BIER Excavating & Construction has been serving communities in Western Pennsylvania for over 20 years, including Armstrong, Butler, and Westmoreland counties. Specializing in excavation projects, utilities Install, demolition, roads and foundations construction. Also offering general landscaping and grading; hauling and snow removal; stone and gravel sales. Free estimates for all size projects. We'll see you through your home or business property renovations from start to finish. When you need the job done right -- call the professionals at BIER Excavating & Construction. BIER Excavating is family-owned and operated.