Allana Buick & Bers, Inc. (ABB) is a multi-disciplinary Architectural Engineering, Construction Management, and Forensic Consulting firm with over 36 years of experience specializing in making buildings perform better. Our core "trade level" expertise and strengths are in all exterior façade trades, curtain wall and glazing, roofing and waterproofing, HVAC and plumbing, energy efficiency, and structural engineering.