AllenCo Construction are foundation repairs experts based in Unley, Adelaide. AllenCo Construction completes underpinning and foundation repair for houses with cracked brickwork, sinking footings, sloping floors, and movement around load-bearing walls. AllenCo Construction excavates footing sections, installs structural concrete, supports existing walls, and connects new foundation work to the original building. AllenCo Construction also manages house renovations that alter internal layouts, rebuild bathrooms, upgrade kitchens, and replace damaged framing. Extensions and additions from AllenCo Construction add bedrooms, living rooms, garages, and alfresco areas where slab levels, roof lines, drainage, and wall framing must connect correctly. AllenCo Construction coordinates site preparation, demolition, carpentry, concreting, roofing, cladding, plastering, and final construction works.