Texas-based Heidelberg Materials North America has purchased steel mill slag processor Walan Specialty Construction Products.

Veolia, the French water and sewage giant with R&D labs in Trevose, has agreed to pay $3 billion for Philadelphia-based Enviri’s Clean Earth division, which treats contaminated materials for big ...

The 8,200 pension recipients from Allegheny — once the iconic supplier of cannonballs for the Revolutionary War and stainless ...

Heidelberg Materials North America announced today that it has entered into a binding purchase agreement to acquire Walan Specialty Construction Products in Wilmington, Delaware. The business consists ...

COTTONWOOD — In stark contrast to the salmon and cream-colored cliffs framing the Verde Valley, a black mountain of iron and glass rises out of the heart of this city. Covering an area roughly the ...