
1st Self Consulting, LLC
Loves Park, ILSustainable Transportation Engineering Planning & Design
Project: USAID Emergency and Resilience Food Security Infrastructure Review
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Sustainable Transportation Engineering Planning & Design
Project: USAID Emergency and Resilience Food Security Infrastructure Review
We're Preparing Plans for Central Texas' Growth
Service detail: Site Assessment
Civil & Environmental Engineering, Surveying
Service detail: Civil Engineering

Your Partner in Civil Engineering & Community Planning
Project: Sandy Vision and Comprehensive Plan
Air. Land. Water.
Service detail: Air Quality and Environmental Compliance

Engineering Excellence Delivering High-Quality Engineering, Surveying & Consulting Services to the Rocky Mountain Region
Service detail: Civil Engineering

Harmonizing the built environment with the natural.
Service detail: Land Development

Providing Quality Services for Over 30 Years
Project: Cumberland Levee Repair at Lake Texoma

Moving Our Communities Infrastructure Forward
Project: Gateway Park

A-1 Engineering, LLC is a structural and civil engineering practice founded in 2011, headquartered in San Antonio, Texas, with an additional office in Austin. A family-owned business, it serves property owners, developers, and contractors across residential, commercial, industrial, and institutional project types throughout central Texas. Its engineers perform foundation assessments, structural and civil designs, forensic investigations, and drainage consulting, while supporting clients with independent guidance on foundation repair decisions, load-bearing wall removals, and solar panel framing.
Service detail: Structural Engineering

Cathodic Protection / Corrosion Specialist
Project: Lowell Water Pipeline Rectifier Installation
Leaders in professional engineering for over 40 years
Project: Passamaquoddy Water Treatment Plant

Civil Engineering, Surveying, and Project Management Services in Nevada
Project: NGM Cortez Hills Underground and Goldrush Master Survey Control Networks

Providing Engineering Solutions for Sustainable Infrastructure
Project: Lummus Park Waterfront Redevelopment

Leaders in Design, Construction, and Environmental Services
Project: RDU Airport Terminal 2 Expansion

Full service planning and design.
Project: Pacific Industries Manufacturing Facility

AAAJ, LLC is a planning, engineering, and information technology consulting and research firm based in Fargo, North Dakota. The firm develops data-driven, evidence-based solutions for transportation, land development, sustainability, resilience, and policy challenges, serving public and private agencies, local and regional communities, and non-profit organizations at local through global scales.
Service detail: Planning & Engineering Consulting

Multidisciplinary engineering and support services in the Baltimore-Washington area
Project: WMATA Bus System Renovations
Driving Innovation and Digitization in Engineering
Service detail: Civil and Infrastructure Engineering
ACG LLC Consulting Engineers is a civil engineering firm based in Fairfax, Virginia, with over 80 years of combined staff experience in civil engineering and land development. The team specializes in civil engineering, land planning, surveying, and structural services for residential and commercial projects in the Washington Metropolitan Area, with direct involvement in every stage of a project from design through completion.
Service detail: Civil Engineering
The right design and construction partner in Puerto Rico
Project: Construction of Sanitary Sewer System Culebra, Phase II
Civil, Coastal, and Environmental Engineering and Consulting Practice
Project: Arney's Mount West Trail
ACT ONE & Associates is a consulting engineering and land surveying firm established in 2012 and based in Harrisburg, Pennsylvania. Licensed in Pennsylvania as Professional Engineers, Professional Land Surveyors, and a Sewage Enforcement Officer, the firm serves builders, contractors, developers, individual property owners, institutions, and municipalities with a broad range of civil, environmental, and structural engineering services.
Service detail: Land Surveying

ADC's Track Record Speaks for Itself
Project: CHS Taxiways Repair