Top Tech Startups in California, US in 2026

Reach is like having cheat codes for your security stack. We automate the expertise and processes you’d otherwise need countless people working around the clock to execute. - 10% of your users account for 90% of your risk - find out who they are, and how to protect them - Create security configuration baselining in minutes - Minimize feature and configuration drift across your security stack - Collect and analyze identity and threat telemetry from real-world attacks - Create a mesh of product policies and capabilities across multiple vendors

Oportun (Formally Progreso Financiero) is a mission-driven, high growth financial services company providing credit-building, affordable loans that help the financially underserved Hispanic community build a better future. What Makes Oportun Unique? Our Platform: We’ve built a technology platform that enables Oportun to quickly assess an applicant’s likelihood to repay a loan, even those who do not have a credit score. Why Join Oportun? At Oportun, we have a great opportunity to expand the access of our product offering to the community we serve by shipping more innovative technology. In addition to your technical prowess, the most important attributes we hire for are accountability + culture fit. We are a tightknit team that loves to ship, have fun and who genuinely care about each other… so if you love to work in a high-performance team, this is the place for you.

We are building a non-custodial crypto trading platform: fast, reliable, and with deep liquidity across thousands of financial instruments.

OFFER1 is revolutionizing the residential real estate market with a cutting-edge, mobile-friendly platform designed to address inefficiencies in the traditional offer process. Utilizing smart contract technology, OFFER1 enhances transparency, efficiency, and consistency, allowing agents to manage and negotiate offers effortlessly from any device. This innovative approach not only saves significant time and money for agents and sellers by streamlining transactions but also ensures that every offer is clearly communicated and fairly considered. In multiple offer situations, OFFER1 introduces auction dynamics, enabling home sellers to maximize their returns through a competitive and transparent bidding environment. The platform's user-friendly interface provides all parties with a clear view of offer details, fostering better decision-making and satisfaction. OFFER1 is not just a tool but a transformative solution, crafted to benefit everyone involved in the real estate transaction process, promoting a more organized and profitable real estate marketplace.

LetsLunch.com connects you with innovative companies over a lunch. Experience the company culture, meet hiring managers, key decisions makers and discover job opportunities. Its like lunch dates with employers.

Facets Cloud is founded in 2021. It is US head quartered with development center in Bangalore, Facets.cloud is transforming the way tech-first companies run their DevOps. It reimagines the last mile of cloud delivery as a product and eliminates the need for organizations to spend crucial time and resources stitching together platforms from scratch. If you thrive in the 0-1 environment of an early stage startup and have ‘high impact’ listed as one of the non-negotiable in your decision-making framework, then we should talk. We are a 35-member team and have customers like Capillary, MPL, Treebo, Vymo and Purplle. Facets.cloud has also raised $4M in seed funding.

Mojo Vision is pioneering a highly flexible, wafers-in, wafers-out micro-LED platform to unlock AI applications in multiple market segments. Built over the past decade by our world-class engineers, our system-level approach combines advanced 300mm silicon architecture with GaN-on-Silicon emitters, proprietary quantum dots, photodetectors, micro-lens arrays, and packaging to solve conventional trade-offs in size, brightness, bandwidth density, and power. Our scalable, manufacturing-ready approach enables breakthrough products such as next-generation optical interconnects and AI glasses. At Mojo, our team includes talented professionals with expertise in hardware, software, optics, photonics, electronics, chemistry, and applied physics. We are based in Cupertino, California and are backed by some of the world’s leading technology investors.

Victorise creates hardware and software solutions to help athletes train and perform better. Our Race Companion (Data Analytics, Wearable and Augmented Reality) allows competitive athletes to create and share Race Plans. Our users can select the data that matters for them in order to create a custom Heads Up Display.

Fay is an all-in-one superintelligence preventative care platform helping people live better lives. By harnessing the increasingly blurred line between AI and human intelligence, Fay is developing superintelligence to empower people and their care teams to prevent bodily deterioration before it starts. We're in a very fortunate position: We found product-market fit early on, our business is growing at breakneck speed, and we're backed by top Silicon Valley VCs. While we have the traction of a more mature startup, we're still a seed stage company and a six person team. So we're looking for more talented, hard-working early team members to help us keep up with overwhelming demand for our product and build towards our big vision.

Tatari is the leading technology platform for utilizing data and analytics to measure and buy ads across linear and connected TV. We understand the complexities that come with getting starting in TV advertising and we give brand marketers the transparency and ability optimize just like they would with a digital campaign. Tatari utilizes a proprietary data science methodology to show the true incremental lift from an ad campaign which helps brands better attribute their sales and invest in high performing inventory sources. Hundreds of brands, old and new to TV advertising, use Tatari’s measurement and media buying technology. Our team includes founders or leaders from other fast-rising companies, like Shazam, TrueCar, Crunchyroll, Vizify, LiveRail, LKQD as well as from more established large companies like Google, Facebook, and Stripe. We are not comprised of agency folks—most of us are engineers and data scientists by training, and we’re building the best solution in the industry. We have been recognized with awards for "best places to work" by both AdAge and Inc Magazine for 2020.