1LS Surveying LLC

1LS Surveying is a professional land surveying company based in the Portland metropolitan area, specializing in resolving boundary disputes, property line adjustments, and land divisions for homeowners and property investors. The company provides accurate boundary determinations, topographic surveys, ALTA/NSPS land title surveys, and subdivision plats, utilizing advanced technology such as GNSS and robotic total stations to ensure precision. With licensed surveyors who bring decades of experience, 1LS Surveying delivers services tailored to Portland’s unique regulatory environment and geographic challenges. The company focuses on helping clients avoid costly disputes, maximize property value through strategic land divisions, and ensure compliance with zoning laws, while emphasizing clear communication, transparent pricing, and legally defensible documentation throughout every project (1LS Surveying).