Lee Linden
Managing Partner @ Quiet Capital
San Francisco, United States
Lee Linden is a seed investor at Quiet Capital in San Francisco focused on Software and Health Care. Lee is a Managing Partner at Quiet Capital. He is an entrepreneur and early-stage investor.Previously, he lead Facebook's emerging initiatives in commerce, including Gifts and the Facebook Card.Lee founded Karma, a breakthrough mobile commerce platform that allowed smartphone users to instantly send real gifts to others without the burdenof physical mailing addresses. Karma was acquired by Facebook in early 2012. Prior to Karma, Lee founded Tapjoy and piloted the company to its position as a leading mobile advertising platform which today touches more than 1 billion devices. He began Tapjoy by co-creating multiple top mobile games for iOS/Android and subsequently unraveling the potential of mobile advertising and app distribution at scale.Earlier, Lee worked for venture capital firm Kleiner Perkins and helped launch the iFund, a $100M investment vehicle focused on smartphone application platforms. Lee originally began his career working in product development at Microsoft, where he co-created the Windows Home Server division and shipped the first version of that product to market.Lee holds an MBA from Stanford's Graduate School of Business and a BA in Computer Engineering from the University of Michigan. He grew up in the suburbs of Detroit, Michigan, and today lives and works in the beautiful San Francisco Bay Area.Lee has been a featured speaker at universities, conferences, and panels worldwide and has received numerous awards for his work including 30 under 30 Best Young Tech Entrepreneur by Bloomberg Businessweek 2012, 100 Most Creative People in Business by Fast Company in 2012, and The Silicon Valley 100 by Business Insider 2013.
- Total investments:
- 79
- Last investment:
- Lead investor:
- 3%
Last updated:
For AI agents: llms.txt
Industries Lee Linden invests in
Stages Lee Linden invests in
Countries Lee Linden invests in
Round sizes
Round size
- Seed
- $1.3M–$5.5M
- Angel
- $700k–$1.5M
- Series A
- $3.7M–$18M
Investment Focus
Industry
- Software 22 (28%)
- Health Care 14 (18%)
- Logistics 12 (15%)
- Information Technology 9 (11%)
- SaaS 8 (10%)
Stage
- Seed 50 (63%)
- Series A 20 (25%)
- Angel 4 (5%)
- Pre-Seed 2 (3%)
- Convertible Note 1 (1%)
Country
- United States 70 (89%)
- Canada 1 (1%)
- France 1 (1%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Disco
|
Build your live learning empire. One platform to build, market, and sell live courses, workshops, and learning communities. | $14.9M / Series A / Mar 01, 2022 | |
Jupiter
|
Jupiter is a specialized manufacturer of hair, scalp care and dandruff products. | Seed / Jun 04, 2021 | |
Kinema
|
Kinema is building the world's largest network of alternative theaters - enabling organizers across the world to host unique events in-person and online. | $2M / Seed / May 01, 2021 | |
|
Disco
|
Build your live learning empire. One platform to build, market, and sell live courses, workshops, and learning communities. | $4.8M / Seed / Mar 24, 2021 | |
Airhouse
|
Airhouse is an end-to-end fulfillment solution for ecommerce companies. With a software platform that automates the heavy lifting of getting products in the hands of customers, Airhouse lets entrepreneurs focus on what they’re best at. Onboarding takes minutes and there’s no need for a team with operational or engineering expertise. Through asynced Shopify account, Airhouse’s software evaluates store data to create a holistic view of the business and where its customers are. Brands are then matched with warehouses in Airhouse’s partner network that make the most sense for the business, with their inventory shipped to the partner facility as fast as the same day. Airhouse then creates a custom technical configuration for each business tailored directly to their needs and growth strategy. From there, as new orders come in, the entire fulfillment process—from factory to front door—is efficiently and affordably managed by Airhouse. From a single dashboard, brands have complete visibility on inventory, so they know what products are where and which are running low in real time.It’s like having an all-in-one, cloud-based warehouse that maintains itself—an Airhouse. | $3.5M / Seed / Apr 01, 2020 | |
Helm.ai
|
Helm.ai develops next-generation AI software for ADAS, autonomous driving, and robotics automation. Founded in 2016 and headquartered in Redwood City, CA, the company reimagines AI software development to make scalable autonomous driving a reality. Helm.ai offers full-stack real-time AI solutions, including deep neural networks for highway andurban driving, end-to-end autonomous systems, and development and validation tools powered by Deep Teaching™ and generative AI. The company collaborates with global automakers on production-bound projects. | $13M / Seed / Mar 25, 2020 | |
Holloway
|
With hundreds of hours of research, writing, and editing, Holloway's comprehensive Guides help readers make better decisions. | $4.6M / Seed / Aug 01, 2019 | |
Golden
|
Golden is a developer of a self-constructing knowledge database used to accelerate discovery and education. The company uses and leverages human effort by using machine intelligence to make the process of gathering and communicating knowledge simpler.It combines a powerful search across several entities with fine-grain alerts to stay on top ofchanges, and semi-automatic research assistance for gaps in knowledge that enable people in organizations to stay current, understand and leverage the latest trends in their industry. | $5M / Seed / May 01, 2019 | |
Outlaw
|
Outlaw is a modern contract platform that streamlines the entire contract lifecycle - from templated document generation to cloud-based redlining to real-time negotiation and eSigning. Unlike other contract tools, Outlaw includes an advanced proprietary word processor which enables organizations to transform existing contracts into reusabletemplates that are error-free and seamlessly editable with dynamic legal logic built in.With transformative technology and a modern user interface, the platform helps users accelerate contract cycles, streamline negotiation, improve visibility and enhance workflow productivity. | $2M / Seed / Dec 14, 2018 | |
Invisible Technologies
|
Invisible Technologies provides a system of platforms and human services for AI development. The company offers tools for data processing, process building, and AI agent execution. It also connects businesses with experts for model training, data annotation, and evaluation. | $2.6M / Seed / Oct 18, 2018 | |
| See all 79 investments → | |||
Co-Investors
About Quiet Capital
Quiet Capital is a technology investment firm.
Quiet Capital Contacts
| Name | Phone | Socials | |
|---|---|---|---|
David Greenbaum
Partner
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Ben Mahdavi
Managing Partner
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Chris Capozzi
Partner & Chief Financial Officer
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Daniel Gruneberg
Partner
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Jeff Silverstein
Venture Partner
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FAQ
What does Lee Linden invest in?
Lee Linden invests primarily in Software, Health Care and Logistics startups, most often at Seed and Series A stage. Most of the 79 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Lee Linden's check size?
Lee Linden typically joins rounds of $1.3M–$5.5M at Seed, $700k–$1.5M at Angel and $3.7M–$18M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Lee Linden participates in.
When did Lee Linden last invest?
The most recent investment recorded for Lee Linden closed in Mar 2022. Shizune tracks 79 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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