded companies in Texas 315
- Publicly traded companies in New York State 296
- Publicly traded companies in Illinois 154
- Publicly traded companies in Florida 151
- Publicly traded companies in Massachusetts 125
- Publicly traded companies in Pennsylvania 117
- Publicly traded companies in New Jersey 94
- Publicly traded companies in Ohio 94
- Publicly traded companies in Virginia 92
- Publicly traded companies in North Carolina 91
- Publicly traded companies in Georgia 90
- Publicly traded companies in Alabama 77
- Publicly traded companies in Colorado 65
- Publicly traded companies in Arizona 64
- Publicly traded companies in Michigan 59
- Publicly traded companies in Washington State 57
- Publicly traded companies in Minnesota 55
- Publicly traded companies in Tennessee 51
- Publicly traded companies in New York 210
- Publicly traded companies in Houston 112
- Publicly traded companies in Chicago 71
- Publicly traded companies in San Francisco 63