years_active birth_place |imagesize birth_date article_title birth_name occupation
1983 -- present chicago , illinois 150px 10 may 1954 mike hagerty
 michael gerard hagerty actor
mike hagerty

michael gerard hagerty -lrb- born may 10 , 1954 -rrb- , also known by his stage name mike hagerty , is an american actor .
he is known for playing comedic blue-collar workers , including his recurring roles as a building superintendent , mr. treeger on `` friends , '' and the manager of a muffler shop on hbo 's `` lucky louie '' .
hagerty is recognized for his small character roles in a wide range of popular comedies , including `` cheers '' , `` the wayans bros. '' , `` curb your enthusiasm '' , `` friends '' , `` seinfeld '' , and `` the wonder years '' .
he was also a regular on `` the george carlin show '' .
he began his acting career with the second city .
although the majority of his career has been spent in television , he has had small roles in a handful of films .
he is known for his mustache and thick chicago accent .
hagerty was born in chicago , illinois .
