Carroll Engineering and Associates P.C.: Civil and municipal engineering and surveying company. Services include water and wastewater systems, stormwater management, transportation and construction administration.

Hess and Associates Engineering Inc.: Civil, environmental, and municipal engineering. Services include wastewater systems, utility projects, and site development.

Wagner Engineering Associates, Inc.: Provides civil engineering services throughout the Northeast, specializing in the design and permitting of major retail developments.

King Engineering Associates, Inc.: A full service civil engineering, planning, environmental, permitting, surveying and construction management company serving Florida.

Ireland Engineering Associates Ltd.: A structural engineering firm in Brampton, Ontario, providing structural inspections, evaluation, design, foundation design, and construction review.

Shell Engineering Associates: Environmental management consultants located in Columbus, Missouri, USA. Their services include: air quality monitoring; air permitting; and air dispersion modeling involved in evaluating the offsite consequences of accidental releases and of air toxics emissions.

CEI Engineering Associates, Inc.: Specializing in site planning, design, civil/traffic engineering, landscape architecture, surveying, environmental and permitting services.

Frey & Associates Engineering Ltd.: Unique and specialized structural engineering projects, oil and gas engineering, environmental assessments and reclamation, oil and gas production accounting, corrosion testing and analysis.

Coltharp Engineering Associates, Inc.: Located in Austin, Texas, Coltharp Engineering serves as the premier accident investigation and reconstruction company in the Central Texas Area. We offer a wide range of technical, investigative, and analytical services.

King Engineering Associates, Inc.: King Engineering Associates, Inc. is a firm where excellence is a part of life and where exceeding our clients' goals is the norm. Each project has been eagerly and thoughtfully approached since 1977. Over the years we have proven our familiarity with the many unique characteristics of the states that we operate in and have analyzed the environmental nuances, addressed regulatory requirements and have become experts on the local conditions.