FDNY Rookie Mourned
Followed capt. dad, died 9/11

By JOYCE SHELBY
Daily News Staff Writer

He was a certified public accountant from Babylon, L.I., who left the business world to live his dream as a city firefighter.

Dennis O'Berg quit his job at Ernst & Young and joined the FDNY, following in the footsteps of his dad, also named Dennis O'Berg, a 31-year department veteran.

The 28-year-old son followed those steps all the way to Brooklyn's Ladder 105 on Dean St., where his father worked years before.

"He relished being in the firehouse and always reported to duty early," Capt. William Burke said yesterday.

O'Berg's dream lasted seven months, ending on Sept. 11.

Yesterday, thousands of uniformed firefighters stood at attention outside St. Ephrem's Catholic Church, O'Berg's parents' parish in Bay Ridge, Brooklyn, to pay a final tribute. Mayor Bloomberg, Fire Commissioner Nicholas Scoppetta and Lt. Gov. Mary Donohue were among the mourners who packed the church.

O'Berg was remembered as very smart and very determined