{"as_of":"2026-10-15","attribution":"Businesses: City and County of San Francisco, Registered Business Locations (ODC PDDL). Websites, phones and storefront positions: Overture Maps Foundation places, release 2026-09-23.1 (CDLA-Permissive-2.0).","place":{"area":"sf","id":"1335117-06-231-1147536","name":"Prostruct Engineering Inc.","category":"Professional services","kind":"home service","lat":37.7879,"lng":-122.39436,"address":"450 Folsom St Apt 1502","website":"https://prostructengineering.com/","phone":"8447500773","neighborhood":"Financial District/South Beach","url":"/places/sf/1335117-06-231-1147536"}}