Electronic System Sales LLC DBA Dish Tech is an authorized contractor retailer of DISH Network L.L.C. DISH, DISH Network and DISH Network logos are registered trademarks and/or service marks of DISH Network L.L.C. and/or its affiliate(s). The DISH Network trademarks and/or service marks are used by authority of DISH Network L.L.C. and/or its applicable affiliate(s).