Datawatch Systems, a commercial office building access control system provider, wants to expand its business into more U.S. markets. “We are growing year over year, we are looking at new markets, trying to expand further and deeper into the markets outside the mid-Atlantic,” said Sean Brown, general manager of the Northeast Regions. “We’re also looking at new technologies that are coming down from the security manufacturers to what’s going to protect people, their buildings and the assets inside.”