Dish Network Corporation, the larger of the two resulting companies, focuses on programming, service and marketing of satellite television, while EchoStar Corporation runs a majority of the satellite fleet and other signal infrastructure.
If you are referring to kindergarten in general (and in English), you may use the lowercase. Specific references to a single kindergarten program may require capitalization, and you should use a capital K in abbreviations.
Should the phrase To Whom It May Concern be capitalized when used in the beginning of an email to a prospective employer? You should never, never write to a prospective employer using these words. Never! Try to find the name of the person who handles job applications, and write to them using that name.