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Top 24 Sunnyvale Startups to Watch in 2026

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Located in Silicon Valley, Sunnyvale hosts a strong collection of technology startups. The area shows a clear focus on artificial intelligence and security sectors.

AI computing firm Cerebras Systems leads local fundraising with $1.8 billion. Security company Illumio is also notable, having raised $557.5 million.

Below is our list of 24 Sunnyvale startups worth keeping an eye on.

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Illumio builds a Zero Trust Segmentation platform to stop breaches from spreading across hybrid attack surfaces. The company specializes in containing ransomware and other cyberattacks by preventing lateral movement inside an organization's network.

Year Founded2013
FoundersAlan Stokol, Andrew Rubin, PJ Kirner
Funding Amount$557.5M
Startup SizeLarge Team (251-1,000)
Last Funding StatusSeries F
Top InvestorsAndreessen Horowitz, General Catalyst, Franklin Templeton, Accel, BlackRock

Cerebras Systems builds AI supercomputers powered by the industry's largest chip, the Wafer-Scale Engine. Their technology is designed to drastically reduce the time it takes to train complex deep learning models.

Year Founded2016
FoundersAndrew Feldman, Gary Lauterbach, Jean-Philippe Fricker, Michael James, Sean Lie
Funding Amount$1.8B
Startup SizeLarge Team (251-1,000)
Last Funding StatusSeries G
Top InvestorsSequoia Capital, Valor Equity Partners, Eclipse Ventures, Benchmark, Coatue

Reka AI develops large-scale multimodal models capable of understanding and generating content across text, images, and video. They offer these powerful generative AI solutions to enterprises, helping them build novel applications and workflows.

Year Founded2022
FoundersCyprien de Masson d’Autume, Dani Yogatama, Mikel Artetxe, Qi Liu, Yi Tay
Funding Amount$170M
Startup SizeLean Team (11-50)
Last Funding StatusSeries B
Top InvestorsNVIDIA, Snowflake, Radical Ventures, DST Global, Snowflake Ventures

Aurva builds a security platform that uses identity-linked runtime monitoring to quickly spot risky access across a company's infrastructure. Their technology provides a unified view of threats by connecting activity from AI, services, and human users back to a specific identity.

Year Founded2023
FoundersApurv Garg
Funding Amount$2.2M
Startup SizeLean Team (11-50)
Last Funding StatusSeed
Top InvestorsChristopher Bream, Nexus Venture Partners, DeVC, Austen Allred, Abhinav Asthana

CLARA Analytics builds an AI platform designed to help commercial insurance companies improve their claims outcomes. Their suite of products uses artificial intelligence to analyze claims data, guiding adjusters on everything from initial triage to potential litigation.

Year Founded2017
FoundersJayant Lakshmikanthan
Funding Amount$60.5M
Startup SizeLean Team (11-50)
Last Funding StatusVenture Round
Top InvestorsOak HC/FT, Spring Lake Equity Partners, QBE Ventures, Nationwide Ventures, Aspen Capital Group

TBCASoft builds a cross-carrier blockchain platform that connects mobile payment services from different telecom and fintech providers. This technology powers their HIVEX network, which allows users to make seamless cross-border payments with their native mobile app.

Year Founded2016
FoundersLing Wu
Funding Amount$25M
Startup SizeLean Team (11-50)
Last Funding StatusSeries B
Top InvestorsNaver Financial Corp., SoftBank, Far EasTone Telecommunication, Foxconn Ventures

DataPelago develops a high-performance data lakehouse platform that unifies data storage and analytics for enterprises. Their system is built to deliver fast queries and cost-effective management for large-scale data operations.

Year Founded2021
FoundersRajan Goyal
Funding Amount$55M
Startup SizeMid-Size Team (51-250)
Last Funding StatusSeries A
Top InvestorsEclipse Ventures, Taiwania Capital Management Corporation, Silicon Valley Bank, Qualcomm Ventures, Nautilus Venture Partners

Lyric develops an AI-powered platform that helps supply chain organizations use data to optimize their operations. Their software focuses on automating workflows and providing advanced insights for demand forecasting, inventory management, and logistics.

Year Founded2022
FoundersGanesh Ramakrishna
Funding Amount$66.5M
Startup SizeMid-Size Team (51-250)
Last Funding StatusSeries B
Top InvestorsPrimary Venture Partners, Insight Partners, VMG Partners, NewBuild Venture Capital, PSP Capital Partners

Rubedo Life Sciences develops medicines that target the pathologic cells responsible for age-related diseases. Their therapeutic platform aims to selectively clear these cells, with the goal of treating and reversing chronic conditions associated with aging.

Year Founded2018
FoundersJulian Klein, Marco Quarta, Mark Gallop
Funding Amount$53.5M
Startup SizeLean Team (11-50)
Last Funding StatusSeries A
Top InvestorsAlumni Ventures, Khosla Ventures, Ahren Innovation Capital, Modi Ventures, Refactor

SafeBreach developed a platform that safely executes breach scenarios to test an organization's security posture. This continuous validation helps teams proactively identify and remediate security gaps before real attackers can exploit them.

Year Founded2014
FoundersGuy Bejerano, Itzik Kotler
Funding Amount$106.5M
Startup SizeMid-Size Team (51-250)
Last Funding StatusSeries D
Top InvestorsSequoia Capital, Sands Capital Ventures, DTCP, ServiceNow, PayPal Ventures

14 Additional Sunnyvale Startups Worth Following

Our top picks offer just a glimpse of the activity buzzing across Sunnyvale. Founders are working on everything from AI to climate tech, and together they've raised over $1.4 billion.

Some of these companies are brand new, while others are already well established. Here’s a look at the other startups that are defining the local scene.

StartupIndustryYear FoundedAmount RaisedLast Funding Round
Tensordyne logo TensordyneAI2017$211.1MSeries C
Inbenta logo InbentaAI2005$63.3MVenture Round
LifeLabs Design logo LifeLabs DesignEnergy2020$23MSeed
RAPIDFORT logo RAPIDFORTCloud2021$10.8MSeed
Vymo logo VymoAnalytics2013$45MSeries C
Merit logo MeritGovTech2015$78.9MSeries B
Turntide Technologies logo Turntide TechnologiesEnvironment2013$491.5MVenture Round
ScyllaDB logo ScyllaDBEnterprise2012$103MSeries C
BrightInsight logo BrightInsightBiotech2017$166MSeries C
Pebble logo PebbleMobility2022$13.6MSeries A
Nauto logo NautoAI2015$173.9M
Nexxa.ai logo Nexxa.aiAI2024$4.4MPre-Seed
Straiker logo StraikerAI2024$21MSeries A
Scout AI logo Scout AIAI2024$15MSeed

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