Our Portfolio STV works on some of North America’s largest and most complex infrastructure projects. Filter projects Portfolio Markets Filter Select contentMarketsAviation Airside Landside Terminals & ConcoursesCorporate & Commercial Corporate Headquarters IT Operations & Data Centers Laboratories & R&D Facilities Manufacturing & Distribution Centers Retail, Mixed-Use & Hospitality Secure FacilitiesEducation Higher Education Pre K–12Government Facilities Federal Labs Libraries & cultural centers Military Infrastructure Municipal Buildings Public HousingHealthcare Inpatient Care Mental & Behavioral Health Outpatient CareHighways & Bridges Fixed Bridges Highways and Roadways Movable Bridges Tolling InfrastructureJustice Correctional Facilities & Detention Centers CourthousesTransit & Rail Bus Transportation and BRT Commuter & Heavy Rail Freight Rail High Speed & Long Distance Passenger Rail LRT & Streetcars Maintenance & Operations Facilities Stations & Terminals Zero Emissions VehiclesWater Potable Water Wastewater Portfolio Services Filter Select contentServicesAdvisory Accessibility Autonomous Vehicle/Electric Vehicle Implementation Broadband & Fiber Consulting Communications & Wireless Systems Digital Transformation Economic Analysis Electronic Security Systems Environmental Services Funding and Grants ITS Integration Rail & Transit Systems Safety Rail Operations Analysis Resilience & Sustainability Risk Assessment Security Planning & Design Signals & Train Control Start-Up Testing & Commissioning Systems Integration Tolling Traction Power & Overhead Contact Systems Transit & Rail Operations & Maintenance Vehicle Procurement Zero Emission TransformationDesign & Engineering Architecture Broadband & Fiber Engineering Civil Engineering Electrical Engineering Environmental Engineering Geotechnical Engineering Historic Preservation/Restoration Industrial Engineering Interior Design Landscape Architecture Mechanical/HVAC Engineering Pedestrian Traffic/Wayfinding Plans, Specifications & Engineering Plumbing, Piping, Fire Protection Structural Engineering Systems Engineering Tunneling Utility Coordination Utility DesignPlanning Alternatives Analyses Conditions Assessments/Surveys Environmental Planning Master Planning Modeling Operations & Service Planning Permits Programming Transit Planning Transportation PlanningProject Delivery Asset Management Commissioning Construction Management Move Management Owner's Representative Owner’s Project Management Program Management Program Management Oversight Project Controls REI/CEI Portfolio States Filter Select contentLocationArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaIllinoisIowaKentuckyLouisianaMarylandMassachusettsMichiganNew JerseyNew YorkNorth CarolinaOhioOklahomaOregonPennsylvaniaSouth CarolinaTexasUtahVirginiaWashington Clear Filter I-Move Kentucky View detailPatriots Point Gateway Intersection ImprovementsView detailNorth Station Draw 1 Bridge ReplacementView detailUS 281/Route 66 Bridgeport BridgeView detailSaugatuck River Bridge ReplacementView detailChef Menteur Pass Railroad BridgeView detailBlanco Road Phase II ExpansionView detailUS 290 Toll/SH 130 Direct Connectors View detailJohn Kilpatrick Turnpike Southwest Loop ExtensionView detailJohn Kilpatrick Turnpike WideningView detailElm Street Interchange ReconstructionView detailMoodna and Woodbury Viaducts RehabilitationView detailEmergency Repair of the Delaware River Turnpike BridgeView detailPennsylvania Turnpike Commission Accelerated Bridge Construction ProgramView detailAssembly Street Railroad Corridor Separation and ConsolidationView detailI-485/I-85 Turbine InterchangeView detail Load more