Greg Mahlberg
Gregory John Mahlberg
Born: August 8, 1952
Milwaukee, WI US
Coaching Career: 1983-1998
Greg Mahlberg compiled a record of 904 wins and 1050 losses in his managing career with the Bakersfield Mariners, Wausau Timbers, Salinas Spurs, Charleston Wheelers, Peoria Chiefs, Geneva Cubs, San Bernardino Spirit, Bakersfield Blaze, Stockton Ports and Charleston RiverDogs. He began managing during the 1983 season and last managed during the 1998 campaign.
 Bakersfield Mariners |
 Wausau Timbers |
 Salinas Spurs |
 Charleston Wheelers |
 Peoria Chiefs |
 Geneva Cubs |
 San Bernardino Spirit |
 Bakersfield Blaze |
 Stockton Ports |
 Charleston RiverDogs |
Coaching Record:
| Season | League | Level | Team | G | W | L | W% | |
|---|---|---|---|---|---|---|---|---|
| 1983 | CL | A | Bakersfield Mariners | 140 | 68 | 72 | .486 | |
| 1984 | MWL | A | Wausau Timbers | 136 | 70 | 66 | .515 | |
| 1985 | MWL | A | Wausau Timbers | 137 | 52 | 85 | .380 | |
| 1986 | CL | A | Salinas Spurs | 142 | 77 | 65 | .542 | |
| 1987 | CL | A | Salinas Spurs | 142 | 64 | 78 | .451 | |
| 1989 | SAL | A | Charleston Wheelers | 134 | 58 | 76 | .433 | |
| 1990 | MWL | A | Peoria Chiefs | 137 | 55 | 82 | .401 | |
| 1991 | NYPL | Short Season A | Geneva Cubs | 78 | 35 | 43 | .449 | |
| 1992 | NYPL | Short Season A | Geneva Cubs | 75 | 41 | 34 | .547 | |
| 1993 | CL | Advanced A | San Bernardino Spirit | 136 | 62 | 74 | .456 | |
| 1994 | CL | Advanced A | San Bernardino Spirit | 136 | 48 | 88 | .353 | |
| 1995 | CL | Advanced A | Bakersfield Blaze | 140 | 58 | 82 | .414 | |
| 1996 | CL | Advanced A | Stockton Ports | 140 | 79 | 61 | .564 | |
| 1997 | CL | Advanced A | Stockton Ports | 140 | 70 | 70 | .500 | |
| 1998 | SAL | A | Charleston RiverDogs | 141 | 67 | 74 | .475 | |
| Totals | 1954 | 904 | 1050 | .463 |
Persons data from the Chadwick Baseball Bureau are Copyright Chadwick Baseball Bureau, and are made available under the Open Data Commons Attribution License.
