Donald Jr. has been involved in the real estate industry since graduating from college. He joined The Trump Organization in 2001 and quickly rose through the ranks, becoming a senior executive vice president. He played a key role in the development and management of many of the company's most high-profile projects, including Trump Tower, Trump International Hotel and Tower, and Trump World Tower.
In addition to his work with The Trump Organization, Donald Jr. has also been involved in several other business ventures. He is a co-founder of the Trump Organization's hotel and golf course management company, Trump Golf. He is also a partner in the Trump Winery in Charlottesville, Virginia.