Initialized Capital portfolio in San Francisco
Garry Tan's firm focused on early-stage technical founders. Filtered to companies headquartered in San Francisco.
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Built from a search like: “Initialized Capital-backed companies in San Francisco”
Ranked by current headcount across Initialized Capital-backed companies in San Francisco. Refreshed daily.
- 1Instacart· 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
- 25.2k employees
- Founded 2012
- 2Rippling· San Francisco, California, United States
Rippling is a workforce management system that eliminates the friction from running a business. Today, most companies struggle with everything from routine tasks, like running payroll, to cross-functional planning, like aligning on headcount. That’s because all their data related to people, processes, and systems is scattered in a hundred places. Rippling has every application you need to run your business—from applicant tracking and payroll to IT and expenses—in one place. But unlike other systems, Rippling sits on top of a unified platform. Data flows dynamically between Rippling’s applications, giving every team a shared source of truth, the power to automate processes, and access to the insights they need. This allows your business to execute better, faster.Based in San Francisco, CA, Rippling has raised $1.2B from the world’s top investors—including Kleiner Perkins, Founders Fund, Sequoia, Greenoaks, and Bedrock.Get help: rippling.com/contactLicensing details: https://app.rippling.com/licensing
- Series G
- 7.8k employees
- Founded 2016
- 3Reddit, Inc.· San Francisco, California, United States
Reddit is the heart of the internet, where millions of people get together to talk about any topic imaginable. Share, vote, and decide what matters in everything from breaking news, to fandoms, lifehacks, gaming, sports, health, and the internet’s cutest animals. With over 100,000 subreddit communities about every topic you could think of (and thousands more you couldn’t), whatever it is, there’s a place for you on Reddit. Interested in joining our growing team? Check out redditinc.com/careers.
- Series F
- 5.1k employees
- Founded 2005
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- 4Clipboard· San Francisco, California, United States
Our Why:At Clipboard, our mission is to uplift as many communities as possible. We do this by connecting healthcare professionals with the workplaces that need amazing workers, helping people achieve financial stability for themselves and their families while providing essential care to people all across the U.S.Our How:Clipboard is an app-based marketplace where workplaces post calls for help and workers answer. Every year, we help hundreds of thousands of workers fill millions of shifts across the U.S. We’re the leader in Long-Term Care staffing and are rapidly expanding into Home Health, Hospitals, and more.Our Team:Founded in 2016, we are a remote-first team of over 1,000 people working to uplift communities across the country.Today, healthcare facilities and schools are understaffed, which can result in poor patient care, student outcomes, and employee burnout. Meanwhile, local professionals have time and want to pick up extra shifts. These two parties don’t know each other and aren’t sure if they can work together (licenses, qualifications, or even trust might get in the way). Clipboard exists to solve this problem.
- Series C
- 4k employees
- Founded 2016
- 5Flexport· San Francisco, California, United States
Our mission is to make global trade so easy that there will be more of it.
- Convertible note
- 2.9k employees
- Founded 2013
Initialized Capital portfolio companies in San Francisco
Initialized Capital’s San Francisco portfolio is one of the most active recruiting pools in the market. The list above ranks Initialized Capital-backed companies headquartered in San Francisco by current headcount, drawn from public LinkedIn and Crunchbase records. With 95 matching companies in Refolk’s index, you can see exactly where the Initialized Capital thesis has landed locally.
Initialized Capital 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 “Initialized Capital companies in San Francisco hiring founding engineers” or “founders of Initialized Capital-backed companies in San Francisco who left in the last year” and Refolk returns a ranked shortlist with evidence behind each match.
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Last refreshed: Wed, 05 Aug 2026 16:03:34 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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- Staff backend engineers in NYC who shipped Rust in production
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