|First Appearance||"The Butter Shave"|
|Last Appearance||"The Voice"|
|Occupation||Branch Manager of Play Now|
|Portrayed By||Gordon Jump|
Mr. Thomassoulo (portrayed by Gordon Jump) was George Costanza’s boss at Play Now. He appeared twice in Season Nine: in “The Butter Shave”, he hired George where it is revealed George is faking his handicap which tarnishes his relationship with the staff at PlayNow. In “The Voice”, he tried to fire George. This has George linger around the building to be paid due to his year contract. Kramer and his intern dropped a giant ball of oil on Claire; as such, Claire sued Play Now where the company filed for bankruptcy.