The companies listed are predominantly large organizations in San Francisco, with a strong emphasis on technology and financial services. Wells Fargo, a diversified financial services company, and Uber, a global platform for transportation and delivery, are among the largest. Other significant players include Salesforce, providing customer relationship management solutions, and DoorDash, a tech and logistics company focused on delivery services.
A notable pattern is the prevalence of software development companies, indicating a strong tech hub. Many of these firms, such as Airbnb, Lyft, Twitch, Pinterest, and Instacart, were founded in the 2000s and early 2010s, reflecting a period of significant growth in internet-based services and mobile applications.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Wells Fargowellsfargo.com
A diversified financial services company offering banking, investment, mortgage products, and more through numerous locations and digital platforms Serving customers globally |
234,570 | |||
| 2 | 160,913 | ||||
| 3 |
Salesforcesalesforce.com
It provides customer relationship management solutions, integrating data, artificial intelligence, and a focus on trust to enhance customer experiences. |
86,347 | |||
| 4 |
DoorDashcareersatdoordash.com
A tech and logistics company focused on empowering local economies through delivery services, with a mission to expand beyond food delivery |
80,754 | |||
| 5 |
Airbnbairbnb.com
The company offers unique stays and experiences worldwide through a platform connecting hosts with guests, fostering community connections |
72,938 | |||
| 6 | 28,273 | ||||
| 7 |
Instacartinstacart.com
A leading grocery technology company facilitating online shopping, pickup, and delivery services from thousands of stores in North America |
24,819 | |||
| 8 |
Levi Strauss & Co.levistrauss.com
designs and markets iconic denim jeans and apparel brands, emphasizing sustainability, innovation, and global self-expression through fashion. |
17,743 | |||
| 9 |
Williams-Sonoma, Inc.williams-sonomainc.com
Specialty retailer offering high-quality kitchenware, furniture, and home decor through brands like Pottery Barn and West Elm across global multi-channel retail platforms. |
15,546 | |||
| 10 |
Autodeskautodesk.com
It provides software for architecture, engineering, construction, and media, enabling users to design, collaborate, and solve various challenges effectively. |
15,378 | |||
| 11 | 14,817 | ||||
| 12 |
Pinterestpinterest.com
It is a visual inspiration platform with 482 million monthly active users, helping people search, save, and shop ideas. |
13,766 | |||
| 13 |
Remoteremote.com
Comprehensive HR and payroll platform enabling companies to hire, manage, and pay employees worldwide with compliance and local expertise. |
12,042 | |||
| 14 |
UCSF Healthucsfhealth.org
An integrated healthcare network with top-ranked hospitals, providing innovative patient care, advanced technology, pioneering research, and compassionate treatment across numerous specialties. |
11,588 | |||
| 15 |
Sunrunsunrun.com
Provides a modern energy experience, offering freedom to power life with reliable, affordable solar energy directly from the sun for homes. |
10,677 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Mediumjob-boards.greenhouse.io
It is a storytelling platform that values great writing, empowers readers, and operates on a subscription model without relying on ads. |
9,929 | |||
| 17 |
Handshakejoinhandshake.com
career platform connecting Gen Z students, alumni, employers, and educators to facilitate job discovery and workforce building. |
9,901 | |||
| 18 | 9,288 | ||||
| 19 |
OpenAIopenai.com
An AI research and deployment company focused on creating safe and beneficial general-purpose artificial intelligence for the benefit of humanity |
9,268 | |||
| 20 |
Docusigndocusign.com
It provides e-signature and contract lifecycle management solutions, helping businesses streamline agreement processes and unlock valuable data trapped in documents. |
8,490 | |||
| 21 |
Union Bank
The company provides financial services and has recently rebranded as US Bank Follow them for updates and information |
8,242 | |||
| 22 |
Stitch Fixstitchfix.com
Online personal styling service, helping people find clothes they love and that fit perfectly, using expert stylists and AI algorithms. |
8,000 | |||
| 23 |
Banana Republicbananarepublic.gap.com
Global fashion brand offering modern apparel, accessories, and fragrances crafted from premium materials through hundreds of retail locations and community outreach programs. |
7,851 | |||
| 24 |
Ripplingrippling.com
Workforce management system streamlining business operations by consolidating data and applications for payroll, IT, expenses, and more into one unified platform |
7,811 | |||
| 25 | 6,910 | ||||
| 26 | 6,754 | ||||
| 27 |
GitHubgithub.com
It serves as a global platform for developers to collaborate, build, and deliver secure software using AI-powered tools and features. |
6,506 | |||
| 28 |
Notionnotion.com
Combines product roadmaps, company wikis, and meeting notes into a single customizable workspace allowing teams to build and modify their own software tools. |
6,434 | |||
| 29 |
Driverdriver.xyz
A technology platform connecting cancer patients worldwide to treatment options and knowledge from leading cancer centers through a mobile app |
6,395 | |||
| 30 |
Squaresquareup.com
It provides integrated software and financial services to help sellers manage sales, inventory, and cash flow across various channels. |
6,380 | |||
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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 11, 2026.
More company lists in San Francisco
- The largest companies in San Francisco 2,410
- SaaS companies in San Francisco 783
- Software Development companies in San Francisco 656
- AI companies in San Francisco 455
- Multinational companies in San Francisco 446
- Subscription businesses in San Francisco 323
- Venture capital and private equity firms in San Francisco 321
- AI-native companies in San Francisco 270
- Venture Capital and Private Equity Principals companies in San Francisco 267
- Venture-backed startups in San Francisco 227
- Technology, Information and Internet companies in San Francisco 214
- Financial Services companies in San Francisco 149
- Companies with in-house R&D in San Francisco 147
- IT Services and IT Consulting companies in San Francisco 130
- Professional services firms in San Francisco 130
- Data and analytics companies in San Francisco 115
- Financial services firms in San Francisco 109
- Online-only businesses in San Francisco 95
- Consulting firms in San Francisco 88
- Education providers in San Francisco 86
- Fintech companies in San Francisco 86
- IT services companies in San Francisco 78
- Online marketplaces in San Francisco 72
- E-commerce companies in San Francisco 67
The same list elsewhere in United States
- Companies with a mobile app in the United States 4,663
- Companies with a mobile app in California 827
- Companies with a mobile app in New York State 491
- Companies with a mobile app in Texas 366
- Companies with a mobile app in Florida 284
- Companies with a mobile app in Illinois 178
- Companies with a mobile app in Massachusetts 159
- Companies with a mobile app in Alabama 156
- Companies with a mobile app in Pennsylvania 130
- Companies with a mobile app in Washington State 128
- Companies with a mobile app in Georgia 117
- Companies with a mobile app in Ohio 114
- Companies with a mobile app in New Jersey 113
- Companies with a mobile app in Colorado 100
- Companies with a mobile app in North Carolina 96
- Companies with a mobile app in Michigan 95
- Companies with a mobile app in Virginia 93
- Companies with a mobile app in Arizona 87
- Companies with a mobile app in Minnesota 84
- Companies with a mobile app in Missouri 78
- Companies with a mobile app in Utah 78
- Companies with a mobile app in New York 371
- Companies with a mobile app in Los Angeles 81
- Companies with a mobile app in Chicago 75