This is the 11023rd most frequent Polish word.
firmami
"Firmami" is the instrumental plural form of "firma," meaning "companies" or "firms" in English.
In this sentence, 'firmami' is the instrumental plural form of 'firma', used after the preposition 'z' (with).
Mam spotkanie z kilkoma firmami w tym tygodniu.
I have a meeting with several companies this week.
Here, 'firmami' again takes the instrumental plural form, indicating collaboration 'with' these companies.
Współpracuję z różnymi firmami w branży technologicznej.
I collaborate with various companies in the technology sector.
In this instance, 'firmami' describes the context of interaction 'with' the partner companies, following a description of the communication or discussion.