=SUMPRODUCT(--(A2:A20="A"),--(B2:B20=1),C2:C20)

--
HTH

Bob Phillips

(replace somewhere in email address with gmail if mailing direct)

"ansoriano1" wrote in message
...
Here's my sheet

Company|Zone | Units
________________
A | 1 | 3
B | 2 | 4
A | 3 | 2
A | 1 | 7

What I want to do is get the average number of units from Company A in
Zone 1.

Can somebody help me?