Patterson & Dewar Engineers, Inc. (P&D)

About Patterson & Dewar Engineers, Inc. (P&D)

Established in 1947, P&D provides electrical & civil engineering, land surveying, and construction management to electric utility clients. Our wholly-owned subsidiary, Hood Patterson & Dewar (HP&D), is a leading provider of electrical and mechanical testing and commissioning services in data centers and critical facilities. Together, we offer a wide range of services to clients across the country and around the world.

Our team comprises experienced and knowledgeable professionals who have dedicated their entire careers to serving our clients, others who began their careers elsewhere and now broaden our collective expertise, and recent grads and interns who bring enthusiasm and fresh perspectives that fuel innovation and teamwork. We are united by a common charter – approach each project with an unyielding commitment to excellence and integrity and exceed expectations. These guiding principles make us a trusted ally to the clients we proudly serve.

Regional Employees
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P&D Land Surveying for Transmission Lines

P&D Alternative Energy Engineering Services

P&D Substation Engineering and Construction

P&D Construction Management Services for Electric Utilities

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