We help develop the structures and systems that are crucial parts of modern life by engineering quality solutions, managing risk, and providing specialized expertise.

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Markets

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Markets

Multidisciplinary experience across a variety of markets and geographies developing site-specific solutions and managing risk for project success.

Services

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Services

Coordinated expertise for your projects, from subsurface explorations and soil testing through engineering analysis, design, and construction support.

22
offices and growing
3,000+
repeat clients
150+
project excellence awards

News & Insights

ACCG Reconnect Conference

Jennifer Gaines and Will Freeman are attending the ACCG Reconnect Conference on November 12-15 in Savannah, Georgia!

USSD Board Members Visit Chimney Hollow Dam Construction Site

USSD Board Members visit Chimney Hollow Dam Construction Site

Associated Pennsylvania Constructors (APC) Fall Seminar

Jeremy Brown, Phil Shull, and Mike Roscoe are attending the Associated Pennsylvania Constructors (APC) Fall Seminar on November 17-19 in Hershey, PA.

Careers

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Want a chance to make a difference every day? We’re always looking for talented and passionate people eager to help us build better together. We’re employee-owned, invest heavily in professional development, and have an award-winning culture.