Newly finished backyard with a heart-shaped swimming pool, light-colored tiled deck, and a blue house with large windows surrounded by trees.
Stone steps leading up to a garden area with green bushes, pink flowers, and trees in the background.
Landscaped yard with a curving pathway of white stones, a small set of stone steps, a retaining wall, mulch, and trees and shrubs in the background.
Aerial view of a cleared land area with a pile of rocks and trees along the edge.

Our Services

Hardscape Installation in Derry, NH & Southern New Hampshire

Transform your outdoor space with a custom hardscape solution built for durability, function, and curb appeal.

KG Stone & Hardscape installs patios, walkways, and retaining walls for homeowners in Derry, Londonderry, Windham, Salem, and across Southern NH and Northern MA. Every project is built on proper excavation, a compacted gravel base, and drainage grading, so it stays level through New England freeze-thaw winters.

  • Paver, natural stone & brick patios

  • Walkways & garden paths

  • Retaining walls & seating walls

  • Paver driveways

  • Fire pits & outdoor kitchens

  • Garden borders & edging

Masonry Contractor in Southern NH & Northern MA

Custom stone, brick, and block work built to last for decades.

KG Stone & Hardscape is an owner-operated masonry contractor based in Derry, NH, building and repairing stone and brick work for homes in Southern New Hampshire and Northern Massachusetts. We can match new work to your existing stone or brick so it blends in.

  • Custom stone masonry

  • Brickwork & brick repair

  • Concrete block work

  • Stone, brick & granite steps

  • Front entryways & walkways

  • Stone veneer

Site Work, Grading & Drainage in Derry, NH

The groundwork that keeps your property dry, level, and ready to build on.

Poor drainage leads to erosion, wet basements, and sinking patios. KG Stone & Hardscape provides grading, drainage solutions, and site preparation for homes in Derry and surrounding Southern NH and Northern MA towns, and finishes the job with decorative stone.

  • Grading & site preparation

  • Drainage & water management

  • Decorative stone installation

Land & Property Clearing in Southern New Hampshire

Reclaim overgrown land and get your property ready for its next use.

KG Stone & Hardscape clears brush, overgrowth, and small lots for homeowners in Derry, Chester, Hampstead, Sandown, and nearby Southern NH and Northern MA towns, whether you’re reclaiming a backyard or preparing for a new patio, lawn, or build.

  • Brush cutting & overgrowth removal

  • Small lot clearing

  • Vegetation clearing

  • Property cleanup & site preparation

Serving Derry, Londonderry, Windham, Salem, Chester, Atkinson, Hampstead, Sandown, Manchester, Nashua & Bedford, NH, plus Methuen, Andover & North Andover, MA.