Michael Bloomberg and Lei Jun represent two different paths to global business success. Michael Bloomberg built a powerful financial-information company and later became the Mayor of New York City, while Lei Jun transformed Xiaomi from a startup into a major consumer-electronics and electric-vehicle company. Both entrepreneurs are known for innovation, long-term thinking and building influential companies in their industries.
Although their careers are different, both Michael Bloomberg and Lei Jun show how technology, leadership and business strategy can create worldwide impact. Bloomberg changed the way financial markets access information, while Lei Jun helped shape the modern consumer technology industry through Xiaomi.
Profile Summary
| Detail | Michael Bloomberg | Lei Jun |
|---|---|---|
| Full Name | Michael Rubens Bloomberg | Lei Jun |
| Date of Birth | February 14, 1942 | December 16, 1969 |
| Age (2026) | 84 years old | 56 years old |
| Birthplace | Boston, Massachusetts, USA | Xiantao, Hubei, China |
| Nationality | American | Chinese |
| Profession | Businessman, Entrepreneur, Investor, Philanthropist, Former Mayor | Technology Entrepreneur, Businessman, Investor, Executive |
| Famous For | Co-founding Bloomberg L.P., creating Bloomberg Terminal, serving as New York City Mayor | Founding and leading Xiaomi, expanding it into smartphones, smart devices and electric vehicles |
| Industry | Finance, Media, Technology | Consumer Electronics, Software, Technology, Electric Vehicles |
| Education | Johns Hopkins University; MBA from Harvard Business School | Wuhan University — Bachelor’s degree in Computer Science (1991) |
| Early Career | Joined Salomon Brothers in 1966 and worked there for about 15 years | Joined Kingsoft in 1992 and later became CEO |
| Major Company Founded | Bloomberg L.P. (1981) | Xiaomi (2010) |
| Current Position | Founder and principal owner of Bloomberg L.P.; Philanthropist | Founder, Chairman and CEO of Xiaomi |
| Major Products/Brands | Bloomberg Terminal, Bloomberg News, Bloomberg Media Services | Xiaomi Smartphones, Smart Home Products, Xiaomi EVs |
| Net Worth | About $94.9 billion (Forbes real-time estimate) | About $21.2 billion (Forbes real-time estimate) |
| Parents | William Henry Bloomberg and Charlotte Rubens Bloomberg | Both parents were reportedly teachers |
| Siblings | Family details are relatively private | Public information about siblings is limited |
| Marital Status | Long-term relationship with Diana Taylor; previously married Susan Brown | Married |
| Wife/Partner | Diana Taylor (long-term partner) | Zhang Tong |
| Children | 2 — Emma and Georgina Bloomberg | 2 children |
| Height | Around 5 ft 7 in (170 cm), commonly reported | No consistently verified official height |
| Weight | Estimated around 75–80 kg | No consistently verified official weight |
| Political Career | Mayor of New York City (2002–2013) | Served as a deputy to China’s National People’s Congress |
| Philanthropy | Bloomberg Philanthropies — public health, education, climate, arts and innovation | Supports education, technology and charitable initiatives |
| Social Media | No widely established personal Instagram account | Stronger presence on Chinese platforms, especially Weibo |
| Business Style | Data-driven, diversified and finance-focused | Product-focused, technology-driven and consumer-oriented |
| Overall Legacy | Built one of the world’s most influential financial-information companies | Helped establish Xiaomi as one of China’s best-known technology brands |
Who Is Michael Bloomberg?
Michael Bloomberg is an American businessman, entrepreneur, investor, philanthropist and former politician. He is best known as the co-founder of Bloomberg L.P., a global financial-information and media company. He also served as the Mayor of New York City from 2002 to 2013, completing three terms in office.
Born on February 14, 1942, in Boston, Massachusetts, USA, Bloomberg became one of the most successful entrepreneurs in the world by combining finance, technology and media.
Michael Bloomberg’s Early Life and Education
Michael Bloomberg grew up in an American family and was the son of William Henry Bloomberg and Charlotte Rubens Bloomberg. His family background and education helped shape his interest in business and finance.
He studied at Johns Hopkins University, where he earned his bachelor’s degree, and later completed an MBA from Harvard Business School. His education became an important foundation for his future career in financial services and entrepreneurship.
Michael Bloomberg’s Career Journey
Michael Bloomberg started his professional career at Salomon Brothers in 1966, where he worked for around 15 years and gained experience in the financial industry. After leaving the company in 1981, he used his knowledge of markets and data to create his own business.
In 1981, he founded Bloomberg L.P., which later became one of the world’s most influential financial-information companies. The company introduced the Bloomberg Terminal, a tool widely used by financial professionals for market data and analysis.
Michael Bloomberg’s Business Success and Achievements
Michael Bloomberg turned financial data and market information into a global media and technology business. Bloomberg L.P. expanded beyond terminals into news, media services and financial technology.
Apart from business, Bloomberg became known for philanthropy through Bloomberg Philanthropies, supporting areas such as public health, education, climate initiatives, arts and government innovation.
Michael Bloomberg’s Political Career
Alongside his business career, Michael Bloomberg entered politics and served as the Mayor of New York City from 2002 to 2013. During his three terms, he became a major public figure beyond the business world.
His political career added another dimension to his public image, combining business leadership with civic involvement.
Michael Bloomberg Family and Personal Life
Michael Bloomberg has kept many personal details private. He has two daughters, Emma and Georgina Bloomberg.
He was previously married to Susan Brown and is known to have a long-term relationship with Diana Taylor.
Michael Bloomberg Net Worth and Lifestyle
Michael Bloomberg’s net worth is estimated at around $94.9 billion, according to the reference profile’s Forbes real-time estimate dated September 12, 2026.
His wealth mainly comes from his ownership and success with Bloomberg L.P., along with investments and business activities. Forbes reports that he owns about 88% of Bloomberg L.P..
Who Is Lei Jun?
Lei Jun is a Chinese technology entrepreneur, businessman and investor best known as the founder, chairman and CEO of Xiaomi. He played a major role in transforming Xiaomi into a globally recognized technology company focused on smartphones, smart devices and electric vehicles.
Born on December 16, 1969, in Xiantao, Hubei, China, Lei Jun became one of China’s most influential technology leaders through innovation and product-focused business strategies.
Lei Jun’s Early Life and Education
Lei Jun studied Computer Science at Wuhan University and completed his bachelor’s degree in 1991. His technical education helped him develop the skills needed for a future career in software and technology.
Before creating Xiaomi, Lei Jun built experience in the technology industry and developed a reputation as a strong software and business leader.
Lei Jun’s Career Journey
Lei Jun joined Kingsoft in 1992 and eventually became its CEO. His experience at Kingsoft helped him understand software development, technology management and entrepreneurship.
In 2010, he founded Xiaomi, which later became one of China’s best-known technology brands.
Lei Jun’s Xiaomi Success and Achievements
Under Lei Jun’s leadership, Xiaomi expanded from smartphones into smart-home products and electric vehicles. His vision helped Xiaomi become a major global consumer-electronics company.
Lei Jun also led Xiaomi’s move into the electric vehicle market, with the company’s EV ambitions beginning in 2021.
Lei Jun Family and Personal Life
Lei Jun keeps his personal life private. Public information about his siblings is limited, while both of his parents have been reported as teachers.
He is married to Zhang Tong and has two children.
Lei Jun Net Worth and Lifestyle
Lei Jun’s net worth is estimated at around $21.2 billion, according to the reference profile’s Forbes real-time estimate dated September 12, 2026.
His wealth mainly comes from Xiaomi, technology investments and other business interests, including Kingsoft and Shunwei Capital.
Michael Bloomberg and Lei Jun Relationship
There is no publicly confirmed family relationship, personal connection or direct partnership between Michael Bloomberg and Lei Jun.
Their success stories developed in different industries:
Michael Bloomberg
- Finance and media
- Bloomberg L.P.
- Financial information technology
Lei Jun
- Consumer electronics
- Xiaomi
- Smartphones, smart devices and electric vehicles
Both entrepreneurs created global companies, but their achievements come from different fields.
Final Thoughts
Michael Bloomberg and Lei Jun represent two unique examples of entrepreneurship and innovation. Bloomberg built one of the world’s most influential financial-information companies and became a major public figure in New York, while Lei Jun helped establish Xiaomi as one of China’s leading technology brands.
Their journeys highlight how different industries can produce global leaders through vision, determination and long-term business strategies.
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FAQs
Who are Michael Bloomberg and Lei Jun?
Michael Bloomberg is the founder of Bloomberg L.P. and a former Mayor of New York City, while Lei Jun is the founder, chairman and CEO of Xiaomi.
Are Michael Bloomberg and Lei Jun related?
No, there is no publicly confirmed family relationship or direct business connection between Michael Bloomberg and Lei Jun.
What is Michael Bloomberg famous for?
Michael Bloomberg is famous for creating Bloomberg L.P., the Bloomberg Terminal, and building a global financial-information business.
What is Lei Jun famous for?
Lei Jun is famous for founding Xiaomi and expanding it into a major consumer-electronics and electric-vehicle company.
What is Michael Bloomberg’s net worth?
Michael Bloomberg’s estimated net worth is around $94.9 billion according to the reference profile.
What is Lei Jun’s net worth?
Lei Jun’s estimated net worth is around $21.2 billion according to the reference profile.
How many children does Michael Bloomberg have?
Michael Bloomberg has two children, Emma and Georgina Bloomberg.
How many children does Lei Jun have?
Lei Jun has two children.
What company did Michael Bloomberg create?
Michael Bloomberg founded Bloomberg L.P. in 1981, which became a leading financial-information and media company.
What company did Lei Jun create?
Lei Jun founded Xiaomi in 2010 and helped turn it into a global technology brand.
What is Michael Bloomberg’s educational background?
Michael Bloomberg studied at Johns Hopkins University and earned an MBA from Harvard Business School.
What did Lei Jun study?
Lei Jun studied Computer Science at Wuhan University and earned his bachelor’s degree in 1991.