Modern Edge Construction provides concrete and masonry services to the Pennsylvania, New Jersey, and Delaware tri-state area. Call for a free estimate! 25 plus years experience. Concrete & Masonry services: patios, sidewalks, driveways, stamped concrete, block, steps and general concrete & masonry repairs. Hardscaping services: Pavers, retaining walls, and patios. Outdoor living spaces: kitchens, fireplace and fire pits.