Start with Solid Ground — Expert Excavation for Foundations, Trees & More

Precision earthmoving to prepare your property for its next phase in Allison Park

When it comes to starting a project, everything begins below the surface and sets the stage for what is to come. At Keystone Outdoor Contracting, we specialize in a wide range of residential and commercial excavation work — from meticulously digging foundations for new builds to removing deep-rooted trees that may impede progress or clearing your land for future landscaping endeavors. Our dedicated team brings not only the right equipment, but also a wealth of experience and an unwavering attention to detail to every job we undertake.


No matter the size of the task at hand — whether it’s preparing a building site for construction, trenching for essential utilities, or tackling the stubborn roots of trees that have outstayed their welcome — we are committed to ensuring your property is expertly prepped and ready for whatever comes next. Our goal is to lay a strong foundation for your project, allowing you to move forward with confidence.


We handle excavation for:

  • Foundation & footing digging
  • Tree root & stump removal
  • Utility trenching
  • Land clearing & grading
  • Driveway and patio prep
  • Drainage and erosion control



Call us today to book your excavation service!

A house is sitting on top of a dirt hill surrounded by trees.

How Our Process Works

Our excavation process is designed to be efficient and thorough, ensuring your site is perfectly prepared for the next phase of construction. Here’s how we work:


  • Initial site assessment and planning
  • Use of advanced excavation equipment
  • Adherence to safety standards
  • Coordination with your construction schedule
  • Completion within agreed timelines


Explore our excavation services by reaching out to us today.