Empire Level is a prime manufacturer of safety warning tapes and hand measurement tools located in Mukwonago, Wisconsin. Empire produces a broad selection of stretch, reinforced, and detectable safety warning tapes for underground applications as well as stretch and reinforced safety barricade tapes for jobsite protection. Empire has manufactured tools for over 90 years. Our latest innovations include true blue box and i-beam levels, rare earth magnetic levels, and anodized hi-visibility squares.