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
Electronic Design Built for Critical Programs
Project: 600W Power Factor Corrector
Experience. Passion. Excellence.
Project: BD Utility Chiller Plant (Project Granite)
Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.
Project: UC Berkeley Hildebrand Hall HVAC Modernization

Innovation to Implementation
Service detail: R&D Product Design

We Know How
Service detail: Mechanical Engineering
Powering Insights, Empowering Solutions
Service detail: EPMS Design

The Expert's Expert.
Project: Town of Windsor SCADA System

Smart People Creating Smart Buildings
Project: Gilead Sciences Building 800 Reef TI GMP Plant
Delivering creative solutions to your hardest problems
Project: Boxing Tracking Broadcast Technology

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety
Project: Pittsburgh International Airport Terminal Modernization Program

A Modern Program Management Company
Project: San Diego Roadway As-Built Mapping

Your Mission, Our Purpose
Service detail: Engineering & Mission Integration Services
Engineering The Grid Of Tomorrow
Service detail: Design and Project Engineering

Quality. Integrity. Expertise.
Service detail: Mechanical Engineering

American Precision for Mission-Ready Technologies
Service detail: Research and Development

Engineering Solutions That Power Your Bottom Line.
Project: Atrium Palace Condominiums
Mechanical and electrical engineering for buildings, industrial facilities, and process systems
Service detail: Mechanical Engineering

Engineering Performance. Delivering Innovation.
Service detail: Mechanical Engineering

Test & Measurement Automation, Embedded Controls & Monitoring
Project: Automated Test Expansion for Electronics

D4C Product Development is a San Diego-based engineering and product development practice that guides hardware products from concept to market. It integrates mechanical, electrical, and software engineering with industrial design, prototyping, and manufacturing support, serving consumer electronics, IoT devices, environmental technology, and public safety markets.
Project: Big Dipper Point of Sale
Custom process equipment and industrial automation solutions
Service detail: Custom Machinery & Process Equipment

Comprehensive engineering, commissioning, and facility support services
Project: Construction Management Services at VA Palo Alto
Rapid prototyping and technical problem-solving for robotics and mechatronics
Service detail: Robotics and Mechatronics Consulting