Dennis P. O’Berg‚ 28‚ firefighter‚ FDNY‚ Ladder 105. Just six weeks out of the Fire Academy‚ O’Berg had left a job as a certified accountant at Ernst and Young to become a firefighter. His father was a lieutenant and 30-veteran of the FDNY. A graduate in accounting from the State University of New York-Geneseo‚ O’Berg was known for having the talent to do anything. He had found his true calling as a firefighter with the FDNY. He had been married for less than a year.