Throughout its history, the firm's headquarters has been located in the area of Times Square, in midtown Manhattan, where it grew from fewer than a dozen lawyers originally to nearly 800.

[1] Rose & Paskus was one of the first firms to develop a specialized tax practice after the passage of the Sixteenth Amendment to the United States Constitution in 1913.

With more than 400,000 square feet of space spread across 14 floors, the firm is the new building's anchor tenant—with its name splashed across the facade in a 40-foot-by-10-foot backlit sign.

[6] In 2010, Proskauer received the Law Firm Pro Bono Award at the William O. Douglas Award Dinner in Los Angeles, sponsored by Public Counsel, the United States' largest pro bono public interest law firm.

[7] In 2019, Proskauer was named to The National Law Journal's "Pro Bono Hot List.

"[8] According to a study by Yale Law Women (co-sponsored by women's law groups at Stanford, Harvard, Columbia, Chicago, Berkeley, Northwestern, and Virginia), Proskauer Rose ranked second in their list of top ten family-friendly firms of 2007.

[12] Selections for Southern California Super Lawyers are based on peer nominations and independent research by the editors of Law & Politics magazine.