Nge is an Award-Winning Environmental and Geotechnical Engineering Firm, Founded By a Sibling Team with 25+ Years of Industry Experience. Nge Pairs the Personal Touch of a Small Business with Expert Employees Who Possess a Deep Knowledge of the Industry. Learn More About our Numerous Capabilities. Environmental and geotechnical engineering consulting services. Services include compliance assistance, auditing, environmental reporting, management and plans, air and water permitting, drilling ...