Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
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Celebrating 25+ years of service to our clients
Service detail: Electrical and Electronic Engineering
Always Digging Deeper
Project: Honouliuli Wastewater Treatment Plant Secondary Treatment, Phase 1B
Transforming Civil Engineering Through Innovation, Experience, Expertise, and Speed of Service
Project: Starbucks - Oviedo, FL
Excellence in Execution
Project: 60 MMSCFD Libby Gas Plant
ZI Engineering, P.C. is a multi-disciplinary engineering practice based in Lynbrook, New York, providing construction management, resident engineering, condition assessment, facade inspection, structural design, special inspections, and transportation engineering. The practice delivers services to public agencies and private owners across the New York Metro area, serving clients such as NYCDEP, MTA, NYCSCA, NYCDDC, NYCHA, and NYSOGS.
Project: Water Main Extension/Replacement near NYC Transit Facilities (Project GE353)
Innovating Infrastructure
Project: SE-823: High Level of Storm and Sanitary Sewers
Designing Complete Solutions
Service detail: Civil Engineering
Dedicated Nuclear Focus
Service detail: Engineering
Innovative & Reliable
Project: Manchester Condos
Electrical Engineering Solutions for Modern Infrastructure
Service detail: Electrical Engineering and Systems
Experience, Expertise, Excellence
Service detail: Civil Engineering
Expert Management, Quality Design and Consulting Services.
Project: Purple Line Transit Project
Zona Technical Engineering, PLLC is a full-service MEP consulting engineering firm headquartered in Tucson, Arizona. Founded in 2022 by Principal Mechanical Engineer Dave Tyrrell and Principal Electrical Engineer Alec Zimmermann, it provides in-depth Mechanical, Electrical, and Plumbing design services for commercial new construction and renovation projects across Arizona and the Southwest. Services include HVAC and plumbing systems design, electrical design, arc flash studies, fire protection system design criteria, and construction administration, all produced in-house using Revit and BIM. It has served healthcare facilities, university campus buildings, government courthouses, research laboratories, manufacturing facilities, hospitality venues, and mixed-use residential projects throughout the Tucson metropolitan area.
Project: UA Global Center, Phase 2
Innovative Solutions to Challenging Structural Engineering Problems
Service detail: Structural Engineering for Power & Industrial Facilities
Knowledge. Dedication. Reliability.
Project: I-95 Section 200 Widening
Designing Infrastructure, Redefining Horizons
Project: US 75 Roadway Widening and Reconstruction
Creating innovative technologies today for the business environments of tomorrow.
Service detail: Commercial Software Development