Contact
Talk to us.
A phone call instead of a contact form queue. If you want a proposal, use the assistant — for everything else you can reach us directly.
Reach us directly
Talk to the switchboard.
One number, one mailbox, no ticket system. We put you through to the right person internally — usually on the first call.
Switchboard
+49 (2301) 96 97 5 - 10
zentrale@bikosigma.de
For everything: new business, ongoing operations, press and partners.
Availability
Monday to Friday, 8 am to 5 pm CET
On-call service via the switchboard
Outside office hours the on-call service is reachable in case of disruption.
Address
bikosigma GmbH
August-Borsig-Straße 20
59439 Holzwickede
Deutschland
Holzwickede sits between the A1 and A44 motorways, about 15 minutes from Dortmund main station and 10 minutes from Dortmund airport.
Topic-specific direct dials and function mailboxes will be added before launch.
Short message
For everything that is not a proposal request.
This form needs JavaScript. You can reach us directly: +49 (2301) 96 97 5 - 10 · zentrale@bikosigma.de
We will come back to you within 24 hours on working days, with a named contact person.
An open invitation
Over a coffee.
Our office sits in Holzwickede, right by the A1 and A44 motorways. If you are in the area: give us a call and drop in. We have unusually good coffee, and the team is barista-trained.
Client feedback
You are a client and something works well — or does not. Both help us. Anonymous is fine.
This form needs JavaScript. You can reach us directly: +49 (2301) 96 97 5 - 10 · zentrale@bikosigma.de
Thank you. Your feedback is with the management.