Oomi corporate customer service 09 2522 1133, Mon–Fri 09.00–16.00.
We are at your service if you have any questions regarding purchasing electricity, solar power plants and charging solutions as well as customer service and invoicing. Please call our customer service or leave a contact request via the link below.
On this page, you can find our contact information for electricity, solar power and electric car charging services, whom you…
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You can take care of your company’s electricity invoices conveniently with an e-invoice, online invoice or collective invoice.
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The electricity contracts are not found by the given personal identification number (HETU).