What is the company name of the group that figured out to configure nth levels for a service catalog

Question

What is the company name of the group that figured out to configure nth levels for a service catalog?

They may have built an API service. I'm not sure.

I believe the company started with a "D" - I cannot locate my research findings at the moment. Thank you

Kathy Page · Accepted Answer

I found it: Deiser.com

Here is the link for others:
https://blog.deiser.com/en/running-itsm-catalog-jira-service-desk-profields

Thank you