EMCoS - Electromagnetic Consulting and Software
The company specializes in consulting on electromagnetic problems and in development of sophisticated software for electromagnetic simulations, as well as in data processing and visualization. Based in Tbilisi, Georgia.
http://www.emcos.com

FEMLAB: Electromagnetics Module
FEMLAB Electromagnetics handles a large class of electromagnetic applications whether dealing with electromagnetic waves or electromagnetic machines.
http://www.femlab.com/

FEMLAB: Electromagnetics Module
FEMLAB Electromagnetics handles a large class of electromagnetic applications whether dealing with electromagnetic waves or electromagnetic machines.
http://www.femlab.com/products/rf/

Electromagnetic Spectrum
This site is intended for students age 14 and up, and for anyone interested in learning about our universe.
http://imagine.gsfc.nasa.gov/docs/science/know_l1/emspectrum.html

Electromagnetic Surveys Limited. UK
Electric, magnetic, electromagnetic or radio frequency field and power measurement surveys (EMFs or non-ionising radiation) for ICNIRP based Compliance Assessments associated with the European Directive to protect employees from electromagnetic fields - The Physical Agents Directive. This involves mobile phone Base Stations and other transmitters, overhead lines, substations and electrical machinery. Workplace Assessments are also carried out for those with Cardiac Implants.
http://www.em-surveys.co.uk/

RA*D*AR Electromagnetic Stabilizer
Test your exposure levels to mobile / cell phone radiation and check if it's safe to carry a mobile phone!
http://www.radar3.com

Electromagnetic Detection Meters
Manufacturers of low-cost gauss meter; EMF, RF and ion detectors.
http://www.trifield.com

3D Electromagnetic Simulation Software
EM Explorer (EMXP) is a 3D electromagnetic (EM) solver for planewave scattering problems of periodic structures.
http://www.emexplorer.net

GEMACS Electromagnetic
General Electromagnetic Model for the Analysis of Complex Systems - for modeling antennas, structures, coupling, and scattering.
http://www.gemacs.com/

ElectroMagnetic GeoServices
ElectroMagnetic GeoServices as (emgs) - uses seabed-logging, a patented electromagnetic survey method, to find hydrocarbons in offshore reservoirs. The company’s services help oil and gas companies to improve their exploration success rates.
http://www.emgs.no/