Billionaire Profile
Peter Gilgan
Global Rank
#522

Image: Public domain | via Wikimedia Commons

Peter Gilgan

CEO, Mattamy Homes
CA
Real-Time Net Worth
$7.2B
As of December 2025
Age
74
Source
Homebuilding
Industry
construction-engineering
Citizenship
CA

Biography

Peter Gilgan is a Canadian billionaire and a prominent figure in the homebuilding and construction industry. Born in 1950, Gilgan, at 74 years old, is the founder and CEO of Mattamy Asset Management Inc. He is also the founder of Mattamy Homes, the largest privately-owned homebuilder in North America. Gilgan's career began in accounting before he transitioned into construction, founding Mattamy Homes in 1978. Through innovative approaches to urban development, he has built a vast real estate empire and contributed significantly to community building. Beyond his business ventures, Gilgan is celebrated for his extensive philanthropy, supporting healthcare, education, and athletics through the Peter Gilgan Foundation. He is a Member and Officer of the Order of Canada, reflecting his impact on Canadian society and his leadership within the industry.

Wealth Over Time

In-Depth Profile

Early Life

Peter Gilgan was born in Toronto, Canada, and grew up in a middle-class family with six siblings. His father was an electrical technician, and his mother raised the family. Gilgan's early experiences instilled in him a strong work ethic and an appreciation for hard work. His first job was at age 13, and he worked in a plumbing distribution company.

Rise to Success

Gilgan initially pursued a career in accounting, working for a bookkeeping company. He later became fascinated by the homebuilding industry, which led him to found Mattamy Homes in 1978. Starting with building homes in Burlington, Ontario, he expanded his business by purchasing multi-lot properties, which was the beginning of significant growth as a home developer. He introduced innovations, such as the WideLot concept and factory-built homes, to increase efficiency and adapt to market demands. Mattamy Homes expanded into the United States in 2003, and the company has since become the largest privately-owned homebuilder in North America.

Key Business Strategies

Gilgan's success is attributed to several key strategies. These included adapting to market changes, such as the rise in mortgage rates in the 1980s, by reducing costs and focusing on affordable housing. He also built entire neighborhoods to create communities. Furthermore, he emphasized employee satisfaction, offering careers rather than just jobs, which led to lower turnover rates and higher quality. He also sought innovation, such as developing a JIT production line for houses.

Philanthropy

Peter Gilgan is renowned for his extensive philanthropy. He established the Peter Gilgan Foundation in 2006, and through the foundation, he has supported healthcare, education, and athletics. Notably, he has made substantial donations to hospitals, including a $100 million gift to SickKids Hospital in 2019 and a $105 million donation to Trillium Health Partners in 2022. His philanthropic efforts extend to various causes, reflecting his commitment to community betterment and improving the lives of others. Gilgan has donated over $500 million throughout his lifetime to charitable causes.

Career Milestones

1978

Founded Mattamy Homes

Established what would become the largest privately-owned homebuilder in North America.

1985

Introduced the Glen Abbey community

Launched Mattamy's first multi-phased community.

2003

Expanded into the United States

Entered the U.S. market, expanding Mattamy's operations.

2006

Established the Peter Gilgan Foundation

Formed a foundation to formalize and expand his philanthropic efforts.

2018

Founded Mattamy Asset Management

Created a firm to diversify investments and hold a portfolio of businesses.

Philanthropy & Social Impact

Healthcare

SickKids Hospital

$100M

Donated to The Hospital for Sick Children (SickKids) in Toronto.

Healthcare

Trillium Health Partners

$105M

Donated to build the 'Peter Gilgan Mississauga Hospital'.

Healthcare

St. Joseph's Health Centre

$60M

Donated to support the construction of a state-of-the-art wing.

Education and Athletics

Ryerson University

$15M

Donated to create the Mattamy Athletic Centre.

Healthcare

Princess Margaret Cancer Foundation

$50M

Donated to establish the Peter Gilgan Centre for Early Cancer Detection Research.

Business Philosophy & Leadership

Notable Quotes

"“I look at it as a multi-generational enterprise,”"

"“Run toward the fire — don't run away from the fire. Hit it head on.”"

"“Technology is a massive enabler, and you've got to load the gun before you get going.”"

Leadership Principles

Focus on Community

Gilgan emphasizes the importance of building communities and creating a sense of belonging in his developments.

Value Employees

Gilgan prioritizes employee satisfaction and offers careers, leading to higher quality and lower turnover.

Embrace Challenges

Gilgan views economic downturns as opportunities for growth and lays the foundation for future success.

Relentless Innovation

Gilgan emphasizes the importance of staying at the forefront of technological advancements and innovation in business operations.