David has been employed by James R. Griffin, Inc. since 1980.  An accomplished Superintendent and Project Manager, David is now a Senior Project Manager and Estimator responsible for the projects of repeat customers, which over the years have included Hewlett- Packard, Agilent Technology, Philips Lumileds, Avago, Varian Medical, Sandia National Laboratory Design-Build Cafeteria and Home First project to name a few, always meeting their demanding program requirements and schedules.