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Rank 540 of 3,368

Thai Lee net worth

Thai Lee's net worth is estimated at $7.4 billion as of 15 Oct 2026, according to Forbes Real-Time Billionaires. Thai Lee bought a small software reseller in 1989 and, as its chief executive, grew it into SHI International, one of the largest IT solutions providers in the United States.

Industry
Technology
Age
68
Self-made
Yes
City
Austin
Source of wealth
SHI International

Latest estimate

$7.4B

As of 15 Oct 2026, Forbes Real-Time Billionaires

-$135M

-1.8%

vs Jan 2025

History
Technology setting, the industry behind this fortune
Technology, the industry behind this fortune. Illustration, not a photo of Thai Lee.

Thai's net worth over time

2 dated estimates since 2025

$0 $2B $4B $6B $8B 2025 2026 $7.5B, 2025, Forbes $7.4B, 15 Oct 2026, Forbes Real-Time Billionaires
As ofNet worthSource
15 Oct 2026$7.4B Forbes Real-Time Billionaires
2025$7.5B Forbes

How Thai built the fortune

Thai Lee built her fortune by turning a struggling software reseller into a giant of corporate technology purchasing. In 1989 she and her then husband, Leo Koguan, bought Software House International, a small New Jersey company with a handful of employees and modest sales. Lee became its chief executive and renamed it SHI International.

Her strategy focused on volume software licensing for large organisations. As companies and public agencies bought desktop software, then server, security and cloud subscriptions in large quantities, SHI helped them negotiate licence agreements, manage compliance and buy hardware from many vendors in one place. The company kept margins thin and service levels high, winning large enterprise and government contracts. Over three decades revenue grew to many billions of dollars a year and the workforce to several thousand people.

SHI remains privately held, and Lee owns a majority of it. That ownership is the basis of her wealth, and the company is often described as the largest woman-owned business in the United States.

Lee has said that SHI's growth came from keeping a close focus on customers and controlling costs, rather than from large acquisitions. The company has expanded mostly by hiring sales and technical staff and opening new offices, and it has continued to grow even as many technology buyers moved to cloud subscriptions, because organisations still need help managing licences and spending across many vendors.

Lee's leadership has kept SHI's headquarters in New Jersey and its management team largely stable over decades.

Companies and holdings

SHI International is headquartered in Somerset, New Jersey, with offices across North America, Europe and Asia. Its services include:

  • Software licensing and asset management for large organisations
  • Hardware procurement and data centre equipment
  • Cloud and security consulting and managed services
  • Integration and logistics centres that configure equipment before delivery

Koguan retained a minority stake after the couple's divorce. Lee has focused her business life almost entirely on SHI and has not built a broader portfolio of public holdings.

SHI's customer base includes large corporations, state and local governments, schools and universities, and healthcare organisations. The company is a major partner of the largest software and hardware vendors, which rely on resellers like SHI to reach enterprise customers and manage complex licensing arrangements.

The company has also invested in services such as cloud migration, cybersecurity assessments and lifecycle management of devices, which add recurring revenue on top of product sales and deepen relationships with its customers.

Early life and career

Lee was born in Bangkok in 1958 to Korean parents and grew up mainly in South Korea, where her father was an economist. She moved to the United States as a teenager to finish her education and earned a bachelor's degree in biology and economics from Amherst College in Massachusetts, studying at a time when few Asian women attended the college.

She then completed an MBA at Harvard Business School in 1985. Before taking over SHI she worked in brand management at Procter and Gamble and later at American Express, experience that gave her a grounding in marketing, finance and large corporate customers.

Her studies in both science and economics, followed by work at two large consumer companies, gave her an unusual mix of analytical and commercial training. When she took over SHI in her early thirties she applied those skills to a business that was still small and had to compete with much larger technology resellers for corporate accounts.

Philanthropy and public life

Lee avoids publicity and rarely gives interviews, preferring to let SHI's growth and workplace culture speak for the company. She has supported educational institutions, including her alma maters, and has made gifts to arts organisations, but her personal giving is not widely documented and appears to be handled largely in private.

Within SHI she is known for a frugal, cost-conscious management style and for promoting long-serving employees into senior roles. She remains president and chief executive.

SHI has also supported diversity programmes in the technology industry and community initiatives in New Jersey.

Key dates

  1. 1958 Born in Bangkok, Thailand, to Korean parents.
  2. 1985 Earns an MBA from Harvard Business School.
  3. 1989 Buys Software House International with Leo Koguan and becomes chief executive.
  4. 2020 SHI sees surging demand for cloud and remote work technology during the pandemic.
  5. 2024 Continues as president and chief executive of SHI International.

Sources

The description is written by BillionaireList editors from public facts. How estimates are made: methodology.

About Thai Lee, common questions

How much is Thai Lee worth?
Thai Lee's net worth is estimated at $7.4 billion as of 15 Oct 2026, according to Forbes Real-Time Billionaires. That places Thai at number 540 in the BillionaireList ranking.
How did Thai Lee make her money?
She bought a small software reseller in 1989 and grew it into SHI International, a major supplier of software licences, hardware and IT services. She owns a majority of the privately held company.
What does SHI International do?
SHI helps companies and public bodies buy and manage software licences, hardware and cloud services, and offers consulting and integration services. It is based in Somerset, New Jersey.
Where did Thai Lee go to school?
She earned a bachelor's degree in biology and economics from Amherst College and an MBA from Harvard Business School.

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