Curious about GU and how we can support your business?
We’d love to hear from you! Give us a call, drop us an email, or book a meeting with our sales team – we’re here to help.

GU Sales Team
Energy sourcing for electricity and gas, LED lighting
- Phone::
- +49 69 3339 9050
- E-mail::
Book a meeting with our sales team
Contact us directly
Do you need help with invoicing? Do you have questions, or are you interested in our solutions? We are happy to help you.

GU Customer Services open 09:00-15:30
- Phone::
- +49 69 - 407 666 20
- E-mail::

GU Contact For other inquiries
- E-mail::
Company Information
CEO:
Markus Beirich
Court of registration:
AG Darmstadt HRB 60433
VAT Number:
DE 111633485
Location Frankfurt
Zeppelinallee 25
60325 Frankfurt am Main
Location Biblis
Beunestr. 10
68647 Biblis
Weekdays:
09:00-15:30
+49 69 - 407 666 20