Andreessen Horowitz portfolio in San Francisco

Multi-stage venture firm investing across consumer, enterprise, fintech, and crypto. Filtered to companies headquartered in San Francisco.

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Built from a search like: “Andreessen Horowitz-backed companies in San Francisco”

Ranked by current headcount across Andreessen Horowitz-backed companies in San Francisco. Refreshed monthly.

1
Instacart· San Francisco, California, United States
Instacart is a leading grocery technology company that partners with more than 2,200 retail banners – representing nearly 100,000 stores – to transform how people shop for the groceries they need from the retailers they trust, while creating flexible earning opportunities for shoppers. Through the Instacart Marketplace, Instacart Enterprise platform, and Instacart Ads ecosystem, the company powers ecommerce, fulfillment, in-store technology, AI offerings, and advertising for partners. With Instacart Health, the company is providing tools to increase nutrition security, make healthy choices easier for consumers, and expand the role that food can play in improving health outcomes. For more information, visit www.instacart.com/company.
- Private equity
- 25.3k employees
- Founded 2012
2
Stripe· South San Francisco, California, United States
Stripe builds programmable financial services. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Headquartered in San Francisco and Dublin, the company aims to increase the GDP of the internet.
- Secondary
- 17.1k employees
- Founded 2010
3
Databricks· San Francisco, California, United States
Databricks is the Data and AI company. More than 20,000 organizations worldwide — including adidas, AT&T, Bayer, Block, Mastercard, Rivian, Unilever, and over 60% of the Fortune 500 — rely on Databricks to build and scale data and AI apps, analytics and agents. Headquartered in San Francisco with 30+ offices around the globe, Databricks offers a unified Data Intelligence Platform that includes Agent Bricks, Lakeflow, Lakehouse, Lakebase and Unity Catalog. ---Databricks applicantsPlease apply through our official Careers page at databricks.com/company/careers. All official communication from Databricks will come from email addresses ending with @databricks.com or @goodtime.io (our meeting tool).
- Private equity
- 14.2k employees
- Founded 2013
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4
Carta· San Francisco, California, United States
Carta powers interconnectivity in private markets — uniting data, people, and workflows in one connected system.We connect founders, investors, and limited partners through software purpose-built for private capital. Trusted by 50,000+ companies in 160+ countries, Carta’s platform of software and services lays the groundwork so you can build, invest, and scale with confidence.Carta’s Fund Administration platform supports 8,500+ funds and SPVs, representing nearly $185B in assets under management, with tools designed to enhance the strategic impact of fund CFOs. Carta has been included on the Fortune Best Large Workplaces in Financial Services and Insurance and Best Workplaces in the Bay Area lists, Forbes’ list of the World's Best Cloud Companies, Fast Company's Most Innovative list, Inc.'s Fastest-Growing Private Companies list, and is certified as a Great Place to Work for 2025-2026 (3 years running!). For more information, visit carta.com.
- Series unknown
- 11.7k employees
- Founded 2012
5
OpenAI· San Francisco, California, United States
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. AI is an extremely powerful tool that must be created with safety and human needs at its core. OpenAI is dedicated to putting that alignment of interests first — ahead of profit.To achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. Our investment in diversity, equity, and inclusion is ongoing, executed through a wide range of initiatives, and championed and supported by leadership.At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.
- Series unknown
- 10.7k employees
- Founded 2015

6
Plaid· San Francisco, California, United States
Plaid is a data network that powers the tools millions of people rely on to live a healthier financial life. Plaid works with thousands of companies like Venmo, SoFi, and Betterment, several of the Fortune 500, and many of the largest banks to make it easy for people to connect their financial accounts to the apps and services they want to use. Plaid’s network covers more than 12,000 financial institutions across the US, Canada, UK and Europe. Headquartered in San Francisco, the company was founded in 2013 by Zach Perret and William Hockey.
- Secondary
- 10.3k employees
- Founded 2013
7
Medium· San Francisco, California, United States
At Medium, we believe in the power of words — and we’re on a mission to bring the world’s expertise to life through memorable storytelling. Our platform rewards great writing and puts power back in the hands of readers. Medium’s subscription model means we rely on our members, not ads. We’re looking for teammates who are inspired by our mission, who are deeply thoughtful and empathetic, and who are passionate about the future of online publishing. Sound like you? Keep reading!
- Series unknown
- 9.8k employees
- Founded 2011
8
Deel· San Francisco, California, United States
Deel is one platform for payroll, HR, benefits, mobility, performance, and device management across 150+ countries. Built on owned infrastructure, powered by AI, and supported by thousands of local experts, Deel helps businesses scale smarter, faster, and more compliantly. Trusted by 40,000+ customers, and created to become a global brand people love. Learn more at deel.com.
- Series E
- 9.7k employees
- Founded 2019
9
Okta· San Francisco, California, United States
Okta, Inc. is The World’s Identity CompanyTM. We secure identity, so everyone is free to safely use any technology. Our customer and workforce solutions empower businesses and developers to use the power of Identity to drive security, efficiencies, and success — all while protecting their users, employees, and partners. Learn why the world’s leading brands trust Okta.
- Post-IPO equity
- 7.9k employees
- Founded 2009
10
PagerDuty· San Francisco, California, United States
In an always-on world, teams trust PagerDuty to help them deliver an optimal digital experience to their customers, every time. PagerDuty is the central nervous system for a company’s digital operations. We identify issues and opportunities in real-time and bring together the right people to respond to problems faster and prevent them in the future. From digital disruptors to nearly half of the Fortune 500 and the Forbes AI 50s, over 34,000 paid and free customers rely on PagerDuty to help them continually improve their digital operations—so their teams can spend less time reacting to incidents and more time building for the future.Dutonians believe that we are a part of a bigger movement of businesses being built to benefit everyone—the customer and the employee, as well as our community. We are go-getters fueled by the fire to reinvent how people and companies work together. We take the lead and get creative to be first in the hearts of our customers. Whether it’s keeping the world on or changing it entirely, Dutonians are fueled by the fire to reinvent how people and companies work together to deliver in real-time, across the globe.Join us to lead uncharted efforts and reinvent how companies run.
- Post-IPO debt
- 7.3k employees
- Founded 2009

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Andreessen Horowitz portfolio companies in San Francisco

Andreessen Horowitz’s San Francisco portfolio is one of the most active recruiting pools in the market. The list above ranks Andreessen Horowitz-backed companies headquartered in San Francisco by current headcount, drawn from public LinkedIn and Crunchbase records. With 268 matching companies in Refolk’s index, you can see exactly where the Andreessen Horowitz thesis has landed locally.

Andreessen Horowitz companies in San Francisco tend to attract a specific type of operator - a founder or early hire bought into both the firm’s thesis and the city’s ecosystem. That makes the engineers and designers at these companies particularly valuable signals.

Refolk lets you reach this pool. Ask for “Andreessen Horowitz companies in San Francisco hiring founding engineers” or “founders of Andreessen Horowitz-backed companies in San Francisco who left in the last year” and Refolk returns a ranked shortlist with evidence behind each match.

How this list is built

Refolk pulled companies whose disclosed Crunchbase investor list includes Andreessen Horowitz and whose HQ is in San Francisco, ranked them by current employee count, and kept those with at least 5 employees. The list refreshes monthly.

Last refreshed: Tue, 15 Sep 2026 18:52:16 GMT

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How is this ranking built?

The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.

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