For over 20 years, Empire has manufactured and supplied underground tapes on a vast number of utility projects. Our made in the USA magnate brand has stood the test of time, proving itself in the marketplace by offering excellent, long-term safety solutions for buried utility line installations.For over 20 years, Empire has manufactured and supplied underground tapes on a vast number of utility projects. Our made in the USA magnate brand has stood the test of time, proving itself in the marketplace by offering excellent, long-term safety solutions for buried utility line installations.