For over 70 years, Yoh has provided the talent needed for the jobs and projects critical to client success, by delivering comprehensive workforce solutions that focus on Aerospace & Defense, Engineering, Government, Health Care, Life Sciences, Information Technology and Telecommunications. Yoh fulfills immediate resource needs and delivers managed and outsourced solutions.

Founded in 1940, Yoh operates from 75 locations throughout North America and is headquartered in Philadelphia, PA.

Yoh was the nation's first technology staffing firm. As a business unit of Day & Zimmermann, Yoh has a burgeoning global footprint, as our parent company operates from more than 150 worldwide locations. Delivering industry-leading staffing services represents only one facet of our parent company's capabilities, as Day & Zimmermann's companies today provide architectural-engineering-construction services, power plant maintenance and modification services, security services, and validation services to businesses and government agencies, and munitions production, equipment maintenance and facilities management services to the Department of Defense.