Anderberg Construction Consulting Company, Inc. is a construction consulting firm specializing in residential Water Intrusion, Drainage Systems, Foundations, Settlement, Underpinning, Seismic Retrofitting, Retaining Walls and Hillside Stabilization Issues Expert Witness Services: Construction defect, mediation, dispute resolution, appraisal and trial cases relating to water intrusion, drainage, foundation, settlement, seismic and general building issues. Consultation Services: General overview of all phases of construction related matters for residential and commercial structures with emphasis on water intrusion, drainage, foundation, settlement, seismic and general building issues.