
5D Architecture & Engineering, PLLC
Lynbrook, NYFull-Service Architecture & Engineering Design
Project: Eastern Mirage Hotel & Medical Center
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Full-Service Architecture & Engineering Design
Project: Eastern Mirage Hotel & Medical Center
Experts in Environmental Services
Service detail: Environmental Engineering Consulting

Changing the World Since 1977
Service detail: Front-End Engineering & Design (FEED)
MEP Engineering Design Services
Service detail: Mechanical Engineering

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety
Project: Pittsburgh International Airport Terminal Modernization Program
Creating solutions. Helping people. Improving our world.
Project: I-91 Interchange 29 Flyover Bridge and Charter Oak Bridge
Finding a better way.
Service detail: Transportation Solutions

Innovative Engineering & Environmental Solutions
Project: Community Air Monitoring Parks - NYC Park Reconstruction Project
Critical infrastructure commissioning, electrical testing, and facility operations support.
Service detail: Commissioning

Cavalry Engineering, PC provides civil engineering, electrical engineering, construction management, water resources engineering, and renewable energy support for public and private industrial, municipal, and commercial projects. Established in 2019, it draws on disciplined project management and technical expertise to deliver detailed drawings and engineering services.
Service detail: Site and Civil Engineering
Solutions Engineered
Project: 1007 Union Ave
Smart, Sustainable, and Value-Added Engineering Services
Service detail: Mechanical, Electrical, & Plumbing (MEP) Services

Future-focused, cost-effective engineering solutions for building systems.
Project: The Solaire

We design the future with high-level engineering.
Project: Natatorium AHU Replacement

Boutique Product Development Firm
Service detail: Technical Discovery & Feasibility
Secure Software for Mission-Critical Systems
Project: Apache Helicopter Programs Support

Responsive. Honest. Accurate.
Project: Main Street Revitalization - Cars Sharing Main

DuBois & King is a multidisciplinary professional consulting practice providing planning, engineering, survey, permitting, and environmental services since 1962. Its technical disciplines span civil, structural, environmental, mechanical, and electrical engineering, surveying, and landscape architecture. D&K serves federal and state agencies, municipalities, healthcare and education facilities, industrial and commercial buildings, housing developments, and energy sector clients. Operating as a 100 percent entity, it focuses on delivering collaborative, sustainable, and resilient solutions for municipal and regional infrastructure across New England, New York, and the Southwest.
Project: Glencliff Micro-Hydro

A leading MEP Firm trusted for complex engineering solutions.
Project: Vuori

Professional environmental compliance, permitting, and remediation services
Service detail: Environmental Compliance

Civil engineering, environmental consulting, and professional land surveying services
Service detail: Civil Engineering
Specialty Manufacturing Solutions
Project: Wire Mesh Forming Machine

Design, Build, and Sustain a Better World
Project: West Valley Demonstration Project

Solutions Driven. People Focused.
Project: Springfield Culinary & Nutrition Center