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Over the course of 491 projects with 285 companies, we have helped our clients listen to 117,581 people in 32 languages across 34 countries. Our clients include Acumen, CDC, Ceniarth, the UK Department for International Development (DFID), Omidyar Network, Omnivore, Soros Economic Development Fund, Unilever, and many others.

Remote Survey Toolkit

Our toolkit captures many of the most important lessons we’ve learned in conducting phone-based surveys since starting Lean DataSM in 2014.

Toolkit     Download

Download the Toolkit

Get the most up to date research practices from 60 Decibels

“The Lean Data exercise was an eye opener for LabourNet. We got great customer insights.”

Gayathri Vasudevan, CEO, LabourNet

Why off-grid energy matters

Our new impact performance report shares our customer-led view of the impact of the off-grid energy sector, as well as the relative performance of the sub-sectors within it. You can also take a look at our first-of-its-kind 60dB Impact Index which ranks each of the companies in terms of their impact across a range of impact indicators.

Publication      Read More

Download the Energy Report

“This is the most insightful report we have done with smallholders, period.”

David Ellis, CEO, Ethiochicken

Lean Data White Paper

If you're keen to learn more about the "why" of our work, including the systemic changes we aim to create, read our White Paper.

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“I don't think this is Lean Data, this is mind-blowing data!”

Dr. Aloric Aroojis, Medical Director
Miracle Feet India and Global Operations


We worked with the Omidyar Network to measure the impact of 36 of their investees. Read about what the Omidyar Network learned by downloading the report.

Case Study      Read More

“This data was a real eye-opener…
I was shocked by how honest the answers were.”

Willem Nolens, CEO, SolarNow

SSIR: The Power
of Lean Data

Our seminal article that introduced Lean Data to the world. Read our Winter 2016 cover story from Stanford Social Innovation Review to learn about the history of Lean Data and the principles of the approach.

Article     Read More

“We feel good about the positive results but even more excited about the things you pointed out that we can work on.”

Ella Gudwin, President, VisionSpring

Learn About Lean Data

Take the Lean DataSM online course at Acumen Academy. It’s designed for social enterprises and non-profits who are in the early stages of building their impact strategy. You’ll discuss case studies from companies that have used Lean Data to gain new insights, and build an action plan to run your own Lean Data sprint. Join the 25,336 people who have already taken our course.

Online Course     Find Out More

“Lean Data has provided actionable insights for our funds, and helped to build customer-centricity into our investees.”

Martina Castro, Executive Development Impact, CDC Group

Measure Better

In partnership with ImpactAlpha, the “Measure Better” series features investment practitioners and thought leaders who describe how our work is putting customers at the center of their impact strategies.

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“60 Decibels has provided us with a deep level of customer intelligence which allows us to improve our service and the impact it has on the lives of our customers. Their extensive experience in our markets allows them to provide contextually-informed and relevant insights on which we can immediately take action.”

Sam Slaughter, CEO, PowerGen


We helped MiracleFeet measure the impact of their programs on the children, families, and healthcare providers they serve. Read about what Miracle Feet learned by downloading the report.

Case Study      Read More

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Together we can #listenbetter.

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