About Us

RAYN Growing Systems was born from ETC’s 50 years of innovation in lighting science, spectral control, and system integration. Based in Middleton, WI, ETC has shaped industries from live entertainment to architectural design. RAYN applies this deep expertise to revolutionize plant science, controlled environment agriculture, and STEM education.

At RAYN, we focus on harnessing multispectral imaging and spectral analysis to drive results in research, commercial growing, and classrooms alike. Our micropropagation lighting solutions are designed with precision wavelengths and intensities that support healthy tissue culture growth, accelerated rooting, and predictable outcomes.

We’ve also reimagined how STEM and CTE concepts are taught by integrating real-world horticultural technology into modern learning environments. Our EdRack™ systems offer hands-on experiences that inspire future scientists and engineers, bridging the gap between the lab and the classroom.

Whether you're cultivating research data or curiosity in students, RAYN brings ETC's global insights into a new era of innovation in plant-focused lighting and education.

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