For more than decades, Company based in Hayes, independent England construction company has delivered a wide range of expert home improvement and building services throughout the city and surrounding areas. OSN is a privately owned Construction company with an extensive range of services which mainly include construction of Multi Storey Structures, New Builds, Residential and Commercial Units, Groundworks, Major Refurbishments and Property Maintenance Works. The company is dedicated to consistently and safely delivering projects on time and within the budget Following an onsite visit to assess what you require, we will take care of everything, with design, planning, building control and construction all carried out to the highest industry standards.