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Allied Resources Group (ARG), the parent company to a collection of engineering, inspection, staffing, and technology solutions companies, is proud to announce the acquisition of R.T. Patterson Company (RTP), a respected and established engineering firm with a history dating back more than 65 years.

As a service provider in the heavy industrial, manufacturing, chemical and utility markets, ARG’s acquisition of RTP is a strategic move that strengthens its engineering capabilities and enhances the ability to deliver innovative solutions to its clients. With offices in Pittsburgh, Crown Point and Evansville, Indiana, ARG will be better positioned to serve clients in these areas. The acquisition is effective immediately.

“We are thrilled to welcome R.T. Patterson Company to the ARG family,” said Dennis F. Zatlin, ARG’s CEO. “This acquisition is a significant milestone in our journey to become a leading provider of engineering, inspection, staffing and technology solutions to clients in the manufacturing, energy, and chemical markets. The addition of RTP’s talented team and expertise will enable us to offer a broader range of services to our clients and accelerate our growth, while strengthening our geographic footprint from the Midwest through the Northeast and Mid-Atlantic regions.”

Wayne Johnson, President of RTP, said, “We are excited to join forces with ARG. We share a common vision and commitment to providing exceptional services and delivering value to our clients. Together, we can leverage our complementary strengths to drive growth and innovation in the industry.”

RTP’s team will join ARG as a subsidiary and continue to provide the high-quality services that its clients have come to expect. ARG is committed to maintaining the legacy and reputation of RTP while leveraging its capabilities to deliver even greater value to clients.

About ARG:
ARG consists of six business units that provide Engineering, Industrial Inspection, Project Management, Engineering and Healthcare Staffing. To learn more, visit

About RTP:
R.T. Patterson Company is a respected and established engineering firm with a history dating back more than 65 years. Known for its expertise in heavy industrial engineering, RTP has served clients in the metals, energy, chemical, and industrial industries. For more information, visit

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