| Date | Transaction |
| 02-28-2017 | Dean Bierria has retired from football. |
| 09-04-2016 | The Anaheim Sabertooths have waived Dean Bierria. |
| 09-27-2015 | Dean Bierria of the Anaheim Sabertooths is injured with a knee contusion and is expected to be out for approximately 7 days. |
| 08-23-2015 | The Anaheim Sabertooths have moved Dean Bierria to the active roster. The Anaheim Sabertooths have moved Bob Hubbard to the inactive roster. |
| 08-17-2015 | The Anaheim Sabertooths have moved Tim McAdams, Jason Martin, White Grant, Anelli Jones, Buzlin Harder, and Roach Cochran to the active roster. The Anaheim Sabertooths have moved James Lydeker, Jerry Moynihan, John McIlhany, Dean Bierria, Reggie Nairne, William Chapman, and Ray Wheeler to the inactive roster. |
| 10-10-2010 | The Anaheim Sabertooths have moved Dean Bierria and Shawn Harbaugh to the active roster. The Anaheim Sabertooths have moved Earl Whelan and Oscar Parrish to the inactive roster. |
| 09-20-2010 | The Anaheim Sabertooths have moved Earl Whelan and Oscar Parrish to the active roster. The Anaheim Sabertooths have moved Dean Bierria and Shawn Harbaugh to the inactive roster. |
| 09-12-2010 | Dean Bierria of the Anaheim Sabertooths is injured with an ankle ligament sprain and is expected to be out for approximately 18 days. |
| 10-14-2007 | The Anaheim Cougars have moved Dean Bierria to the active roster. The Anaheim Cougars have moved Andre Herkenhoff to the inactive roster. |
| 12-24-2006 | The Anaheim Cougars have moved Ron Thaxton to the active roster. The Anaheim Cougars have moved Dean Bierria to the inactive roster. |
| 12-03-2006 | The Anaheim Cougars have moved Dean Bierria to the active roster. The Anaheim Cougars have moved Ron Thaxton to the inactive roster. |
| 09-03-2006 | The Anaheim Cougars have moved Arnie Rogers and Matt Miller to the active roster. The Anaheim Cougars have moved Dean Bierria and Pete Baker to the inactive roster. |
| 08-07-2006 | The Anaheim Cougars have moved Ian Prior, Paul Kompara, Hector Nunez, Jim Robinson, Dean Bierria, and Thurman Elmendorf to the active roster. The Anaheim Cougars have moved Mac Elshire, Eric Blake, Joe Grimm, Mike Okeafor, and Shawn Harbaugh to the inactive roster. |
| 01-02-2006 | The Anaheim Cougars have moved Eric Blake to the active roster. The Anaheim Cougars have moved Dean Bierria to the inactive roster. |
| 12-12-2005 | The Anaheim Cougars have moved Hector Nunez, Van Malone, Dean Bierria, and Mac Elshire to the active roster. The Anaheim Cougars have moved Halvor Barnett, Ron Thaxton, Eric Blake, and Ken Dyal to the inactive roster. |
| 09-05-2005 | The Anaheim Cougars have moved Arnie Rogers, Bob Tolliver, Ian Prior, and Mike Okeafor to the active roster. The Anaheim Cougars have moved Al Croft, Dean Bierria, Thurman Elmendorf, and Pete Baker to the inactive roster. |
| 08-08-2005 | The Anaheim Cougars have moved Al Croft, Randy White, Dean Bierria, Thurman Elmendorf, and Marion Liter to the active roster. The Anaheim Cougars have moved Scott Brenner, Ron Nomina, Delmar Brown, Ian Prior, and Mike Okeafor to the inactive roster. |
| 09-27-2004 | The Anaheim Cougars have acquired Dean Bierria from the waiver wire. |
| 09-19-2004 | The Cincinnati Fire Ants have moved Marcus Broadnax to the active roster. The Cincinnati Fire Ants have moved Darryl Revis and Fernanza Eber to the inactive roster. |
| 09-19-2004 | The Cincinnati Fire Ants have waived Dean Bierria. |
| 09-13-2004 | The Cincinnati Fire Ants have moved Willie Selfridge, Ralph Farrar, Don Saddler, and Fred Smith to the active roster. The Cincinnati Fire Ants have moved Dean Bierria, Leroy Jenkins, Bill Giddens, and Yim Kim Pok to the inactive roster. |
| 08-22-2004 | The Cincinnati Fire Ants have moved Raymond McCoy, Dean Bierria, and Angelo Mantell to the active roster. The Cincinnati Fire Ants have moved Jack Groom, Dokie Capps, and Yim Kim Pok to the inactive roster. |
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