Companies started disguising cell towers as trees in the 1980s to blend the large, obstructive metal structures into the natural environment and make them look more appealing. In the United States the 1996 Telecommunications Act allows l. Companies started disguising cell towers as trees in the 1980s to blend the large, obstructive metal structures into the natural environment and make them look more appealing. In the United States the 1996 Telecommunications Act allows local jurisdictions to set maximum heights for towers, such as limiting tower height to below 200 feet. The limit. Apart from making towers look aesthetically pleasing in their environment, newer structures are designed to reduce operational costs and lower energy consumption. Concealing a cell tower also provides a unique opportunity to upgrade, or retrofit, an existing towerwith advanced antennas for increased efficiency. At KMB, our team of experts keep up w. KMB is a leading provider of Design & Build tower modifications and reinforcement services. We combine expert structural engineering services with our fabrication and construction services to maximize the structural capacity of our clients' vertical real-estate. As a member of NATE; we take pride in the professional level of service our tower crews.