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Cornerstone Building Services Inc.

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Introduction: Cornerstone Building Services, Inc. (CBSI) has been providing Washington, DC building restoration, repair and waterproofing services in the metropolitan area for over 20 years with an emphasis on safety and quality. While we perform all of the basic building restoration, repair and waterproofing services. CBSI is also uniquely qualified to tackle the most difficult and out-of-the-ordinary projects. Property managers and building engineers have consistently turned to CBSI for a complete solution to their building restoration, repair and waterproofing needs.

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