Columbia is an unincorporated area within Knowlton Township in Warren County, New Jersey, United States. The area is served as United States Postal Service ZIP Code 07832. As of the United States 2000 Census, the population for ZIP Code Tabulation Area 07832 was 3,539.

What is construction litigation?

Construction defect litigation involves defects in construction where attorneys represent homeowners, commercial property owners, builders, construction companies and property developers when problems are discovered during or after the construction process. Construction defect litigation cases can be based on negligent structural engineering, improper soil analysis, and defective building materials.