What does Eric Ries invest in?
Eric Ries invests most often at Seed and Series A (83% of the rounds on record).

Last cheque observed Mar 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.
QuietAngel
Follow Eric Ries and see its new cheques in your feed.Start following
31 rounds on record
Mostly Seed and Series A: 83% of its rounds
Sole investor in 1 rounds, median undisclosed
2 exits from the portfolio
Every round we can evidence, newest first31 appearances
1 round
1 round
2 rounds
7 rounds
5 rounds
8 rounds
4 rounds
2 rounds
1 round
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
We hold 1 person at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
From their own portfolio page (on their website)
Long-Term Stock ExchangeAndrew Chen BlogCaptable by LTSEDesign AgencyEnroll NowFast409A by LTSEHiringPlan by LTSEHosted by Media TempleLean Deck ClinicLean Startup Machine weekendLean Startups session 2LeanimpactLeanstartupRunway by LTSEStartup Maketing BlogThe EntrepreneurThestartupwayhere
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.
Companies it backed that were later bought or listed2 in all
An exit counts when it came after the firm's first round in the company. From historical deal records.
The investors most often in the same rounds as Eric Ries. A count of rooms they were both in, not a relationship either has claimed.
The latest companies Eric Ries put money into.
5 books written by people at Eric Ries: Eric Ries.

The Lean Startup
Eric Ries · 2011
4.11 from 374,139 ratings on Goodreads
Most new businesses fail. But most of those failures are preventable.The Lean Startup is a new approach to business that's being adopted around the world. It is changing the way companies are built and new products are launched. Essential reading for any ambitious entrepreneur,…

The Startup Way: How Modern Companies Use Entrepreneurial Management to Transform Culture and Drive Long-Term Growth
Eric Ries · 2017
3.98 from 4,093 ratings on Goodreads
Entrepreneur and bestselling author of The Lean Startup , Eric Ries reveals how entrepreneurial principles can be used by businesses of all kinds, ranging from established companies to early-stage startups, to grow revenues, drive innovation, and transform themselves into truly…

The Leader's Guide
Eric Ries · 2016
4.14 from 1,535 ratings on Goodreads
The Leader’s Guide is aimed at entrepreneurs, executives, or anyone leading a project or team. It contains stories about how companies both large and small are adopting Lean Startup methods to scale successfully and operate in conditions of extreme uncertainty. The Leader’s…

Startup Lessons Learned: Season One 2008 - 2009
4.15 from 1,117 ratings on Goodreads

Incorruptible: Why Good Companies Go Bad... and How Great Companies Stay Great
Eric Ries · 2026
4.37 from 355 ratings on Goodreads
Incorruptible is Eric Ries’s boldest work since The Lean Startup. Where his earlier books offered tools for product innovation and scaling, this one tackles a deeper, systemic why do even the best companies drift from their missions, betraying the trust of customers, employees,…
Find the books for what you are building, or how you invest.
Open the Reading ListAs an Amazon Associate we earn from qualifying purchases.
6 episodes naming Eric Ries in the title, and 4 more that mention it.

Your Good Intentions Are Not Enough - Eric Ries, Author, Lean Startup
MentionsEric Ries

Investor Stories 483: Best LP Questions from David Ulevich, Eric Ries, and Larry Cheng: Mission, Partnership Culture, and Enduring Institutions (Ulevitch, Ries, Cheng)
WithLarry Cheng

Eric Ries: Incorruptible Book Review | #1 New York Times Bestseller in Business
MentionsEric Ries

510. The Hyper-Scaler CEO Whisperer and Founder of the Lean Startup Movement on Incorruptible Startups, Building to Thrive and Survive, and Creating a Governance Fortress (Eric Ries)
MentionsEric RiesNovo Nordisk

Become Incorruptible - The Truth Behind Successful Businesses | Eric Ries - E700
MentionsEric Ries

How great companies can stay great with Eric Ries
MentionsEric Ries

Leadership Lessons From Best-Selling Authors - E723

Investor Stories 484: Why Selling Too Early Hurts Returns, The Leadership Power of Sleep, and The Costliest Investment Mistakes (Tananbaum, Ries, Demaree)

Investor Stories 480: The Traits of Visionary Founders: Customer Obsession, Self Disruption, and Why Love Can Be a Competitive Advantage (Dillon, Patnam, Ries)

The Lean Startup Author on What Ruins Good Companies
Eric Ries invests most often at Seed and Series A (83% of the rounds on record).
31 investments on record, 0 of them in the last 12 months. The most recent was in Mar 2025.
Its most recent investments on record: Harmony Intelligence (Seed, Mar 2025), Meural (Series A, Nov 2017) and Gusto (Nov 2016).
The median round it joins is $14M.
Rarely, if at all: none of its 31 investments on record names it as the lead.
Most of the companies it backs are in the United States (96%).
No investments in the last 12 months; the latest was in Mar 2025.
Most often 500 Global (8 rounds together), Google Ventures (6 rounds together) and SV Angel (5 rounds together).
Find the investors who back rounds like yours, and keep every conversation on one fundraising board.
Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it