YOU SAID:

I say I have been a firm friend

INTO JAPANESE

私は、会社の友人をされていると言う

BACK INTO ENGLISH

Say I have been firm friends

INTO JAPANESE

会社の友人をされていると言う

BACK INTO ENGLISH

And have been firm friends say

INTO JAPANESE

言う会社の友人をされていると

BACK INTO ENGLISH

Has been a friend of the company and

INTO JAPANESE

会社の友人となっているし、

BACK INTO ENGLISH

Have become firm friends, and

INTO JAPANESE

会社の友人となっているし、

BACK INTO ENGLISH

Have become firm friends, and