This guide provides an unbiased look at the industry leaders, highlighting their specific patents, materials expertise, and the crucial NEMA and UL standards they meet—giving you the intelligence needed to choose a partner that guarantees electrical safety and streamlines your next major. This guide provides an unbiased look at the industry leaders, highlighting their specific patents, materials expertise, and the crucial NEMA and UL standards they meet—giving you the intelligence needed to choose a partner that guarantees electrical safety and streamlines your next major. Atkore's US Tray was established in 2012, as an American manufacturer of made-to-order cable trays that are built per NEMA standards and certified by UL. We offer modern, innovative, and technically advanced cable trays, tray covers and wire management accessories, support, and logistics management. Therefore, we've analyzed the market to identify the premier Cable Tray Manufacturers whose innovation translates directly into faster installation times and superior lifetime ROI. These companies lead in innovation, technology, and global competitiveness, employing advanced techniques and contributing significantly to the national economy. Over the past 55+ years, MP Husky US Cable Tray has engineered and manufactured the most reliable, highest quality, cost effective and innovative cable trays systems. Cable tray manufacturers play a crucial role in modern infrastructure development, specializing in the production of essential cable management systems.