About Us

We're located in Burlington, Massachusetts, have a green initiative and when we're not working hard, we're playing hard at various PSG events.

Fun Fact

The 54th Massachusetts Regiment was the first African American fighting unit of the Civil War.

Testimonial

"The staff at PSG had been nothing short of completely responsive and quick reacting to all of our requests. Within a few hours, we know that we will have answers to all of our questions, and their files have been on time and within the guidelines we established up front. Their staff members are personable and not afraid to take the time to find the right answers instead of immediately telling us our requests are impossible. We will use PSG's services as often as we can." Editorial Director, K-12 Publisher