Tips from Google on what to do to get found. We use the "Display Name" as title tag and the Company "short description" as metatag description, so make sure these ones are correct. And as he says, start blogging. Good content off course or it won't help you in any way.
And if possible use the company name as username, since it creates the best URL.
Check Mat Cuts personal blog for other interesting tips http://www.mattcutts.com/blog/