The Greenland Corporation

Established in 1970, Della Ratta Incorporated Commercial Management Company is a general contracting firm. It specializes in constructing, apartments, office building, condominiums, townhouses and shopping centers. The company provides accounting, management, human resources, sales and marketing services. Della Ratta Incorporated Commercial Management Company has a purchasing department that has responsibility for price negotiation and purchase of all supplies, food and services. It is staffed with architects, engineers and financial professionals to take projects from the initial ground acquisition through planning, zoning, design control, construction and marketing processes. Della Ratta Incorporated Commercial Management Company is located in Silver Spring, Md.