Pennsy is a privately held engineering company based in West Chester, Pennsylvania. Established in 1984, our focus is the engineering and sale of products into the freight rail industry.

The Pennsylvania Railroad (reporting mark PRR), legal name as the Pennsylvania Railroad Company, also known as the " Pennsy," was an American Class I railroad that was established in 1846 and …

We manufacture aggregate, asphalt, sand, and concrete products, and we provide construction services. We are a people-focused business where employees feel like family, customers feel …

Pennsy Corporation is an engineering firm that specializes in the design and manufacture of freight railcar parts and tools. We pride ourselves in our understanding of the railroads and our...

Dec 9, 2025 · Often called the "Pennsy", the Pennsylvania Railroad was founded in 1846. It was headquartered in Philadelphia. For the first half of the twentieth century, the Pennsy was the largest …

Rau’s promotion of the “Pennsy” helped the railroad to become one of the most recognized and revered corporations in the world for almost 100 years.

The Pennsylvania Railroad Company, also known as the “Pennsy,” was an American Class I railroad established in 1846 and headquartered in Philadelphia, Pennsylvania.

The Pennsylvania Railroad (reporting mark PRR), legal name as the Pennsylvania Railroad Company, also known as the " Pennsy," was an American Class I railroad that was established in 1846 and …

Products Pennsy prides itself on the ability to tackle a railroad industry problem and create a successful solution. We employ new polymer technologies in conjunction with cast and forged metals that result …

Pennsy's products are known throughout the railroads to increase component life and improve freight car performance. The products we develop help meet the railroads continuing need to improve …