Since 1968, NTH has been a critical part of the infrastructure engineering and environmental services that strengthen our communities and protect our ecosystem. Our work not only extends the life of the infrastructure we rely on in our daily lives, but it also protects the natural resources that sustain us. While many of the challenges we face today are complex, our talents shine brightest when solving these multifaceted problems, creating a lasting legacy for generations to come. We not only bring broad expertise and deep knowledge to every project, we approach our work with a passion and enthusiasm. We hold ourselves to a higher standard, inspired by the tangible, positive impact we have on the communities we serve. To ensure projects Read more