- DKL's revolutionary LifeGuard handheld detectors can find and track a person and is effective through most types of walls or barriers.www.dklabs.com
- NOVA Security Services has been in business since 1971. Based in the Washington, DC area NOVA performs Electronic Eavesdropping Countermeasures services nationwide and internationally. NOVA is acknowledged to be one of the top countermeasures teams in the country, and one of the best equipped, using the same highly sophisticated test equipment and techniques as select government agencies. All ...www.novasec.com