Morning Edition, January 16, 2008 · The nation's largest pet insurer says more and more corporations are signing up for pet insurance. Comcast and Home Depot are among thousands of companies which now offer insurance for their employees' dogs, cats and birds. The perk allows companies to appear thoughtful, at no cost because pet insurance is still a voluntary benefit — employees pay for the whole policy. But employees get a discount by buying the insurance through the company.