“One system can handle everything, including customer service, which allows us to stay up to date about the entire status of the network from many angles. Tools are included for all jobs that a distribution network operator needs to accomplish, and when the operational chain reaches even contractors, day-to-day planning …

“Moving Ilmarinen’s mainframe environments to new hardware succeeded without outages caused for business activities or customers. Everything went on schedule and as planned. Tieto’s service gets full marks from me.”