39 by Sansiri 39 by Sansiri Developed by Sansiri Public Company Limited. Number of buildings: 1 building, 32 floors, 166 units. High Rise Condo located on Sukhumvit Soi 39, close to the BTS and many important places. Complete with amenities within the project, including swimming pool, fitness center, library, various multi-purpose rooms, recreational gardens, and 24-hour security system. -BTS Phrom Phong about 300 meters. -Bangkok Prep International School, Ekkamai International School, Bangkok University -Sukhumvit Hospital, Theptarin Hospital, Kluaynamthai Hospital -Planetarium, Market Place Thonglor, Rain Hill, Park Lane Ekkamai