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
Airbnb· San Francisco, California, United States
Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays, experiences and services that make it possible for guests to connect with communities in a more authentic way.
- Post-IPO debt
- 72.9k employees
- Founded 2007
2
Lyft· San Francisco, California, United States
Whether it’s an everyday commute or a journey that changes everything, Lyft is driven by our purpose: to serve and connect. In 2012, Lyft was founded as one of the first ridesharing communities in the United States. Now, millions of drivers have chosen to earn on billions of rides. Lyft offers rideshare, bikes, and scooters all in one app — for a more connected world, with transportation for everyone.
- Post-IPO debt
- 28.6k employees
- Founded 2012
3
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
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4
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
5
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
- 15.5k employees
- Founded 2013

6
Pinterest· San Francisco, California, United States
Pinterest's mission is to bring everyone the inspiration to create a life they love. It's the visual inspiration platform where more than 600 million monthly active users worldwide come to search, save, and shop the best ideas in the world for all of life’s moments.
- Post-IPO debt
- 14.1k employees
- Founded 2010
7
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
8
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
9
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
10
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

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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 287 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: Thu, 15 Oct 2026 23:20:09 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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The underlying index updates continuously and this ranking is rebuilt monthly. Last refreshed: Thu, 15 Oct 2026 23:20:09 GMT. For a list built against the index as it stands today, sign up and run the search live.

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