When Facebook Inc. founder and CEO Mark Zuckerberg rings the opening bell remotely for the social networking leader’s Friday debut on the Nasdaq, he will make thousands of company employees instantly rich in the process. Also reaping the rewards of the high-profile IPO: Facebook’s lawyers from Fenwick & West.

Facebook lists legal fees and expenses related to its hotly anticipated IPO at $2.6 million, according to a company filing with the SEC on Tuesday. The estimated fees are a rough approximation and not a precise tabulation of invoices related to the myriad legal costs in bringing a company public.