Top Tech Companies in San Francisco Bay Area, CA (8,821)

Operant AI is the only Runtime AI Application Defense Platform. Our 3D Runtime Defense Suite discovers, detects, and defends >80% of the OWASP Top 10 most critical attacks across APIs, K8s and LLMs. Within minutes of Operant’s single-step helm deployment, security and AI engineering teams gain a completely new level of active protection for their AI and Cloud applications, workloads,...

Astreya is the leading IT solutions provider for some of the world's most recognizable and innovative organizations. Our journey started in 2001 in the heart of Silicon Valley and reaches thirty-three countries with over 2200+ IT professionals. We enable businesses to make better decisions, achieve operational efficiency and gain a competitive edge. The Astreya advantage is centered around focus and...

Atomic Semi is building a small, fast semiconductor fab. We’ll build the tools ourselves then quickly push them to more advanced geometries. We’re building a small team of exceptional, hands-on engineers to make this happen.

Making family care possible. At Abby Care, we are tackling one of the most important and unsolved challenges of our time: family caregiving. Over 50 million Americans are family caregivers for loved ones without pay, tools, or support. Our mission is clear and ambitious: to train and employ family caregivers so they can get paid for the care they already provide...

Briefly provides legal back-office services. We are committed to supporting forward thinking law firms through their next stage of growth by streamlining operations and enabling access to world-class functional talent.

Gigs is the world’s first telecom-as-a-service platform, born from the belief that connectivity will be key to unlock greater potential for innovation. We launched with an API and white-label product that allows businesses and brands to offer fully-fledged phone plans on any network globally. Businesses can launch their own mobile service to monetize their audience and unlock recurring revenue streams,...

Abridge was founded in 2018 with the mission of powering deeper understanding in healthcare. Our AI-powered platform was purpose-built for medical conversations, improving clinical documentation efficiencies while enabling clinicians to focus on what matters most—their patients. Our enterprise-grade technology transforms patient-clinician conversations into structured clinical notes in real-time, with deep EMR integrations. Powered by Linked Evidence and our purpose-built, auditable AI,...

Crossing Minds is the smartest platform powering perceptive recommendations that drive online discovery and engagement. Founded and led by world-renowned AI pioneers and powered by the latest advances in deep learning, Crossing Minds instantly delivers precise, session-based recommendations that don’t infringe on or jeopardize customer privacy. We help businesses engage their customers. We help people discover products they love. We help turn...

At Delta Dental, we’re behind millions of smiles and counting. For over 68 years, we’ve served our communities by increasing access to affordable, quality care – but that commitment to care extends beyond the people we serve, to the dedicated employees who make those smiles genuine. We've come this far by building programs that offer opportunities for advancement, create meaningful...

Stripe is a technology company that builds economic infrastructure for the internet. Businesses of every size—from new startups to public companies like Salesforce and Facebook—use the company’s software to accept online payments and run technically sophisticated financial operations in more than 100 countries. Stripe helps new companies get started and grow their revenues, and established businesses accelerate into new markets...

LanceDB is a developer-friendly, open source database for multimodal AI. From hyper scalable vector search to advanced retrieval for RAG, from streaming training data to interactive exploration of large scale AI datasets, LanceDB is the best foundation for your AI application.

As the team behind the most popular SAST, we built the Semgrep AppSec Platform to deliver industry-leading code, dependency, and secrets scanning to enable organizations to ship secure code quickly without slowing down development. With fast, customizable code analysis across large codebases, Semgrep helps teams catch vulnerabilities early and fix them faster.

Fractional AI builds bespoke gen AI software to transform businesses. We're at the forefront of applied AI, helping our customers bridge the gap from AI in concept to AI in production for their highest value projects. Most AI projects never cross the finish line, but at Fractional AI, 100% of our projects are currently in production. Everything we do is rooted...

Designing everyday AGI

Prime Intellect democratizes AI development at scale. Our platform makes it easy to find global compute resources and train state-of-the-art models through distributed training across clusters. Collectively own the resulting open AI innovations, from language models to scientific breakthroughs.

Quantcast is an advertising technology company and the creator of an innovative intelligent audience platform that empowers brands, agencies and publishers to know and grow their audiences online. Our solutions are leveling the playing field for our customers when it comes to effectively reaching audiences online and helping them power a thriving free and open internet for everyone.

At Trial Library, we believe health equity in cancer care begins with patient and provider empowerment. We recognize inclusive research environments can answer questions that improve health outcomes for all. We are committed to transforming the standard of care by addressing inequities in discovery and access to cancer clinical trials. Trial Library is a software and services company for accelerating equitable...

NationGraph is transforming public sector sales by unlocking a single source of truth for every government purchase decision. We empower sales teams with real-time insights—covering purchase orders, meeting minutes, procurement rules, and more—so they can bypass endless spreadsheets and focus on building genuine relationships. We provide: Actionable Data: Access organized insights into purchase orders, decision-maker signals, and contract timelines in one...

Created by researchers from UC Berkeley, Arena (formerly LMArena) is a community-powered platform for understanding AI performance in the real world. Tens of millions of builders, researchers, and creative professionals come to Arena to use frontier models and give feedback on their responses, shaping a public leaderboard grounded in real-world use.

Formal is a data privilege access management platform designed to automate privilege access at the packet level. Trusted by the fastest growing companies like Notion, Ramp, Gusto, Modern Health. Supported by world class investors from Thrive Capital and Y Combinator. Formal is on a mission to bring access management to a new age for engineering focused security teams.