If you arriving by MRT you need to get off at Lumphini station Exit 2 and walk through Life center Q House Lumphini building (Starbucks entrance)

If you arriving by Grab or Taxi you need to drop off at La Casa Nostra Restaurant

House is behind La Casa Nostra Restaurant

Key Boxes are on the right from the front door

Here is the link to google maps

https://goo.gl/maps/vMFk5zJXNoAnogQq8

The address in English:

22/3, Sathorn So1, Yaek 2, Thungmahamek, Sathorn, Bangkok, 10120

Directions in Thai language for taxi:

สาทร ซอย1 แยก2 ซอยมีโรงเรียนเยอรมันเกอเธ่

บ้านอยู่หลังร้านอาหารอิตาเลียน La Casa

Other things to note:

There are 3 dogs living in the garden, they might bark #random

During night time around 12 midnight to 6 am the main black gate is closed and made looks like its locked but it actually NOT LOCKED – chain is just hanging there