The cause of death remains unknown and is still being investigated, a source familiar with the matter told The Post, adding that McIntosh was not in the office at the time of his passing.
The gruelling demands placed on Wall Street workers came under scrutiny last year following the death of 35-year-old Bank of America investment banker Leo Lukenas III from acute coronary artery thrombus.
The Nevada Supreme Court sided with Backstreet Boys singer Nick Carter in an order filed Tuesday, allowing his counterclaim to move forward against a woman who has accused him of sexual assault.
Dallas police report the "unexplained death" of Jefferies investment banker Carter McIntosh, 28. An investigation is ongoing.