| # | Company | Employees |
|---|---|---|
| 1 |
CooperVisioncoopervision.com
A leading manufacturer of soft contact lenses, offering a wide range of advanced products to address vision challenges and provide innovative solutions for customers and wearers |
7,615 |
| 2 |
Grid Dynamicsgriddynamics.com
Leader in technology consulting and engineering services for Fortune 1000 companies, specializing in digital transformation through agile co-creation and data science |
4,564 |
| 3 |
Armaninoarmanino.com
A leading CPA & consulting firm offering top-tier services with a strong community commitment, industry expertise, and personal client attention |
3,297 |
| 4 |
CMG Financialcmgfi.com
Nationwide mortgage lender offering retail, wholesale, and correspondent channels with innovative products and technology for diverse borrower needs. |
3,243 |
| 5 | 3,066 | |
| 6 |
GE Digitalge.com
Software solutions for electrification and decarbonization across energy ecosystems, transforming data into insights for secure grids, emissions reduction, and sustainable energy transitions. |
1,786 |
| 7 |
OfficeTeamroberthalf.com
Leading staffing service specializing in placing skilled office and administrative support professionals on temporary and temporary-to-full-time basis worldwide Offering superior training and resources to candidates |
1,783 |
| 8 |
ARC Document Solutionse-arc.com
A company specializing in bringing graphic designs to life through digital print centers, document scanning, mobile apps, and managed print services |
1,528 |
| 9 |
Dialpaddialpad.com
It provides an Ai-powered platform for customer intelligence, enhancing productivity and collaboration through advanced tools for contact centers, sales, and meetings. |
1,490 |
| 10 |
Reputationreputation.com
Platform measuring and managing brand reputation through AI analysis of customer feedback across multiple online channels in real-time. |
699 |
| 11 |
Heartfulness Instituteheartfulnessinstitute.org
The Heartfulness Institute provides global spiritual evolution support through meditation, relaxation, leadership, well-being, and lifestyle resources as a non-profit organization |
681 |
| 12 |
Arcteraarctera.io
Providing secure multi-cloud data solutions focusing on compliance, protection, and resilience to help organizations manage valuable data assets. |
668 |
| 13 |
Hill Physicians Medical Grouphillphysicians.com
Leading independent physician association in Northern California providing access to quality healthcare through over 5,000 physicians and management services organization offering support to healthcare professionals |
595 |
| 14 |
Enterprise Minds, Inceminds.ai
Leveraging generative AI, machine learning, and data science to develop automated applications, digital twins, and intelligence engineering for sustainable enterprise transformation and scalable business growth. |
580 |
| 15 |
Accelaaccela.com
Accela offers cloud solutions for governments worldwide, promoting digital transformation, efficient service delivery, and community development through agile, secure platforms |
554 |
| 16 |
Pacific Gas & Electric / PG&Epge.com
Providing AutoCAD 2012 instruction, AutoLISP Programming, curriculum development for PGE, custom software development for Utilities, and lead instructor for MET training |
486 |
| 17 |
Prudential California Realty
A fast-growing Northern California real estate brokerage with 29 offices offering full-service residential and commercial real estate services, including specialized support for various property needs |
483 |
| 18 |
Vipany Global Incvipanygroup.com
An organization specializing in talent mapping and providing tailor-made human resources solutions to bridge the gap between employers and employees |
475 |
| 19 |
Old Republic Home Warrantyorhp.com
Since 1974, this company has been offering excellent home warranty services for repair and replacement of covered systems and appliances |
465 |
| 20 |
City Of San Ramonsanramon.ca.gov
This organization is the local government of San Ramon, providing services and maintaining the city for residents and businesses |
440 |
| 21 |
San Ramon Regional Medical Centersanramonmedctr.com
A 123-bed acute care hospital providing comprehensive inpatient, outpatient, and emergency services, including award-winning heart care, joint and spine surgery, and robotic surgery |
436 |
| 22 |
Pac-12 Networkspac-12.com
An innovative TV and multimedia company owned by 12 universities, offering live sports coverage, original programming, and media career opportunities |
408 |
| 23 |
Donor Network Westdonornetworkwest.org
A nonprofit organ procurement and tissue recovery organization connecting donors with those in need through transplantation and research in Northern California and Nevada |
380 |
| 24 |
Chipman Relocation & Logisticschipmanrelo.com
Established in 1939, this relocation and logistics company offers domestic and international moving services with a focus on quality, reliability, and customer satisfaction |
371 |
| 25 | 366 | |
| 26 |
Cloud Destinationsclouddestinations.com
A Silicon Valley organization specializing in digital transformation, enterprise application development, and cloud services for Healthcare, Retail, and Technology sectors globally |
362 |
| 27 |
embedUR systemsembedur.com
Specializing in embedded software and networking IP, we empower vendors and service providers to develop and deploy Wi-Fi, Access, and IoT solutions quickly and efficiently |
345 |
| 28 |
Lumin Digitallumindigital.com
It provides a cloud-based digital banking platform that enables financial institutions to innovate, scale, and enhance customer relationships effectively. |
330 |
| 29 |
Trumark Homestrumarkhomes.com
A diversified real estate developer and builder specializing in land acquisition, homebuilding, community design, and commercial and residential development in urban neighborhoods |
320 |
| 30 |
CooperCompaniescoopercos.com
A global medical device company with focus on soft contact lenses and women's health, committed to innovation and enhancing well-being worldwide |
318 |
| 31 |
Celagenex LLCcelagenex.com
CELAGENEX utilizes innovative technology to regulate cellular metabolism with unique biological compounds, bioavailability enhancers, and patented IP for improving global healthcare |
294 |
| 32 |
MasonMacmasonmac.com
A mortgage company focused on providing exceptional customer service, offering a variety of products, and helping individuals achieve their dream of home ownership |
286 |
| 33 |
Bayside Solutionsbaysidesolutions.com
Provides staff augmentation and consulting services, focusing on business, technology, clinical, and scientific sectors. Delivers intelligent solutions for clients and candidates. |
221 |
| 34 |
Atlas Mobilityatlasmobility.com
This company provides tailored mobility solutions for healthcare facilities, offering onsite training by Mobility Technicians and utilizing Mobility Cloud Software for data-driven decisions |
195 |
| 35 |
UsefulBI Corporationusefulbi.com
A full-service provider offering comprehensive solutions in Data Engineering, Data Science, AI/ML, and Business Intelligence to empower astute business decisions |
193 |
| 36 |
AIRLINQairlinq.com
Airlinq accelerates the development and deployment of large-scale connected applications for automakers, mobile network operators, and consumers worldwide |
190 |
| 37 |
Dougherty Valley High Schooldvhs.srvusd.net
A student-centered learning community promoting academic, extracurricular, and diverse opportunities to develop creative, engaged, and ethical global citizens |
186 |
| 38 |
Common Interest Management Servicescommoninterest.com
A leading HOA management company in Northern California, providing expert advice and valued services to homeowner associations with innovative technology solutions and experienced community managers |
180 |
| 39 |
The Surplus Line Association of Californiaslacal.com
Advising surplus line brokers in California to ensure compliance with state laws, protect consumers, and maintain a competitive marketplace for insurance placements |
179 |
| 40 |
SkillSets Onlineskillsetsonline.com
Developing premium online IT courses/labs since 2005, specializing in VMware, Cisco, Microsoft, Oracle, and IT Security topics for global corporations and students |
173 |
| 41 |
DataPatterndatapattern.ai
A group of experts combining domain experience, technology, ML/AI techniques to evolve IoT use cases, integrate new applications, and drive digital transformation for businesses |
171 |
| 42 |
Solar Technologiessolartechnologies.com
Provides high-quality solar energy systems for Bay Area homes and businesses through expert installation, award-winning service, and industry-leading warranties as SunPower Master Dealers. |
171 |
| 43 |
Alchemy.usalchemy.us
Partnering with Higher Education institutions to implement and optimize Workday technology, improving efficiency and accelerating value realization. |
169 |
| 44 |
vCom Solutionsvcomsolutions.com
Streamlining IT administration, vCom offers procurement, inventory, ticketing, and invoice management to save money on communication services through various solutions and services |
167 |
| 45 |
AMP Technologiestheampwebsite.com
Innovative real estate asset management platform that aggregates all data to identify opportunities, manage risks, and drive extraordinary results in commercial real estate |
165 |
| 46 |
Bloom Consulting Services, Inc.bloomsolutions.com
Global IT staffing firm offering permanent, temp, contract, contract-to-hire, and RPO services to Fortune 500 clients, focused on providing tailored solutions |
164 |
| 47 |
CVHCarecvhcare.com
A healthcare organization offering a wide range of home care services to seniors, focused on improving health, independence, and overall well-being |
161 |
| 48 |
Beewisebeewise.ag
This company designs modern beehives to prioritize the well-being and longevity of bees, providing a healthier and more natural living environment |
160 |
| 49 |
App Orchid Incapporchid.com
It provides AI-driven applications for Energy, Utilities, and Insurance sectors, utilizing deep learning and natural language processing for digital transformation. |
155 |
| 50 |
Eccentricweareeccentric.com
An omnichannel purchase platform utilizing XR technology to offer immersive vehicle buying experiences for buyers and increase visibility for sellers |
153 |
| 51 |
Blume Globalblumeglobal.com
Digitizing and streamlining supply chain operations including sourcing, logistics execution, and real-time asset tracking for enhanced visibility and efficiency. |
151 |
| 52 |
TriTech Acquires Tiburontiburoninc.com
Public safety software company with comprehensive solutions for 9-1-1, dispatch, records, jail management, reporting, analytics, patient care, and ambulance billing |
149 |
| 53 |
Cheveron Stations Incchevron.com
Global energy company meeting growing demand through oil and natural gas exploration, gasoline refining, chemical production, geothermal power generation, and more |
148 |
| 54 |
Aximsoftaximsoft.com
A technology firm incubating startups, bringing ideas to life through innovative products and solutions, pushing the limits of what's possible |
141 |
| 55 |
Rootstock Softwarerootstock.com
Develops and implements Cloud ERP software for manufacturers and distributors to enhance customer experiences, scale operations, and improve competitiveness, leveraging the Salesforce Platform. |
127 |
| 56 |
West Coast Code Consultants, Inc.wc-3.com
Specializing in plan review, inspection, and staff augmentation services for building safety, fire prevention, public works, and energy/power industries Providing quality, efficient, and cost-effective solutions |
100 |
| 57 |
Indrasolindrasol.com
A global provider of consulting, implementation, and support services for Oracle solutions, data analytics, business intelligence, and cloud services with a focus on efficiency and value |
48 |
| 58 |
Silicon Tech Solutions, Incsilicontechsolutions.com
Global IT Solutions provider specializing in cutting-edge software solutions, consulting, and support, with expertise in SAP implementations and cloud infrastructure for various industries worldwide |
46 |
| 59 |
Raindrops Technologyraindropstechnology.com
A technology solutions company in Silicon Valley specializing in Cloud, Mobile, Web, Analytics, and Digital technologies to enhance businesses across various industries |
29 |
| 60 |
Status Prosstatuspros.net
Professional IT service provider offering strategic technology solutions, IT support services, and methodologies to accelerate growth, streamline operations, and improve client satisfaction |
19 |
| 61 |
Coast Roast Coffee (1991-2026)coastroast.com
Coast Roast Coffee roasts premium organic coffee to improve living conditions in coffee-growing regions They provide high-quality specialty coffees to the Bay Area |
12 |
| 62 |
Subskribesubskribe.com
It provides an integrated platform for SaaS companies, streamlining CPQ, billing, and revenue processes to enhance growth and efficiency. |
11 |
| 63 |
Technitiatechnitia.org
Global IT and Business consulting firm helping organizations with transformation, growth opportunities, leadership development, and sourcing highly skilled professionals for projects |
9 |
| 64 |
Safeguard Financial and Insurance Servicessafeguardfinancial.com
Global Insurance Advisory and Benefits firm collaborating with legal, tax, and wealth advisory teams to provide personalized insurance solutions for various individuals and businesses |
8 |
| 65 |
hafoos technologieshafoostechnology.com
A technology consulting and software development company that partners with businesses globally to improve customer journey and operational efficiency through digitization |
7 |
| 66 | 6 | |
| 67 |
Power Systems Consulting LLCpowersystemsconsult.com
The company provides innovative and sustainable technology solutions to resolve complex issues and minimize risks for electric utilities |
5 |
| 68 |
Grid Dynamics Careersgriddynamics.com
A technology consulting firm providing agile co-creation, engineering, and data science services for Fortune 1000 companies undergoing digital transformation, delivering innovative digital products and experiences |
5 |
| 69 |
Energynenergyn.ai
Global provider of sustainability solutions improving energy system efficiency, reliability, and profitability through collaboration, innovation, and digital transformation for green energy markets |
4 |
| 70 |
Wright Williams & Kelly, Inc.wwk.com
It provides cloud-based software and consulting services to optimize operations, reduce costs, and improve decision-making for technology-driven organizations. |
3 |
| 71 |
Selene Developmentselenedev.com
A team of technologists specializing in optical design, engineering, and manufacturing to provide product solutions across various markets and technologies |
1 |
Turn this list into pipeline
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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 Oct 24, 2026.
The same list elsewhere in United States
- The largest companies in the United States 91,669
- The largest companies in California 12,813
- The largest companies in New York State 10,485
- The largest companies in Texas 8,086
- The largest companies in Florida 4,945
- The largest companies in Illinois 4,175
- The largest companies in Pennsylvania 3,110
- The largest companies in Massachusetts 3,093
- The largest companies in Georgia 2,632
- The largest companies in Ohio 2,618
- The largest companies in New Jersey 2,569
- The largest companies in Virginia 2,503
- The largest companies in Michigan 2,346
- The largest companies in North Carolina 2,174
- The largest companies in Alabama 1,806
- The largest companies in Washington State 1,785
- The largest companies in Colorado 1,774
- The largest companies in Minnesota 1,700
- The largest companies in Maryland 1,527
- The largest companies in Wisconsin 1,482
- The largest companies in New York 6,920
- The largest companies in San Francisco 2,030
- The largest companies in Houston 1,791
- The largest companies in Chicago 1,668