" At Authentium, Mr. Brunt leads company strategy, investor relations, and the formation of key strategic alliances including those with Microsoft, Google and Symantec. Prior to Authentium, Mr. Brunt was a Director in the New York office of idealab!"

....from http://www.zoominfo.com/people/Brunt_Doug_180447625.aspx

Yes inc needs to have a period after inc. It is written as: XYZ company, Inc.

She is married and expecting her first child in Oct. '09

Burger King Holdings, Inc., Chipotle Mexican Grill, Inc, CKE Restaurants, Inc., Darden Restaurants, Inc., DineEquity, Inc., Domino's Pizza, Inc., Krispy Kreme Doughnuts, Inc., Landry's Restaurants, Inc., Luby's, Inc., McDonald's Corporation, Morton's Restaurant Group, Inc., Ruby Tuesday, Inc., The Steak n Shake Company, Tim Hortons Inc., YUM! Brands, Inc., Wendy's/Arby's Group, Inc. http://www.nyse.com

What is the difference? You should use a period behind inc..