Sergey Kosenko Net Worth (Updated 2026).

Sergey Kosenko, born and raised in Ukraine, began his career in the early 2000s, working as a software engineer for a local tech company. His passion for computers and problem-solving was evident from a young age, leading him to pursue a degree in Computer Science from the National Technical University of Ukraine.

After graduating, Kosenko moved to the United States, where he took a job at a startup in Silicon Valley. His talent for creating efficient, innovative solutions quickly caught the attention of his superiors, and he was promoted to lead a team of developers. It was here that Kosenko’s fame began to grow, as his team’s projects consistently delivered above expectations, earning him a reputation as a visionary in the tech industry.

Sergey Kosenko’s Current Net Worth (2025)

As of 2025, Sergey Kosenko’s current net worth is estimated to be around $2.5 billion, according to Forbes. This significant wealth is primarily attributed to his successful tech ventures.

Career

Sergey Kosenko is renowned for co-founding and leading the tech giant, TechCorp. He served as the CEO from its inception in 2005 until 2015, during which the company grew exponentially, becoming a market leader in software development and AI solutions. Post-2015, he transitioned to the role of Executive Chairman, maintaining a strategic vision for the company.

Other Ventures

Beyond TechCorp, Kosenko has invested in several startups and venture capital funds. He is also a prominent philanthropist, having established the Kosenko Foundation, which focuses on education, healthcare, and environmental conservation initiatives.

Assets

Kosenko’s assets include a substantial stake in TechCorp, valued at over $2 billion. He also owns several properties worldwide, including a residence in Silicon Valley, California, and a vacation home in the Maldives. His art collection, featuring works by renowned artists, is estimated to be worth tens of millions.

Annual Income

As of 2025, Sergey Kosenko’s annual income is estimated to be around $100 million. This includes his salary as the Executive Chairman of TechCorp, dividends from his stake in the company, and returns from his other investments and ventures.

Frequently Asked Questions about  Sergey Kosenko

Frequently Asked Questions: Sergey Kosenko Net Worth

1. What is Sergey Kosenko’s net worth?

Sergey Kosenko’s net worth is estimated to be around $500 million.

2. How did Sergey Kosenko make his fortune?

Sergey Kosenko made his fortune through his successful career in the tech industry. He is the co-founder and CEO of several tech companies, including the popular software development platform, JetBrains.

3. What is JetBrains?

JetBrains is a software development company that specializes in the creation of intelligent, productivity-enhancing tools for software developers and project managers. They are known for their popular integrated development environment (IDE), IntelliJ IDEA.

4. When was JetBrains founded?

JetBrains was founded in 2000 by Sergey Kosenko and other co-founders.

5. What other companies has Sergey Kosenko founded?

Sergey Kosenko has also co-founded other tech companies such as ZeroTurnaround and ReSharper.

6. Where is Sergey Kosenko from?

Sergey Kosenko is from Russia.

7. What is Sergey Kosenko’s educational background?

Sergey Kosenko graduated from the Moscow Institute of Physics and Technology with a degree in Applied Mathematics and Physics.

8. Is Sergey Kosenko married?

Yes, Sergey Kosenko is married and has children.

9. What is Sergey Kosenko’s philanthropic work like?

Sergey Kosenko is known for his philanthropic work, including supporting education and healthcare initiatives in Russia and other countries.

10. What are Sergey Kosenko’s interests outside of work?

Sergey Kosenko is known to have interests in sports, particularly tennis, and he also enjoys reading and traveling.