I have been dealing with Expert Sewer & Drain for both my own home and my properties for over 6 years.
They are responsive, thorough and stay with a problem until we are both sure it is fixed. They are big enough to be able to get a technician to a problem same day and small enough to know me and follow through to be sure all is OK.
They work weekends and evenings, too! This is important because problems invariably happen in non-business hours, yet they are there to fix them when needed.