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Billionaire Profile
Ben Chestnut
Global Rank
#875

Image: Collision Conf | CC BY 2.0 | via Wikimedia Commons

Ben Chestnut

CEO, Email marketing
UNITED STATES
Real-Time Net Worth
$4.815B
Estimated based on Email marketing stock value as of March 6, 2026
+0.12% (24h)
Age
51
Source
Email marketing
Industry
Technology
Citizenship
UNITED STATES

Biography

Ben Chestnut is an American internet entrepreneur, best known as the co-founder of Mailchimp, the email marketing and automation platform. Born in Augusta, Georgia, Chestnut studied physics and industrial design before entering the tech industry. He co-founded Mailchimp with Dan Kurzius in 2001, growing it into a leading email marketing platform, serving millions of users. Chestnut's leadership was instrumental in bootstrapping Mailchimp's growth, avoiding venture capital. In 2021, Intuit acquired Mailchimp for $12 billion, solidifying Chestnut's status as a billionaire. His career reflects key achievements in building a user-friendly platform and scaling a company through a freemium model.

Fact Checked
Verified by Editorial Team
Live Data
Updated 3/6/2026

Wealth Over Time

In-Depth Profile

Early Life

Ben Chestnut was born in Augusta, Georgia. He attended high school in Hephzibah, Georgia. He studied physics at the University of Georgia and industrial design at the Georgia Institute of Technology.

Rise to Success

Ben Chestnut co-founded Mailchimp in 2001 with Dan Kurzius. Mailchimp started as a side project to their web design company. The company was bootstrapped, growing organically without venture capital funding. Mailchimp's email marketing software for small businesses grew rapidly. In 2007, they committed to it full time. In September 2021, Intuit acquired Mailchimp for $12 billion.

Key Business Strategies

Mailchimp's success came from its commitment to customer needs, modern email strategies, and a strong brand identity. The company's freemium model drove rapid growth. Mailchimp focused on user-friendly design and innovation. Chestnut emphasized sustainable growth over rapid scaling.

Philanthropy

Chestnut's Chestnut Family Foundation supports arts programs for youths.

Career Milestones

2000

Founded a web design company

Chestnut and Dan Kurzius lost their jobs and started a web design company.

2001

Co-founded Mailchimp

Launched Mailchimp as a side project.

2016

Ernst & Young Entrepreneur of the Year

Recognized as Ernst & Young's Entrepreneur of the Year.

2017

Most Admired CEO

Awarded "Most Admired CEO" by Atlanta Business Chronicle.

2018

Became a Billionaire

Forbes noted that Chestnut was a billionaire.

2021

Mailchimp Acquisition by Intuit

Intuit acquired Mailchimp for $12 billion.

Philanthropy & Social Impact

Arts

Chestnut Family Foundation

Undisclosed

Supports arts programs for youths.

Business Philosophy & Leadership

Leadership Principles

"Listen hard, change fast."

Chestnut's mantra for employees, emphasizing the importance of responding to customer feedback.

Controversies & Challenges

2022

Internal Culture Clash

Chestnut stepped down as CEO after an internal culture clash over communication practices.

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