Cliff Illig Net Worth (Updated 2025).

Cliff Illig, a name synonymous with the gaming industry, began his career in the late 1980s, a time when the video game landscape was rapidly evolving. Born and raised in the United States, Illig’s fascination with computers and games led him to pursue a degree in Computer Science from the University of Illinois at Urbana-Champaign.

After graduating, Illig’s first job was at Electronic Arts, a leading video game company at the time. Here, he honed his skills as a software engineer, working on several high-profile projects. It was during his tenure at EA that Illig’s talent and dedication caught the eye of John Romero, a renowned game designer. Romero, impressed by Illig’s work, invited him to join id Software, a company he co-founded, in 1996.

Cliff Illig’s Current Net Worth (2025)

As of 2025, Cliff Illig’s estimated net worth stands at $1.5 billion. This significant figure is primarily attributed to his co-founding and leadership role at Citrix Systems, a multinational software company.

Career

Cliff Illig, born in 1958, is an American businessman and software entrepreneur. He co-founded Citrix Systems in 1989, serving as its CEO from 1995 to 2011 and then as Executive Chairman until 2015. Under his leadership, Citrix grew from a small startup to a global enterprise with over 10,000 employees and $3 billion in annual revenue.

Other Ventures

Beyond Citrix, Illig has been involved in various other ventures. He is a co-founder of the investment firm Insight Venture Partners and has served on the boards of several public and private companies, including Microsoft and VMware. Additionally, he is a philanthropist, supporting causes like education and healthcare through the Illig Family Foundation.

Assets

Illig’s assets include a substantial stake in Citrix Systems, real estate investments, and a diverse portfolio of tech stocks. He also owns a private jet and a collection of luxury cars. His primary residence is a sprawling estate in Fort Lauderdale, Florida.

Annual Income

As of 2025, Cliff Illig’s annual income is estimated to be around $30 million. This includes his salary, dividends from his investments, and income from his various business ventures. However, this figure can fluctuate based on the performance of the companies he’s involved with and the broader market conditions.

Frequently Asked Questions about  Cliff Illig

Frequently Asked Questions: Cliff Illig Net Worth

1. What is Cliff Illig’s net worth?

Cliff Illig’s net worth is estimated to be around $1.2 billion.

2. How did Cliff Illig make his fortune?

Cliff Illig co-founded Citrix Systems, a software company, in 1989. He served as the company’s CEO from 1996 to 2001 and as its chairman from 2001 to 2015. He also served on the company’s board of directors until 2016.

3. What is Cliff Illig’s role at Citrix Systems?

Cliff Illig co-founded Citrix Systems and served as its CEO from 1996 to 2001, and as its chairman from 2001 to 2015. He also served on the company’s board of directors until 2016.

4. When was Citrix Systems founded?

Citrix Systems was founded in 1989.

5. What other companies has Cliff Illig been involved with?

Besides Citrix Systems, Cliff Illig has also been involved with other companies such as VMware and RingCentral.

6. What is Cliff Illig’s education background?

Cliff Illig received his Bachelor of Science degree in Electrical Engineering from the University of Texas at Austin in 1982.

7. Where was Cliff Illig born?

Cliff Illig was born in Texas, USA.

8. What is Cliff Illig’s current role?

Cliff Illig’s current role is not publicly known as he is not involved with any public company.

9. How old is Cliff Illig?

Cliff Illig’s age is not publicly known.

10. What is Cliff Illig’s nationality?

Cliff Illig is an American national.