https://www.epo.org/en/service-support/faq/law-practice/list-professional-representatives-entry/i-am-currently-working
I am currently working on a freelance basis as part of the German patent attorney traineeship. Can I give my own address in the field required under Article 134(2) EPC?
If you are working on a freelance basis, you can give your private address as your place of business.