Give Matt Brown at Independent4x 804-550-0480 a call. His shop is located in Ashland, VA (a straight shot down I95 from Fredericksburg).
Independent4x does a wide range of work on 4x4s from custom fabrication to suspension to gears to lockers. It is an authorized dealer of OME, ARB and Aussie amongst others. The website is currently down for an upgrade but the link is
Independent4x.com.
Matt has a great rep on the 4x4wire and planetisuzoo boards and has installed the lockers in both difs of the old RedTrooper.