The Lean Startup

The Movement That is Transforming How
New Products are Built and Launched

  • “Philosophy Helps Start-Ups Move Faster” The Wall Street Journal

  • “Offers new ways to cut work time and investment” Entrepreneur

  • “Many CEOs have fully embraced and continue to internalize the lean startup principles” Fast Company

  • “Concepts apply both to designing products and to developing a market” The New York Times

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Benefits of The Lean Startup

Be more innovative.
Stop wasting people's time.
Be more successful.

“Lean Startup isn't about being cheap [but is about] being less wasteful and still doing things that are big.”

The Lean Startup Principles »

Principles of The Lean Startup

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Entrepreneurs are Everywhere
Entrepreneurship is Management
Validated Learning
Innovation Accounting

Lean Startups can operate with much less waste

Learn how »

The Lean Startup isn't just about how to create a more successful entrepreneurial business... it's about what we can learn from those businesses to improve virtually everything we do. I imagine Lean Startup principles applied to government programs, to healthcare, and to solving the world's great problems. It's ultimately an answer to the question 'How can we learn more quickly what works, and discard what doesn't? Tim O'Reilly CEO O'Reilly Media

Lean Startup Process In Detail » See the Case Studies »

Lean Startup Case Studies

  • Dropbox
  • Wealthfront
  • Grockit
  • imvu
  • votizen
  • Aardvark

Dropbox revolutionized file-sharing by making an extremely easy-to-use, seamless application. Learn More


Wealthfront is democratizing access to outstanding investment managers. Learn More


Grockit was founded in 2007 to enable social learning, specifically test preparation (SAT, LSAT, etc). Learn More


Founded in 2004, IMVU is the world's largest 3D chat and dress-up community. Learn More


Votizen is disrupting how our government and politics works by putting focus back on individual voter. Learn More


Aardvark, a company subsequently acquired by Google, developed a social search engine. Learn More

Meet-ups are happening everywhere

  • Lean Deck Clinic
  • Lean Camp
  • Lean Startup Machine weekend
  • StartupLondon.Simulcast.CF-UK.1458
  • Lean Startup, 25.01.2011
  • Lean Startups session 2
  • Lean Deck Clinic
  • Lean Deck Clinic
  • Lean Startup 22.02.2011
  • Lean Deck Clinic
  • Lean Deck Clinic
  • Lean Deck Clinic
Learn More »

Get the Lean
Startup Book

Why get the book?

Do one important thing: make better, faster business decisions. Vastly better, faster business decisions. Bringing principles from lean manufacturing and agile development to the process of innovation, the Lean Startup helps companies succeed in a business landscape riddled with risk.
This book shows you how.

About the Author Get the Book »
Eric Ries

About the Author

Eric Ries

Eric Ries is an entrepreneur and author of the New York Times bestseller
The Lean Startup: How Today's Entrepreneurs Use Continuous Innovation to Create Radically Successful Business, published by Crown Business.

He serves on the advisory board of a number of technology startups, and has consulted to new and established companies as well as venture capital firms. In 2010, he was named entrepreneur-in-residence at Harvard Business School and is currently an IDEO Fellow. Previously he co-founded and served as CTO of IMVU, his third startup. In 2007, BusinessWeek named him one of the Best Young Entrepreneurs of Tech. In 2009, he was honored with a TechFellow award in the category of Engineering Leadership.The Lean Startup methodology has been written about in The New York Times, The Wall Street Journal, Harvard Business Review,Inc. (where he appeared on the cover), Wired, Fast Company, and countless blogs. He lives in San Francisco.

Get Involved with Lean Startup

Attend a Lean Startup Meetup

Meetups are Happening Around the World

94 Cities
17 Countries

Happening Everywhere

Find Your Nearest One »
Sign up for the Lean Startup Newsletter

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Resource Links

The Lean Startup movement has gone global.

However, the most important resources are local - being embedded in a startup ecosystem is an
important part of entrepreneurship. These ecosystems are sprouting up
in increasingly more startup hubs around the world.

IF you want to learn more about the Lean Startup and meet other people
who want to do the same, check out our resources

  • Lean Startup Meetup Groups

    Lean Startup Meetup Groups

    You can find a real-time map of groups here. You can also find a list of cities where people are interested in starting a new group and tools to set one up yourself.

  • The Lean Startup Wiki

    The Lean Startup Wiki

    Some Lean Startup groups don't use to organize. The Lean Startup Wiki is maintained by volunteers and includes a comprehensive list of events and other resources here.

  • The Lean Startup Circle

    The Lean Startup Circle

    This is the largest community of practice around the Lean Startup, happening online. If you have a question about how Lean Startup might apply to your business or industry, here is a great place to start.

  • Conferences


    Eric runs regular Lean Startup Conferences. More details are available here.

Lean Startup In The Press »
The Lean Series
Essential books for Entrepeneurs and Innovators

The Lean Series, curated by Eric Ries, is a collection of books written by the best people in the field, on topics that matter. The authors dive down into Lean Startup implementation-level details, providing readers with information they can immediately put to use.

The Four Steps to the Epiphany The Four Steps to the Epiphany Steve Blank

Steve Blank's The Four Steps to the Epiphany: The original book about customer development and an indispensible guide. Get a copy here. Steve also maintains an active and excellent blog here.

The Entrepreneur's Guide to Customer Development The Entrepreneur's Guide to Customer Development Brant Cooper & Patrick Vlashkovit

Brant Cooper and Patrick Vlaskovits' The Entrepreneur's Guide to Customer Development: A gentle introduction to customer development. Buy it here.

500 Startups Blog Dave McClure

Dave McClure's blog: here and the venture firm he founded, '500 Startups', blog: here. Dave is an expert in startup metrics.

Startup Maketing Blog Sean Ellis

Sean Ellis' Startup Marketing Blog about integrating marketing into ideas: here.

Andrew Chen Blog Andrew Chen

Andrew Chen's blog Futurist Play about viral marketing, startup metrics, and design: here

Angel Babak Nivi

Venturehacks and Angel List which matches startups and investors around the world: here

Crossing the Chasm Crossing the Chasm Geoffrey A. Moore