Attempts to reach someone at Fifty Six Hope Road Music were not immediately successful Friday.
Universal Music, a unit of Paris-based entertainment and telecom conglomerate Vivendi SA, declined to comment.
Marley, who died in 1981 at age 36, is widely credited with introducing reggae music to an international audience in the 1970s.
Verizon Wireless is a joint venture of Verizon Communications and Vodafone Group PLC, based in England.