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Cloud optimiser & enabler from Cologne

Get more from your cloud – and pay less for it

ONNA brings companies into the cloud securely, cuts running costs and takes over operations if you wish. Plus network, telephony and hardware from a single source – with our own shop.

No obligation and vendor-neutral, with dedicated contacts in Cologne.

ONNA GmbH team in conversation at the workplace
  • Vendor-neutralAzure, AWS, Google Cloud or European providers – we recommend what fits.
  • Fixed entryChecks with fixed scope and a price we quote in advance.
  • From CologneDedicated contacts, on-site appointments in the Rhineland.
  • Own shopElite partner of Ubiquiti, Synology, Lancom and QNAP.

Two divisions, one point of contact

The cloud and on-site technology work hand in hand. Choose the area you need – every service can be booked on its own.

Cloud

Cloud optimisation and adoption

Strategy, migration, cost optimisation, security, Microsoft 365 and operations – for companies that want to move to the cloud or are already there.

ICT & shop

Network, telephony and hardware

Planning, delivery and installation of networks, Wi-Fi, phone systems and security technology – with hardware from our own shop.

Free self-assessment

How well is your cloud set up?

Ten questions on costs, operations, security, strategy and organisation. You get your maturity level and concrete recommendations instantly – no sign-up.

Your answers stay in your browser until you decide to talk to us.

Question 1 of 10

Can you allocate your cloud costs to individual teams, projects or applications?

Start the Cloud Check

From check to ongoing operations

  1. Check

    We quickly get a picture of costs, security and architecture.

  2. Plan

    You receive concrete measures with effort, impact and order.

  3. Implement

    We implement – or support your team in doing so.

  4. Operate

    On request we take over operations and ongoing optimisation, with a monthly report.

Frequently asked questions

Your question is not listed? Ask it in the free initial consultation – the form is at the end of this page.

What does “cloud optimiser and enabler” mean?

We do both: companies that are not yet in the cloud, we bring in securely (enabler). Companies that are already there, we help to cut costs and improve security and operations (optimiser).

Which companies do you work for?

Mainly for mid-sized companies, practices, law firms and public bodies that have no cloud department of their own or want to strengthen it in a targeted way.

Which providers do you work with?

With Microsoft Azure and Microsoft 365, AWS and Google Cloud, plus European providers when data must stay in Europe. We recommend what suits you.

Can I simply order hardware?

Yes, in our shop – around the clock, with same-day dispatch for orders placed by 8 pm. For projects we prepare individual quotes.

Let’s talk

Tell us briefly what it is about – or leave your number for a callback. The initial consultation is free.

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