01
B2G - Back 2 Green
Company: Back2Green GmbH, Switzerland
Back2Green Germany GmbH, Switzerland
The original company from Switzerland mistreated the money, sold bikes to customers that never existed, and filed for bankruptcy in 2020. The German TV Station Kabel Eins reoported on it.
A Swiss company operating in Leipzig, Germany took over but never got off the ground, do to a lack of Investors. The bikes had their own E-Bike Motor, The electric can not be repaired, do to a lack of parts.
02
Bergsteiger
Company: Bergsteiger Produkte GmbH, Germany
The company produced low quality bicycles and e-bikes.
03
Blaupunkt / DotBlue
Company: Dot-blue GmbH / BAUM & WAGNER GmbH, Germany
This company has partner stores.
04
Burchda
Company:
- Foshan Shunde Canjie Car Industry Co Ltd., China - due to their CE certificate
- Burchda Ltd, Hong Kong
- Coobuy Ltd., United Kingdom
- Burchda SARL, according to this. - Company got deleted on 13 June 2025.
- Yaozhuo International Trading Ltd. , China
- As of October 2026 on another website: BaiTech Ltd. - when archived via archive.org Ascend Commerce Management Ltd. and Cannyhigh Ltd. are showing up as the companies behind it.
The brand sells under more than a few domains with different logos and stores. On the websites, the brand has different adresses listed in different parts of China. A return adress is listed that turns out to be a family home in the Netherlands.
05
BikeHeros
Company: MNM Marketing GmbH (Austria)
Known for selling a AliExpress 1-2€ saddle for 55€. The Swiss consumer protection have the company listed as problematic.