Horizon Land Surveys is a professional land surveying company in Napa, California, providing accurate and dependable services for homeowners, contractors, developers, and wineries. We specialize in boundary surveys, topographic surveys, ALTA/NSPS land title surveys, construction staking, and property line mapping. Using advanced GPS and laser technology, our licensed surveyors deliver precise results on time and within budget. Whether you’re buying property, building a home, planning a vineyard, or resolving land disputes, Horizon Land Surveys offers expert guidance and detailed reports to support your project. Serving Napa Valley and surrounding Northern California communities, we are committed to accuracy, integrity, and exceptional customer service.