Police allege John Burke inflated prices and used multiple names for his business.
Terretha Haga and Kristina Barney are accused of creating and modifying checks and credit cards.
14 people across the state, including a Cambria county man, were recently prosecuted for welfare fraud.
Authorities say the suspect of suspects used the cards to purchase thousands in merchandise.
Many of the convictions were for fraudulently receiving SNAP benefits.
The ages of the six sentenced ranged 23-48 years old.
The 13 recently pleaded guilty and have been sentenced, the OIG announced Friday.
The Office of the Inspector General also provided evidence against two repeat offenders.
Police say man was paid $2,000 to build shed, and never returned