Dynavac Dynavac (also known as Vacuum Technology Associates) is a company that manufactures vacuum systems for thin film deposition, space simulation, and custom-engineered applications. | ![]() Precision Roll Grinders Precision Roll Grinders (PRG) is a provider of roll and cylindrical shaft grinding and servicing. | |
Founding Date | Founding Date 1982 | Founding Date 1969 |
Type | Type Subsidiary | Type Private |
Tags | ||
Locations | Locations Hingham, US HQ | Locations Allentown, US HQ Carrollton, US Lewisport, US Texarkana, US |
Employees | Employees 831% decrease | Employees 941% increase |

Precision Roll Grinders (PRG) is a provider of roll and cylindrical shaft grinding and servicing.
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