Traffic & Transportation Engineering

Carroll Engineering Corporation, founded in 1973, is one of the largest consulting civil engineering, planning, and surveying firms in the Greater Philadelphia region. The firm employs more than 90 people across offices in Warrington, Malvern, Easton, and Lancaster, PA, and Hillsborough, NJ, serving public and private clients throughout Pennsylvania and New Jersey.

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civil engineeringconstruction administration & observationenvironmental engineeringGISgrants & fundingmunicipal engineeringplanning & site designstructural engineeringsurveyingwastewater engineeringwater facilities engineering

KHAFRA is a full-service engineering, architecture, environmental and land surveying firm established in 1986. It serves municipal, state and federal governments as well as private industry from office locations throughout the United States, providing services from conceptual planning through design and construction administration and inspection. KHAFRA Operation Services was formed in 2004 as an outgrowth of facility management contracts.

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architectural designCivil & Site Engineeringconstruction inspectionconstruction managementenvironmental consultingfacility managementland surveyingmaster planningprogram managementsite remediationstructural engineeringSustainable DesignWater & Wastewater Engineering