Denn Engineers is a land survey and civil design firm specializing in Residential and Commercial Surveying including Boundary, Topographic, ALTA, Monitoring, and AsBuilt Surveys; Subdivisions, including Tentative Maps, Final Maps, and Condominium Plans; Construction Survey, Staking, and Certifications; Property Line Disputes; Lot Line Adjustments; and Legal Descriptions.

We have been serving Southern California for over 60 years


Boundary survey


survey & topography



tentative map