Walsh Valve & Specialty Co.

Hedin Environmental is a leading environmental consulting firm based in Pittsburgh, PA, specializing in the assessment and remediation of coal mining and acid mine drainage impacts. With a team of experienced professionals and over 50 years of combined mine drainage expertise, the company offers a range of services including watershed assessments, restoration planning, passive treatment design, and iron oxide recovery. Under the guidance of Dr. Robert Hedin, a renowned authority in mine drainage treatment and stream restoration, Hedin Environmental is at the forefront of technology development, implementing innovative solutions to address mine drainage issues. While primarily focused on coal fields in the Eastern US, the company has also expanded its expertise to include hard rock and metal mine sites in the Western US and globally, making significant contributions to the evolving science of passive treatment systems.Generated from the website

Specialty Rolled Metals is a Pittsburgh-based company specializing in the production and distribution of high-quality rolled metal products. With a focus on precision and efficiency, they cater to a wide range of industries, providing custom solutions to meet specific needs. Generated from their business information