EXHIBIT 21 SM&A Corporation (East), a California corporation Steven Myers & Associates, Inc., a California corporation Systems Integration Software, Inc., a California corporation (a subsidiary of SM&A Corporation (East)) Kapos Associates Inc., a Virginia corporation (a subsidiary of SM&A Corporation (East)) System Simulation Solutions, Inc., a Virginia corporation (a subsidiary of SM&A Corporation (East)) StamiNet, Inc., a California corporation (a subsidiary of SM&A Corporation (East))