Marlin E. Buckley, P.C., Engineering & Consulting, Building Experts, Engineering, Cost Estimating & Bidding, Expert Witness, Project Management, Litigation Support, CPM Scheduling, Critical Path Method Scheduling, CM, Agency CM, Construction Management, Forensic Analysis, Philadelphia, PA, Pennsylvania, Electrical, Mechanical, HVAC, Heating Ventilating, Air Conditioning, Carpentry, Masonry, General Requirements, General Conditions, Site Work, Excavation, Doors, Windows, Glazing, Drywall, Framing, Painting, Roofing, Design Defects, Delay Claims, Claims, Damages, Blue Book, A.M. Best, TASA, The Tasa Group.