- Astro Products
 - Offers police and sport radar guns. - Attowave Company
- Manufactures radar and laser detector products.
- Beltronics Radar Detectors
- Manufacturer of automobile electronic accessories of radar, laser, and safety detectors. Headquarters is located in the Cincinnati, Ohio.
- K40 Electronics
- Manufacturer of remote police radar detection systems, laser detection devices and CB radios/antennas.
- Lidatek
- Offering Laser Echo, defence against laser speed guns.
- Redline
- Maker of The Eliminator, which protects you from photo radar.
- Valentine Research
- Designs, manufactures, and sells the Valentine One Radar Locator, the radar and laser detector that locates threats.
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