Founded in 1992, Costello Construction provides a range of preconstruction and construction services. It builds commercial offices, educational institutes, libraries, public assemblies, industrial facilities and urban infrastructures. The company provides clients with management support throughout each projects duration. It works in partnership with owners, architects, subcontractors and engineers. The company s construction services include cost monitoring and control, schedule development and control, subcontractor management, site management, safety compliance, change-order management, quality control, and shop drawings and material submittal review. Located in Columbia, Md., the company has completed various projects that include Academic IV Building, Columbia Lakefront, Knighton Parking Garage, Wof-Wic Community College and Konterra Business Campus.