Cornerstone Contractor Services LLC

Cornerstone Contractor Services, LLC, formerly Osorio Landscaping Services, is a company owned by Romeo G. Osorio and founded in the State of Virginia on November 15, 2003. With 25 years of experience in the general landscaping services business, we have earned an excellent reputation among our Customers, who have been willing to stay loyal to our company over the years. Based on this fact, we decided to diversify and expand Cornerstone Contractor Services, LLC into new markets, offering superior quality Commercial and Residential Renovation Services in Maryland, Virginia, and Washington, D.C. Among the Residential and Commercial services Cornerstone Contractor Services, LLC provides are interior and exterior painting; drywall installatio