| 03/12/1991 |
Signed a minor league contract out of Dominican Republic with the Chicago White Sox organization. |
| 01/01/1992 |
OSA scouting updated ratings (potential): Stuff: 25 (25); Movement: 25 (25); Control: 20 (25). |
| 01/01/1993 |
OSA scouting updated ratings (potential): Stuff: 25 (25); Movement: 25 (25); Control: 20 (25). |
| 01/01/1994 |
OSA scouting updated ratings (potential): Stuff: 25 (25); Movement: 25 (25); Control: 20 (25). |
| 02/21/1994 |
Promoted from international complex to U20 Dominican Rookie League Chicago (DSL). |
| 06/07/1994 |
Released by the Chicago organization. |
| 01/01/1995 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 25 (25); Control: 20 (25). |
| 02/20/1995 |
Signed a 1-year minor league contract with the Cincinnati (DSL) Reds organization. |
| 05/21/1995 |
Released by the Cincinnati organization. |
| 05/31/1995 |
Signed a 1-year minor league contract with the Oakland (DSL) Athletics organization. |
| 01/01/1996 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 30 (30); Control: 20 (35). |
| 06/23/1996 |
Injured (Sore thumb), day-to-day for 2 days. |
| 01/01/1997 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 30 (30); Control: 20 (25). |
| 08/11/1997 |
Injured (Forearm cramp), day-to-day for 3 days. |
| 09/08/1997 |
Injured (Bone spur (elbow)), out for 6 weeks. |
| 01/01/1998 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 30 (30); Control: 20 (25). |
| 06/15/1998 |
Injured (Sprained elbow), day-to-day for one week. |
| 08/08/1998 |
Injured (Back tightness), day-to-day for 4 days. |
| 11/05/1998 |
Released by the Oakland organization. |
| 01/01/1999 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 30 (30); Control: 25 (25). |
| 01/01/2000 |
OSA scouting updated ratings (potential): Stuff: 30 (30); Movement: 30 (30); Control: 25 (25). |