Proud to Welcome Midwest Engineering Firm RT Patterson to the Family

Allied Engineering is excited to welcome RT Patterson Company (RTP) to our family of companies. RTP is a well respected and established engineering firm based in Pittsburgh, PA with a legacy dating back more than 65 years. This strategic acquisition marks a pivotal moment that amplifies our engineering design services in New Jersey and solidifies our position among the top chemical engineering firms in Philadelphia, allowing us to deliver even greater value to our esteemed clients.

Welcoming RTP aligns perfectly with our commitment to delivering exceptional engineering design services in New Jersey and beyond. RTP is renowned for its expertise in the heavy industrial, steel, manufacturing, aluminum, and utility markets. With their extensive knowledge and strong track record for excellence, they bring a wealth of experience and a significant legacy to our organization. 

With their engineering firm headquartered in Pittsburgh, RT Patterson boasts additional offices in Crown Point and Evansville, Indiana. This expanded presence strengthens our ability to serve clients in these key regions, providing local support and expertise. AED has already started to collaborate with RT Patterson on several key projects. 

We extend our warmest welcome to the RT Patterson team as we embark on this exciting journey together. We are confident that this collaboration will continue to unlock new opportunities, strengthen our capabilities, and enhance our ability to meet evolving engineering needs.

For inquiries and to explore the range of our enhanced engineering services, contact us at

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AED is part of the Allied Resources Group (ARG). Our family of technical companies offer a collaborative environment, flexible work opportunities, and a family-centric culture.