Baseball America Executive Database

1981 Seattle Mariners

American League West: 44-65 (6th)

Name Title Function
George Argyros Principal Owner
(Bought club 1/14/1981)
Dan O'Brien President General Manager
Hal Keller Director of Player Development Director of Player Development
Steve Schreyver Assistant Director, Player Development Minor League Operations
Dan O'Brien, Jr. Business Operations

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Information for the Baseball America Executive Database was compiled through listings in the annual Sporting News Guide series, contemporary newspaper reports, interviews and other sources. We welcome additions or corrections; please send them, preferably with substantiation, to