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Proudly Serving Clients Since 1947

Utility Solutions

We specialize in planning, designing, and evaluating vital power delivery infrastructures for our electric utility clients including substations, distribution and transmission lines, SCADA systems, smart grid applications, renewable energy systems, and more.

Civil Engineering & Geomatics

Our civil engineering and land surveying services including site development and land planning, environmental planning and reporting, structural design and analysis, and specialized route surveys for transmission and distribution lines.

Testing & Commissioning

P&D offers comprehensive testing and commissioning of complex electrical and mechanical components, equipment, systems and controls for utilities and other mission-critical facilities across the United States and around the world.

Smart Grid Solutions

Clients count on P&D for automation, control, and communication solutions for managing power delivery infrastructures with services such as operational technology planning, design and implementation, application integration, microgrid consulting, and more.

Stay Up-to-date with P&D uPDate

The P&D uPDate blog contains articles and information, both original and curated, on topics of interest to clients and subscribers, as well as news releases and announcements about the “goings-on” at P&D. Visit the uPDate and subscribe to receive an e-mail when new items are posted.


Careers at Patterson & Dewar

Rated one of the AJC’s Top Workplaces, P&D is a cohesive and collaborative team of talented people. We offer competitive compensation, a comprehensive benefits package, and the opportunity to learn, grow and contribute to a vibrant culture that stands the test of time.

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Questions? Talk to a P&D Expert Today! Contact Us