Land Surveyors & GIS | Sonoma, Napa, & Marin | Ray Carlson & Assoc.

40 Years of Land Surveys in Napa, Sonoma, and Marin

2 People Surveying

Land Surveys

Our Professional Land Surveyors work with the latest technology, both in the office and field. We provide our clients with years of experience and a genuine desire to provide exceptional service.

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Electronic Input Device


Our Maps will provide you with a wide variety of readouts and data to use in your ventures. We provide surveys for any purpose and to the standards of California law.

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Mock-up of Drone Surveying

Vineyard Services

Geographic Information System (GIS) uses innovative technologies to allow you to make management decisions based on accurate information. GIS can help develop a vineyard for maximum yield prior to construction.

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