3Vi, Inc.
San Ramon, CAEngineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration
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Engineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration

Specialized civil and structural engineering services for bridges and infrastructure projects.
Project: Shasta Viaduct

Providing Quality Services for Over 30 Years
Project: Cumberland Levee Repair at Lake Texoma
Driving Innovation and Digitization in Engineering
Service detail: Civil and Infrastructure Engineering
Helping Build a Safer Infrastructure
Project: LaGuardia Airport Redevelopment

We build confidence
Project: Offset Success for Aviation Client
Engineering with integrity & purpose.
Project: The Virginia Vanguard

From Start-to-Finish with Real People in Mind
Service detail: Civil Engineering
Planning Solutions for Complex Sites
Service detail: Land Surveying
Every structure needs a permit, and every permit needs an engineer's certified stamp.
Service detail: Structural Engineering

Afridi Associates provides professional consulting engineering services specializing in transportation infrastructure, public buildings, and geotechnical engineering. It delivers solutions for highways, bridges, rail systems, airport terminals, and waterfront structures across the northeastern United States.
Project: JFK Terminal One Reconstruction

Innovative Solutions for Heavy Civil & Marine Construction
Project: Outfall and Rock Groin Construction, Deal, NJ
The command center for infrastructure and safety. Operational readiness. Absolute precision.
Project: Pier B On-Dock Rail Support Facility
Engineering, Design & Construction Services, Plus Advisory and Grant Support
Project: New Taholah K-12 School

Multidisciplined EPCM
Project: Bringing Ground-Breaking Water-from-Air Technology to Market
Founded in 1979, Alvi Associates provides integrated multidisciplinary engineering services across structural, water resources, transportation, and geotechnical engineering for complex infrastructure projects. Based in Towson, Maryland, the practice has earned numerous national and state engineering awards and is recognized for first-of-its-kind solutions in the Mid-Atlantic region and beyond. Nearly all clients are repeat clients, reflecting decades-long relationships with government agencies, engineering consultants, law practices, and contractors.
Project: Forensic Investigation for Edenville Dam Failure
Critical investigations, testing, analysis, and design for a more certain world
Project: Minnesota Zoo Treetop Trail

Innovative Architectural and Engineering Solutions
Project: Henry E. Rohlsen International Airport (STX) - Terminal Improvements, Phase 1
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Engineering Water Systems Beyond Expectation
Service detail: Project Management

Excellence in Design, Enriching Our Community
Project: Women's Wellness and Breast Care
Geotechnical, environmental, and materials testing services in South Florida
Service detail: Construction Material Testing
Multi-Discipline Engineers and Consultants
Service detail: Design Services
Multi-disciplinary engineering services for public and private development
Project: Massabesic Experimental Forest Timber Bridge

Complex Projects. Proven Solutions.
Project: I-515 Charleston Boulevard Interchange