On March 14, Facebook CEO Mark Zuckerberg announced the departure of two key executives: chief product officer Chris Cox and head of WhatsApp Chris Daniels.Cox and Daniels join a long list of Facebook employees who have left the company.We took a look at where 14 of the most important Facebook employees throughout the company's history are now.On March 14, CEO Mark Zuckerberg announced the departure of Chris Cox, chief product officer and longtime employee of Facebook.Cox joined the team in 2005, one year after Facebooks inception. Cox, along with head of WhatsApp Chris Daniels, now join the ranks of other execs formerly employed at Facebook. Some, like Cox, worked with Zuckerberg for over a decade, while others stayed only a few years.Read more: Facebook is being abandoned by top executives. Here's everyone who has left since the Cambridge Analytica catastrophe last year.We took a look at these employees who impacted the course of the company's development, from some of its earliest founding members to its most recent big names. Alongside Cox and Daniels, the list includes Zuckerbergs Harvard roommates Dustin Moskovitz and Chris Hughes.The list also includes employees still working for the company, such augmented and virtual-reality vice president Andrew Bosworthand chief operating officer Sheryl Sandberg.Keep reading for a look at some of Facebooks most important employees.SEE ALSO:A red flag in a Facebook exec's goodbye letter shows there's bad blood over Mark Zuckerberg's radical privacy planSEE ALSO:Facebook is now 15 years old. Here's a look into the life, career, and controversies surrounding CEO Mark ZuckerbergMark ZuckerbergYears employed at Facebook: 2004-presentMark Zuckerberg founded Facebook during his sophomore year at Harvard University in 2004. Still the company's reigning CEO, Zuckerberg has seen many milestones, from the company's first appearance on the New York Stock Exchange to its acquisition of Instagram and WhatsApp in 2012 and 2014 respectively.More recently, Zuckerberg and Facebook have come under fire for scandals around the 2016 presidential election and Cambridge Analytica's acquisition of Facebook users' personal data. Zuckerberg appeared before Congress in April of 2018.Source: Business InsiderChris CoxYears employed at Facebook: 2005-2019Chris Cox joined Facebook in 2005 and was one of the company's earliest employees. The chief technology officer built several of the company's core products, including the News Feed. Cox worked with Zuckerberg for 13 years.News of his departure broke on March 14 and marks the most significant departure from the company in years.Source: Business Insider, The New York TimesAdam D'AngeloYears employed at Facebook:2004-2008Adam D'Angelo joined Facebook in 2004, and worked at the company for five years as its chief technology officer. He also served as the vice president of engineering, and initially headed the Facebook Platform team building newsfeed and ad targeting infrastructure.D'Angelo left the company in 2008 to found question-and-answer site Quora alongside another former Facebook employee, Charlie Cheever.Source: Business Insider, ForbesSee the rest of the story at Business Insider Click here to read full news..