Billionaire Profile
Robert Clark
Global Rank
#1142

Image: Frank Hurley | Public domain | via Wikimedia Commons

Robert Clark

CEO, Construction
UNITED STATES
Real-Time Net Worth
$3.713B
Estimated based on Construction stock value as of March 6, 2026
0% (24h)
Age
67
Source
Construction
Industry
Construction & Engineering
Citizenship
UNITED STATES

Biography

Robert Clark is a prominent American businessman, best known as the founder and executive chairman of Clayco, a major real estate development and design-build firm. Born in 1959, Clark built Clayco into a U.S. construction giant. His leadership and contributions to the construction industry have earned him numerous accolades, including the Ellis Island Medal of Honor in 2023. As of 2024, his estimated net worth is $5.8 billion.

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

Wealth Over Time

In-Depth Profile

Early Life and Education

Robert Clark was born in Bridgeton, Missouri. His interest in construction began at the age of thirteen when his father gave him a book on building. After high school, he started a painting business and became a partner in an equipment company.

Rise to Success

In 1984, Clark founded Clayco, a construction company. Over the years, he developed it into one of the largest privately-owned firms in the construction industry in the United States. By 2024, Clayco had grown to generate over $5.8 billion in revenue (2023).

Key Business Strategies

Clark's leadership has been instrumental in Clayco's growth, focusing on a wide range of services including architectural design, engineering, construction, and real estate services. He has also been a vocal advocate for workforce diversity.

Philanthropy

Clark's philanthropy includes significant contributions to education and medical research. In 2016, the Clayco Foundation promised to give $4.1 million to Washington University in St. Louis School of Medicine to advance research into RVCL, a rare blood-vessel disease.

Career Milestones

1978

Partner at Machine Maintenance and Equipment Company

Began career in construction.

1984

Founder of Clayco

Established construction firm, which grew to be a major player in the industry.

2021

U.S. Commissioner General at Expo 2020 Dubai

Served as the senior U.S. government representative at the event.

2023

Ellis Island Medal of Honor

Recognized for contributions to American society.

Philanthropy & Social Impact

Medical Research

Clayco Foundation Gift

$4.1M

Gift to Washington University in St. Louis School of Medicine for RVCL research.

Education

Penn State Scholarship

$0.5M

Endowed scholarship in the Department of Architectural Engineering to support diversity.

Business Philosophy & Leadership

Leadership Principles

Innovation

Fostering a culture of innovation within the company.

Collaboration

Promoting collaboration among employees and partners.

Can-do Attitude

Encouraging a proactive and positive approach to challenges.

Workforce Diversity

Championing for workforce diversity.