After 7 years in DIY I have now founded my own company, called:
At the moment is the Steffcorp 2600 VCO PCB and Panel available.
We work on Modules from a friend called "VDD" - DIY kits, assembled Modules, both in Eurorack and 5U Format (MU and MOTM).
New Arp Synthesizer Clones and a new Syncussion clone from Germany are in the development and for sale here later too.
Matched and rare parts are available, I still work hard to fill the shop with more parts every day.
please contact me if you want sell your own PCBs/Panels/Modules in my shop.