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This may or may not be of use in your situation Edward, but when I decided to get "fancy" with my Occupation Attribute sentence, it took a LOT of trial and error. I got there in the end, with something that looks hairy as heck, and there may be an easier way to do it, but perhaps this will give you some ideas.
I do not use Addresses at all, I only use the place field to define the place that an event happened, and I keep the places all very well divided up - detail, city, county, state, country - so the 5th place item from the end will always be the name of the company, if it exists.
The sentence I want is:
no place: In 1975 Mack was a lobbyist.