Chester Group is a global leader and local partner, providing sustainable solutions that transform communities and change lives. We pursue this vision through the unique product and service offerings of our portfolio of companies, which together allow Chester to build both a strong business and a better world. With over 100 years of experience, Chester
NIRA Consulting Engineers, Inc. was established in 1975 by its founders Nick Stratakis and and Ray Antonelli. NIRA is a progressive consulting firm based in Coraopolis, Pennsylvania. The Corporation was founded on the belief that to achieve excellence and client satisfaction, all projects must be under the direct supervision of at least one of the principals
NGE is an award-winning engineering firm founded by a sibling team with 25+ years of experience. NGE pairs the personal touch of a family-owned business with highly-qualified employees who possess a deep knowledge of their discipline. NGE offers a unique blend of services including geotechnical engineering, in-house drilling crews, laboratory services