Colby Walter at Construction Experts, LLC More about Colby Walter Over 25 years of experience in the construction industry, including the construction of hundreds of single family dwellings. These projects include design-build custom homes and production-based speculative building. Additional experience includes residential remodel/addition projects, multi-family apartment buildings, commercial tenant improvement including office space, recreation, therapeutic and entertainment space. Experience includes design, inspection, supervision of subcontractor trades, material procurement, management of suppliers & vendors, invoicing, and scheduling. An experienced expert witness, including consulting for both plaintiff and defendant in multiple residential construction legal cases.