Simple Query HELP!!!

Hello, I have the following, A table call People with 3 fields AGE
(Int) NAME (Txt) COMPANY (TxT) and I want to create a query than get
me a list with the seniors per company, for example :

table PEOPLE

NAME   AGE   COMPANY
Bob     33      Acme
Jane    30      Acme
Bill    20      Acme
Jose    56     ATech
Siu     40     ATech
Paolo   28       IBM
Maria   38       IBM

I need a query than will return a list with the seniors per company
like

Bob
Jose
Maria

Is there a way to do this with one query?

Please help,