The Certified Inspection Expert’s at the Diamond Group, a Pittsburgh home inspection company serving Allegheny, Washington, Butler, Beaver and Westmoreland counties, are dedicated to excellence and standards in meeting and exceeding the expectations of our customers. When it comes to excellence in service and standards, the Diamond Group is dedicated to meeting and exceeding the expectations of our customers. We understand the importance of being reliable and informative, while still remaining an impartial third-party. Our clients testify that we take a professional, yet personal approach to our work, making sure all questions are answered before, during, and after the house is inspected.