Accuracy You Can Build On
Providing high-resolution spatial data for surveyors, engineers, landscape architects, and institutions across Long Island
Our Core Services
Mapping Services
Site Modeling for Landscape Architecture
Site Modeling for Landscape Architecture
Massi Land Surveying PC provides survey-grade drone mapping for land surveyors, engineers, and construction teams. Our data capture and processing workflows deliver orthomosaics, LiDAR point clouds, DTM/DSM surfaces, CAD-ready .TIN files, contours, planimetric features, and topographic data prepared for engineering design. If you need dependable spatial data to support your project, we’re here to help.
Site Modeling for Landscape Architecture
Site Modeling for Landscape Architecture
Site Modeling for Landscape Architecture
Massi Land Surveying PC provides high-resolution terrain capture for Long Island’s varied landscapes. We use photogrammetry and LiDAR to produce accurate ground surfaces, shoreline and bluff models, and clean elevation datasets that support the work of architects, planners, and environmental professionals. If you need dependable terrain data to guide design or planning decisions, we’re available to discuss your project.
Campus Intelligence
Environmental & Forestry Support
Environmental & Forestry Support
Massi Land Surveying PC provides annual or semi-annual aerial mapping for campuses, schools, institutions, and large estates. We capture consistent, high-resolution imagery and elevation data to support long-term planning, documentation, and property management. Deliverables can include updated site maps, elevation surfaces, shoreline and bluff change documentation, and GIS-ready datasets that help you maintain an accurate, living record of your property over time. If you’d like to discuss a recurring mapping program, we’re here to help.
Environmental & Forestry Support
Environmental & Forestry Support
Environmental & Forestry Support
Massi Land Surveying PC provides high-resolution spatial data to support environmental professionals and terrain-based planning across Long Island. We capture photogrammetry, LiDAR, and elevation datasets that help consultants, designers, and land stewards understand site conditions with clarity. Our services include ground and canopy mapping, shoreline and bluff documentation, elevation surfaces, and GIS-ready layers that integrate directly into existing environmental workflows. If you’d like to discuss data capture for an upcoming project, we’re available to help.