Morgan Stanley is one of eight companies participating; others include Gap, Yahoo and NBC.

Mr. Libby's clients have included Fiat, NBC and United Parcel Service.

Netcount customers include Hollywood Online, NBC and Warner Brothers.

But since then, the chorus of discontent has grown, and the critics now include ABC and NBC.

Other potential buyers include the Comcast Corporation, Liberty Media Group and NBC, which already owns 26 percent of Rainbow.

Early in TV3's life, financial supporters of the network included ABC and NBC as a minority shareholding, who later sold their interest.

One bidder, a consortium that includes NBC, a unit of the General Electric Company, plans to buy all the assets of Multimedia and then divide them.

Ronning Lipset's stable of 60 advertisers includes RadioShack, NBC and Nestlé.

At the time of writing this list includes: CBS, The New York Times, and NBC.

Further early customers included NBC, Electronic Arts, and NASA.