Carmen Limburg Koger is an associate producer and producer from seasons 3-6 and Blue's Room. She typically worked on David B. Levy’s team, joining Dale Clowdis’ team in the following episodes:
Occupations
What's So Funny?
The Boat Float
Bedtime Business
A Surprise Guest
Dress Up Day
The Alphabet Train
Numbers Everywhere!
All of Season 6
In the first three episodes listed, Geography, Periwinkle Misses His Friend and Blue's Big Costume Party, she is credited as Carmen Limburg.