Media Matters has compiled new data on those companies advertising on The Rush Limbaugh Show across the country. Below is a brief list of companies with continuing and significant ad buys.

Amberen [Facebook] [@AmberenOnline] [website]

Grasshopper [Facebook] [@GrasshopperMowr] [website]

Law Offices of Robert L. Steinberg [website]

Updated on April 7, 2012.