✦ Serving Allison Park✦ Hardscaping✦ Patios✦ Retaining Walls✦ Stone Steps✦ Concrete & Masonry✦ Basement Underpinning✦ Faith · Quality · Integrity ✦ Serving Allison Park✦ Hardscaping✦ Patios✦ Retaining Walls✦ Stone Steps✦ Concrete & Masonry✦ Basement Underpinning✦ Faith · Quality · Integrity
— Serving Allison Park —

Hardscaping, Masonry & Basement Underpinning in Allison Park

Allison Park's mature Hampton-and-McCandless-adjacent neighborhoods have a mix of mid-century ranches and 1970s-80s splits — many with original concrete drives, walks, and steps that are now showing their age. Kelley Construction handles full replacements, repointing on brick foundations, and the kind of structural concrete work that the area's clay-heavy soils tend to demand over time.

Our Services in Allison Park

Hardscaping

Custom walkways, driveways, and outdoor living spaces engineered for Pennsylvania's climate.

Patios

Concrete, flagstone, travertine, and interlocking paver patios with fire pits and seating walls.

Retaining Walls

Structural segmental block, boulder, and natural stone retaining walls — fully engineered.

Stone Steps

Hand-set natural stone treads and precision-poured concrete stairs, stoops, and landings.

Concrete & Masonry

Poured foundations, slabs, brick and block work, repointing, and restoration.

Basement Underpinning

Lower and excavate existing basements to unlock full-height living space below your home.

Why Allison Park Homeowners Choose Kelley

Local Expertise

We understand Allison Park's terrain, soil conditions, and municipal requirements.

Licensed & Insured

Full liability and workers' comp — zero exposure to the homeowner.

Owner On-Site

The owner is personally on-site to oversee quality on every project.

Written Warranty

Every project backed by a written workmanship warranty.

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