She is the chairperson and CEO of Pinnacle Group, a large provider of information technology and workforce solutions in US and Canada with around 5000 employees, which was named among the Fastest-Growing Women-Owned Business in the United States by the Women Presidents' Organization in 2018.

[1] The story of Nina Vaca and Pinnacle Group opens the Entrepreneur chapter of the McGraw-Hill textbook, "Understanding Business".

The family spent the majority of Vaca' s childhood living in Los Angeles, California where her parents owned several small businesses.

[15] In July 2018, Vaca was sued in a lawsuit filed by Javier Palomarez, former president of the United States Hispanic Chamber of Commerce.

[16] She is a mother of four children and competes in triathlon also for charity[17] As a PAGE Ambassador, Vaca spoke at the 2016 Global Entrepreneurship Summit.