Why not just stop by for a visit?
microTOOL is easy to find. Take the subway (U8) to Voltastraße, or hop on a S-Bahn (S1, S2 or S25) or a bus (347) to Humboldthain. From there it is only a short walk.
Phone: +49 (30) 467086-0
Fax: +49 (30) 4644714
If you plan on coming to microTOOL by car, please note that the centre of Berlin inside the S-Bahn ring has been designated an Environmental Zone.