Billionaire Profile
Dermot Desmond
Global Rank
#1686

Image: Public domain | via Wikimedia Commons

Dermot Desmond

CEO, IIU (International Investment & Underwriting)
IE
Real-Time Net Worth
$2.3B
As of December 2025
Age
75
Source
Finance
Industry
finance-investments
Citizenship
IE

Biography

Dermot Desmond is an Irish businessman and financier, known for his significant contributions to finance, investment, and entrepreneurship. With a net worth of $2.3 billion, Desmond has built a successful career, beginning in finance at Citibank and later establishing NCB Stockbrokers, which became Ireland's largest independent brokerage. He is the founder of International Investment & Underwriting (IIU), a private equity firm, and is the largest individual shareholder of Celtic Football Club. Desmond is also known for his philanthropy, supporting causes in education, healthcare, and sports, and has received the UCD Ulysses Medal for his contributions.

Wealth Over Time

In-Depth Profile

Early Life and Education

Dermot Desmond was born in Macroom, County Cork, Ireland, on August 14, 1950. He spent his childhood in Marino, Dublin. Desmond received his education at Scoil Mhuire, Marino, and Good Counsel College in New Ross. He began his career in 1968 at Citibank in Dublin.

Rise to Success

Desmond's business career includes founding NCB Stockbrokers in 1981, which later became Ireland's largest independent brokerage. He sold NCB in 1994 for a reported £39 million. In 1995, he founded International Investment & Underwriting (IIU), a private equity firm that serves as his primary investment vehicle. Desmond's acumen has led to investments in various sectors, including the purchase and profitable sale of London City Airport.

Key Business Strategies

Desmond is known for his strategic investments and ability to identify opportunities. A key strategy has been to acquire and develop businesses, often selling them for significant profits. His investments span a variety of industries, from finance and sports to real estate and technology.

Philanthropy

Dermot Desmond is actively involved in philanthropy, with significant contributions to causes such as education, healthcare, and sports. He has supported organizations like Respect, which focuses on improving the lives of individuals with intellectual disabilities. Desmond's philanthropic efforts extend beyond Ireland, with strategic investments in international markets and projects related to sustainability and innovation.

Career Milestones

1968

Career Start

Began career at Citibank in Dublin.

1981

Founded NCB Stockbrokers

Founded National City Brokers, which became Ireland's largest independent brokerage.

1990

Chairman of Aer Rianta

Served as chairman of the board of Aer Rianta.

1994

Sold NCB Stockbrokers

Sold NCB Stockbrokers for £39 million.

1995

Founded International Investment & Underwriting (IIU)

Established IIU, a private equity firm.

1995

Purchased London City Airport

Purchased London City Airport.

2000

Founded BETDAQ

Founded betting exchange operator BETDAQ.

2005

Sold Manchester United Shares

Sold stake in Manchester United.

2007

UCD Ulysses Medal

Received the UCD Ulysses Medal from University College Dublin.

2013

Sold BETDAQ to Ladbrokes

Sold BETDAQ to Ladbrokes.

2021

Bought back BETDAQ

Bought back BETDAQ from Entain group.

Philanthropy & Social Impact

Healthcare and Education

Respect

Undisclosed

Supported 'Respect', a charity focused on improving the lives of people with intellectual disabilities.

Research and Education

Daughters of Charity Technology, Research into Disability Research Institute (DOCTRID)

Undisclosed

Supported the DOCTRID Research Institute's initiative to support fellowships in the field of autism and intellectual disabilities.

Business Philosophy & Leadership

Notable Quotes

"Greed is a great motivator of people."

Leadership Principles

Strategic Investment

Identifying and capitalizing on investment opportunities across various sectors.

Philanthropic Commitment

Supporting charitable causes, particularly in healthcare and education.

Controversies & Challenges

1991

Aer Rianta Scandal

Resigned as chairman of Aer Rianta amidst the Johnston Mooney & O'Brien site scandal.

Various

Tribunal Involvements

Involved in the Glackin, Flood, and Moriarty Tribunals, with discussions around controversial payments.