Mark Attanasio is a successful businessman and the owner of the Milwaukee Brewers baseball team. He has been involved in baseball for many years, both as a fan and as an owner. Attanasio grew up in New York City and was a fan of the Yankees. He attended Brown University and later earned a law degree from Columbia University.

Attanasio began his career as a lawyer, working for several firms before starting his own practice. He later moved into investment banking and eventually became a successful investor. In 1995, he founded his own investment firm, Hillcrest Asset Management.

Attanasio's interest in baseball began when he was a child. He played Little League and was a fan of the Yankees. As an adult, he became a fan of the Los Angeles Dodgers and attended many games. In 2004, he became interested in buying a baseball team and began looking for opportunities.

In 2005, Attanasio purchased the Milwaukee Brewers for $223 million. At the time, the team was struggling both on the field and financially. Attanasio immediately began investing in the team, both in terms of player salaries and stadium improvements. He also hired a new general manager, Doug Melvin, to help turn the team around.

Under Attanasio's ownership, the Brewers have become a competitive team. They have made the playoffs four times, including a trip to the National League Championship Series in 2011. Attanasio has also invested in the team's stadium, Miller Park, which has undergone several renovations and improvements.

Attanasio is known for being a hands-on owner who is involved in all aspects of the team. He attends most games and is often seen talking to players and coaches. He is also active in the community, supporting local charities and organizations.

In addition to his ownership of the Brewers, Attanasio is also involved in other baseball-related ventures. He is a member of the MLB's Executive Council and serves on several committees. He is also a part-owner of the Arizona Fall League, a developmental league for young players.

Overall, Mark Attanasio's baseball career has been marked by success both on and off the field. He has turned the Brewers into a competitive team and has invested in the community. His passion for the game and commitment to excellence have made him a respected figure in the baseball world.