LeaderPortfolio
Chestnut
Ben Chestnut
Rank #967
UNITED STATESTechnologyEmail marketing

Ben Chestnut

Net Worth
$4.33B
-0.58% (24h)
Ben Chestnut is a self-made American internet entrepreneur known for co-founding Mailchimp, a leading email marketing platform. Born in Augusta, Georgia, he pursued studies in physics and industrial design before embarking on his entrepreneurial journey. Chestnut's wealth source stems from the success of Mailchimp, which he co-founded with Dan Kurzius in 2001. Under his leadership as CEO, Mailchimp reached over 13 million users and was acquired by Intuit in 2021 for $12 billion. This acquisition solidified his status as a billionaire. Chestnut is married with two children and resides in Atlanta, Georgia. His career is marked by achievements, including being named Ernst & Young's Entrepreneur of the Year and a place in the Technology Hall of Fame of Georgia.

How to read Ben Chestnut's profile

Public net-worth figures are estimates. They combine observable inputs—typically listed equity, disclosed transactions, and market prices—with editorial judgment where filings are incomplete (for example, private holdings, debt, or cross-holdings). For Ben Chestnut, we anchor the narrative to Email marketing and Email marketing, then update the headline number as markets move. The chart on this page is meant to show trajectory, not a certified balance sheet.

When you see $4.33B alongside global rank #967, interpret it as our best synthesis of widely cited ownership and price signals—not a claim about cash on hand. Estimates can diverge from other publishers because of different treatment of options, trusts, charitable vehicles, or illiquid assets. We document the general approach in methodology and welcome corrections via corrections.

Country (UNITED STATES) and career milestones on this page are curated for reader context; they should be verified against primary sources when used for research. Editorial metadata for this profile is refreshed on a rolling basis, with deeper audits at least annually (last noted cycle: 2026).

Looking for depth? When available, the dossier and timeline sections below add long-form context beyond the headline number—prioritize those modules when evaluating claims about strategy, controversies, or philanthropic commitments.

The Full Dossier

Early Life

Ben Chestnut was born and raised in Augusta, Georgia. He attended high school in Hephzibah, Georgia. Chestnut studied physics at the University of Georgia and industrial design at the Georgia Institute of Technology. Growing up, Chestnut's mother ran a hair salon from their home.

Rise to Success

In 2000, Chestnut and Dan Kurzius, both web designers, lost their jobs and decided to start their own web design company, the Rocket Science Group. In 2001, they launched Mailchimp as a side project to help small businesses with email marketing, which has since evolved into a larger marketing platform. Chestnut and Kurzius decided to commit to Mailchimp full-time in 2007. Chestnut and Kurzius bootstrapped the company without outside funding. The company was acquired by Intuit in 2021 for $12 billion.

Key Business Strategies

Mailchimp adopted a freemium model in 2009, which helped to expand its user base and increase profits. Chestnut focused on user-friendly design and listening to the customers' needs.

Philanthropy

Ben Chestnut serves on the advisory board for the Emory Center of Ethics.

Career Timeline

2022

Technology Hall of Fame of Georgia Inductee

Inducted into the Technology Hall of Fame of Georgia.

2021

Mailchimp Acquired by Intuit

Intuit acquired Mailchimp for $12 Billion.

2018

Became a Billionaire

Achieved billionaire status according to Forbes.

2017

Most Admired CEO

Awarded by Atlanta Business Chronicle.

2016

Ernst & Young's Entrepreneur of the Year

Recognized for his contributions to the tech industry.

2001

Co-founded Mailchimp

Founded the email marketing company with Dan Kurzius.

Philanthropic Impact

Advisory BoardUndisclosed

Emory Center of Ethics

Serves on the advisory board.

Key Business Ventures & Holdings

CompanyStakeValue
Mailchimp50.00%

Net Worth History

In-Depth Analysis

Early Life

Ben Chestnut was born and raised in Augusta, Georgia. He attended high school in Hephzibah, Georgia. Chestnut studied physics at the University of Georgia and industrial design at the Georgia Institute of Technology. Growing up, Chestnut's mother ran a hair salon from their home.

Rise to Success

In 2000, Chestnut and Dan Kurzius, both web designers, lost their jobs and decided to start their own web design company, the Rocket Science Group. In 2001, they launched Mailchimp as a side project to help small businesses with email marketing, which has since evolved into a larger marketing platform. Chestnut and Kurzius decided to commit to Mailchimp full-time in 2007. Chestnut and Kurzius bootstrapped the company without outside funding. The company was acquired by Intuit in 2021 for $12 billion.

Key Business Strategies

Mailchimp adopted a freemium model in 2009, which helped to expand its user base and increase profits. Chestnut focused on user-friendly design and listening to the customers' needs.

Philanthropy

Ben Chestnut serves on the advisory board for the Emory Center of Ethics.

Data Sources & Methodology

Figures for Ben Chestnut are synthesized from the sources below and cross-checked against our net worth methodology. Estimates may lag market moves; see corrections to report discrepancies.