Their business address listed on their website HireNotary.com is “4 Embarcadero Center, San Francisco, CA 94111” which is a huge building in San Francisco with many different businesses including a FedEx which likely rents mail boxes. 
They have an F rating with BBB: https://www.bbb.org/us/ca/san-francisco/profile/notary-public/hire-notary-llc-1116-920539
If you do a google search of their business phone number, a number of interesting search results, including this one :
Bottom line: if it feels like a scam, I treat it like a scam. Why risk it.
@jpinnixnotary Hmmm . . .
Most members express that they find it difficult/NEARLY IMPOSSIBLE to locate the Search Function in order to access the wealth of information available within the database.
To be helpful, I’ve inserted an image for you & others [see below] to help members locate it to unlock the wisdom & knowledge of other members on the forums.
I’ve performed a cursory Search on your behalf and the results show 17 separate threads (in addition to yours) about this particular business entity. There is a plethora of data immediately available on the threads within Notary Cafe. 
https://forum.notarycafe.com/search?q=%22%22hirenotary%22
======
Accessing the database to locate information about potential clients has saved many of us an inordinate amount of time ‘chasing’ payments for Services professionally provided to potential non-payers . . . 
======
The long & the short of it is:
- Too many Red Flags
- Definitively a Hard Pass
My thoughts too but wanted make sure I wasn’t passing up on a good opportunity because I was too skeptical.
Thank you
Your BS-Meter is spot on Jacqueline! 