SaaS startups in San Francisco Bay Area

Usul (YC S24)

San Francisco

Usul positions itself as the 'Amazon for Government,' enabling companies to sell to government quickly. With Fortune 500, U.S. Government, and NATO as customers and ARR near $5M, it is scaling a repeatable enterprise motion with internation

Conduit AI

San Francisco

Conduit builds AI-native conversational agents to automate high-touch business communications, focusing on hospitality and housing. It offers a help-desk platform for creating agents that handle text and voice conversations and escalate to

Besimple AI

San Mateo

Besimple AI builds a data flywheel that enables continuous model improvement and monitoring through human-in-the-loop, serving AI teams of all sizes and budgets.

Zero Labs

San Francisco

At Zero develops a tax-forecasting engine with the goal of eliminating tax liabilities, positioning itself in the tax technology space.

CozmoX AI

Mountain View

CozmoX provides AI employees with voice technology for natural, human-like conversations that handle repetitive tasks 24/7. It offers a no-code platform to deploy voice-driven digital workers, has unveiled three AI employees, and is backed

Dataleap

San Francisco

Dataleap is the world's first vibe working platform, backed by $3 million in funding, aiming to be the first agentic work platform for tech-forward companies, with agents serving 2-person startups to 2,000-person unicorns; founders are Jan

Sapling

San Francisco

Sapling is building an operating system for independent private practices, starting with pediatrics and expanding to adult primary care, to help clinicians reclaim independence by automating the back-office and ultimately coordinating care.

Quander

San Francisco

Quander runs an applied AI product lab that automates invention, building thousands of inventions to improve humanity's future. It develops AI systems to discover, grow, and scale new ventures, driving venture creation through automated inv

Arphie

San Francisco

Arphie is building a platform for collaborative intelligence between go-to-market and product/engineering teams. Backed by top-tier VC firms and led by CEO/CTO co-founders who met at Harvard, it has posted rapid ARR growth since commerciali

Circleback

San Francisco

Circleback focuses on improving how teams communicate and getting the most out of every conversation. By prioritizing effective conversations, it aims to maximize the value of team interactions and enable better collaboration.

Outset

San Francisco

Outset, a Y Combinator–backed startup, uses AI and ChatGPT to conduct in-depth qualitative interviews at scale, aiming to revolutionize qualitative research and deliver rich, scalable insights through innovative research tooling.

Miter

San Francisco

Miter positions itself as the modern construction operating system, a leading HCM platform for the $2 trillion construction industry that uses AI and embedded payments to overhaul HR, finance, and operations, delivering cost savings and pro

MangoDesk

San Francisco

Creates frontier data and environments to advance AI, bridging AI with the $5T knowledge-work economy and accelerating AI capabilities and adoption in knowledge work.

AthenaHQ

San Francisco

AthenaHQ provides an AI Search platform that helps global brands improve visibility, discoverability, and branding. It counts Coinbase, SoFi, and Twilio among its customers and serves over 200 clients with more than $2M ARR, underscoring ra

Cekura

San Francisco

Cekura is a Y Combinator–backed startup redefining AI voice agent reliability through testing and monitoring. Founded by IIT Bombay alumni with ETH Zurich credentials and high-stakes trading experience, it guarantees dependable performance,

Colare

San Francisco

Colare is an end-to-end hiring platform for hardtech teams in automotive, aerospace, energy, and defense. Its AI-powered simulations replicate real engineering workflows—from CAD to systems problem solving—to evaluate talent, with stack-ran

Martin

Mountain View

Meet Martin, your AI butler. Martin builds a personal relationship with you over time and understands what matters most. Speak with Martin in our app, text him, or email him. Martin can get to know you, see your calendar and inbox, and proa

Rippling

San Francisco

Rippling is a San Francisco-based workforce management platform that unifies applicant tracking, payroll, IT, and expenses, delivering a shared source of truth, automation, and insights by syncing data across apps to enable faster, better d

Pulley

San Francisco

Pulley helps construction teams break ground faster and is backed by a marquee group of investors and industry leaders, pursuing a broader mission to make it easier for anyone to start a company, believing founder-led startups succeed longe

GovDash

San Francisco

GovDash enables businesses to win and deliver government contracts that advance American interests. Its customers won over $5B in government contracts in 2025, and GovDash has raised $42M in funding.

Poka Labs

San Francisco

Poka Labs, a San Francisco-based startup founded in 2023, builds AI agents that automate commercial operations for chemical manufacturers, led by Andrew Bass and Malay Shah; it is backed by Y Combinator, Flybridge, Pioneer Fund, and Beat Ve

Heliux

San Francisco

Heliux provides an all-in-one software platform to optimize enterprise-wide operations for manufacturers by unifying teams, processes, and data into one system. It’s based in San Francisco and has raised funding from New Stack Ventures, Amp

Vantara

San Francisco

Vantara positions itself as an AI product engineer that monitors user sessions and feedback from support, sales, and channels, identifies patterns, prioritizes what to build, and enables PRs and A/B tests to close the loop between user inpu

Runway

San Francisco

Runway is a collaborative business planning platform that replaces spreadsheets with a modern planning solution, democratizing planning across the organization. Its customers include AngelList, Superhuman, ConvertKit, Lambda Labs, and Sandb

Confident AI

San Francisco

Confident AI is the leading LLM evaluation platform behind the open-source DeepEval framework; its cloud product brings DeepEval to enterprises, backed by 600k+ monthly downloads, 5.3k+ GitHub stars, 40 million evaluations, and hundreds of

Wisq

Redwood City

Wisq is an enterprise HR technology platform that creates AI agents to streamline processes and enhance employee experience, backed by $55 million in venture funding from Norwest Venture Partners, True Ventures and Shasta Ventures, leveragi

Numeral

San Francisco

Numeral automates sales tax compliance for ecommerce and SaaS merchants, focusing on Shopify stores. Founded around Kevin, a California-licensed CPA, and Sam, co-owner of $10M+ Shopify brand with roles at Airbnb and Teespring, it helps stor

Opal Security

San Francisco

Opal provides enterprise identity and access management solutions. It is based in New York City and San Francisco and backed by Greylock, Battery Ventures, and Silicon Valley CISO Investments, serving hypergrowth startups and Fortune 500 co

TrueClaim

San Francisco

TrueClaim provides an AI-enabled platform for health plans, focused on advancing health-plan technology and modern operations.

Rulebase

San Francisco

Rulebase delivers visibility and confidence to modern support teams, helping them understand and improve the customer experience in real time. Its technology stack includes Python, React, and Electron JS.

InspectMind AI

San Francisco

InspectMind AI delivers AI-powered documentation and reporting tools for construction and design professionals, simplifying paperwork and streamlining on-site workflows to help workers spend less time at a desk and more time building.

Uiflow

San Francisco

Y Combinator is a leading startup accelerator founded in 2005 by Jessica Livingston that runs programs to support startups, including the YC Program, Startup School, and Co-Founder Matching, and provides resources, deals, and ongoing guidan

Runway Financial

San Francisco

Runway is a collaborative business planning platform that replaces spreadsheets with a modern planning solution, democratizing planning across the organization. Its customers include AngelList, Superhuman, ConvertKit, Lambda Labs, and Sandb

Sylvan Labs

San Francisco

Sylvan Labs specializes in post-sales enablement for enterprise software, aiming to become the category-defining platform and a billion-dollar business by product- and GTM-led growth, not headcount. It pursues expansion through private equi

Helium

San Francisco

Helium automatically generates and tests paywalls to improve app conversion. Backed by Y Combinator, Google, and leaders from OpenAI and Uber, the company is positioned in the paywall automation space for apps.

Hadrius

San Francisco

Hadrius automates and consolidates securities compliance for investment firms, serving over 500 institutions and more than $5 trillion AUM. A YC W23 alum with over $10M ARR, it’s described as fastest-growing company in its space and an emer

Luminade

San Francisco

Founded by Sriram (ex-Luminade) and Mikhail (ex-Google, four-time competitive skydiving world champion); the two-person team builds a conversational voice layer for work that delivers actions in-chat, with ownership over product direction a

Resonate AI

San Francisco

An AI-driven platform that helps healthcare practices capture new patients by converting missed calls into patient inquiries, led by a founder with 10+ years of AI experience and five patents who previously built 0-to-1 ventures at Microsof

LedgerUp

San Francisco

LedgerUp is an AI-driven operations teammate for billing and accounts receivable that automates contract-to-cash workflows, reducing busywork for teams and driving growth.

Nexus Intelligence

San Francisco

An a16z-backed software startup building AI-enabled industrial automation systems for Fortune 100 customers across automotive, food, energy, and other sectors, aiming to become the platform for developing and deploying modern industrial aut