About SJLA

about us

For starters, we’re unique! Steven J. Lafranchi & Associates, Inc. is a small civil engineering, land surveying, land planning and landscape architecture firm established in 1990.  And that means we’ve been involved in numerous exciting projects in and around Petaluma and Sonoma County for years. We are staffed with some of the most competent experts in their field and we pride ourselves on staying current and on the cutting edge.  The services we provide our clients are customized to their needs; we have the knowledge and experience to guide our clients through the crazy haze of jurisdictional bureaucracy.

  • Subdivision Map Entitlement and Compliance
  • Parcel Map Recordation
  • Topographic Mapping
  • Construction Document Design

Our founder and President Steven J. Lafranchi along with our superb staff is committed to working with you through each stage of your project, providing the direction and expertise that only a combined 60+ years in the industry can bring.  We look forward to taking on your next project!