He's remained in the D.C. area and, according to a personal website, offers a variety of consulting services in both the law and risk management. A friend also points out that he's a commentator on The Clyde Fitch Report website.
The Clyde Fitch link takes you to Hubbell's column, "Hubbell's Telescope," about five policing trends that are threats to freedom. He details them, but the five are:
1. Indefinite military detention of U.S. citizens
2. Targeting U.S. citizens for killing
3. Arresting witnesses for recording police action
4. Tracking Americans
5. Surveillance Drones