Thailand Helipad List
Additional Helipads in Bangkok
http://bangkok.peninsula.com/en/default | Riverfront Peninsula Bangkok Hotel on Charoen Nakhon Rd;
http://charnissara.com/company/CharnissaraTower2/ | Charn Issara II Tower on New Petchburi Rd, close to Sukhumvit Soi 55
http://www.bhirajburi.co.th/en/ourPortfolio_OfficeBuilding_UBCII_Overview.php | UBC II Tower on Sukhumvit Soi 33;
https://www.radisson.com/bangkok-hotel-th-10110/thabakk | Radisson Hotel Bangkok on Rama 9 Rd; t
http://www.gpfoffice.com/ | Bangkok City Tower on Sathon Rd;
https://www.minorhotels.com/en/avani/atrium-bangkok | Amari Atrium Hotel on New Petchburi Rd (close to the Asoke intersection).
There are also three hospitals in town with landing pads—but those helipads are for patients only.
https://www.samitivejhospitals.com/ | Smitivej Hospital,
https://www.bumrungrad.com/ | Bumrungrad Hospital
https://www.bangkokhospital.com/index.php/en | Bangkok Hospital