Daniel Roullier: Family, Career, : Wealth Report Net Worth 2026: Career Earnings & Assets

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roullier.comDaniel Roullier, born on November 14, 1935, in Landébia, France, is a distinguished French billionaire businessman renowned for founding Groupe Roullier, a global agribusiness conglomerate. His visionary leadership and entrepreneurial spirit have significantly influenced the agricultural industry worldwide.

Building on this success, Roullier expanded the company’s product range to include various fertilizers and ventured into animal nutrition, food processing, and the plastics industry. This diversification led to the formation of Groupe Roullier, which now operates in over 131 countries and employs more than 8,000 people.

Net Worth and Lifestyle

As of recent estimates, Daniel Roullier’s net worth is approximately $1.8 billion. His wealth primarily stems from his ownership of Groupe Roullier, which generates annual revenues exceeding €2 billion.

Personal Life and Relationships

Daniel Roullier is married and has five daughters, some of whom hold senior positions within Groupe Roullier, ensuring the company’s continuity as a family-owned enterprise. He resides in Cancale, a coastal town near Saint-Malo, maintaining close ties to his Breton roots.

Notable Works and Achievements

Under Roullier’s guidance, Groupe Roullier has become a global leader in agribusiness, specializing in plant, animal, and human nutrition. The company’s commitment to innovation is evident in its extensive research and development efforts, resulting in numerous patented formulations that have advanced agricultural practices worldwide. Roullier’s strategic vision and dedication have been instrumental in the company’s sustained growth and success.

Career Beginnings and Key Milestones

In 1959, recognizing the agricultural potential of maërl, a calcareous seaweed abundant along the Brittany coast, Roullier founded Timac (Transformation Industrielle du Maërl en Amendements Calcaires). The company specialized in processing maërl into soil conditioners, providing innovative solutions to enhance soil fertility for local farmers. Under his leadership, Timac quickly became a market leader in soil amendments.

Despite his substantial fortune, Roullier is known for his modest lifestyle and strong connection to his regional heritage.

Early Life and Family Background

Daniel Roullier was born in the small commune of Landébia in Brittany, France. Raised in a modest family, he completed his education with a primary school certificate. This humble beginning instilled in him a strong work ethic and an entrepreneurial mindset. Growing up in the coastal region of Brittany, he became familiar with the local agricultural practices, which later influenced his business ventures.

Charitable Work and Legacy

Throughout his career, Roullier has emphasized sustainable agricultural practices and corporate social responsibility. His leadership has fostered a corporate culture that values environmental stewardship and community engagement, solidifying his legacy as a visionary entrepreneur committed to both economic success and societal well-being.

Future Plans and Impact on Culture

Under the stewardship of his family, Groupe Roullier continues to pursue innovation and global expansion, aiming to address the evolving challenges of agriculture and nutrition. The company’s ongoing commitment to research and development ensures that it remains at the forefront of industry advancements, reflecting Roullier’s enduring influence on the agribusiness sector.

Disclaimer: Daniel Roullier: Family, Career, wealth data updated April 2026.