My vision for CountOnCam LLC is to be a company that would like to provide a shared housing experience for women and children, immigrants, and low income families.

Here's an article with things to consider when selecting a cost segregation company.

But in terms of the company you asked about a quick search shows there are a lot of people that are not happy with the service. 

You can use the Bigger Pockets management finder tool to look up MTR management companies in the area and then I have a few recs I can provide if you are interested.Shoot me a message if you would like to discuss further and I can help you strategize to make sure you make the best decision possible!

I called my local insurance company, as well as two major companies and was told "good luck." 

You should be able to hire a professional company to serve the paperwork.

you can utilize a skip tracing company to get contact information for the owners.

You could also use "Doug's LLC and/or assigns" where Doug's LLC is your hypothetical company.As for the assignment contract, you can get one from an attorney for probably less than $1,000, you can also make a friend at a title company, they probably have a template they could give you.  

Anyone familiar with PMs who collude with house-hunting companys to purposefully make me more inclined to sell?

Keep in mind banks still pool forclosed assets together and sell them all together as a group to one company.