Keep in mind the tennats have legal aid (hall trolls) representing them for free and they are in a "good old boy" relationship with the adjudicators.

I think I need legal advice to force some action.

In some states, you may still have to go through an eviction process before you can legally take procession.

It is a college town and partying is very common.

I suspect the above notice was never provided, meaning the tenant may sue you and the well known company as a co-defendant for the return of the deposit, or you may have a third party complaint against the well known company, if the well known company is not named as a defendant in the initial lawsuit. 

I know that falls into an attorneys hands as well with legal binding documentation. 

I can't comment on the legalities of that, however in the past I have done this with electrical.

But most people get them resolved through an attorney instead of a CPA.As someone who owns non-US investment properties and has to deal with legal/accounting issues in another country, I can definitely sympathize with wanting to get everything done under one roof.

You might have saved me some legals trouble that could have resulted from different people doing PM work across different LLCs.  

The early termination addendum executed by both parties did not change these terms.Move-Out Process On 9.12.17 you were provided a Move-Out / Key Return communication.