Darkglass

Darkglass Electronics is a handmade bass guitar equipment company based in Helsinki, Finland. Darkglass was founded in 2009 by Chilean engineer Douglas Castro. 
Since its foundation, Darkglass has put on the market ten pedal models, and their first class D amp – Microtubes 900 - was released in 2016.
With presence in over 40 countries and exclusive distribution in countries such as Japan, China, USA, Germany and Canada, Darkglass products are currently used by bass players such as Billy Gould (Faith No More), Paul Turner (Jamiroquai), Ra Díaz (Suicidal Tendencies) and Tony Levin (King Crimson).
Products.
The Darkglass product line includes several bass effects pedals, including Overdrive, Compressor and Fuzz.