Alto Co., Ltd.

ledpan

Alto Co., Ltd.
With the belief that healthy light creates healthy and beautiful spaces, we design lighting that helps people live healthier lives.
Address
Alto Co., Ltd.
Yeongdeungpo-Gu
H Tower,#15 Beodeunaru-Ro
Seoul 07253
Korea, the Republic of (South)
Telephone+82 2-1763-2823
Fax+82 2-1763-2989
Website: http://www.alto.co.kr/

Alto Co., Ltd. About us
Founded in Seoul in 1976, Alto has been growing for over 50 years with the trust and support of our customers. Over time, we have become a leading presence in Korea’s lighting industry, helping shape its direction and drive its evolution. Today, we aim to do more than just illuminate spaces; we create light that makes life healthier and brings a new, meaningful era of lighting.
Our Key Lighting Solutions
NGR (Non-Glare Reflector)
Alto's NGR technology effectively eliminates glare, providing lighting that's easy on your eyes, brain, and nervous system. By directing light exactly where it’s needed—without shining—it enhances the true colors and textures of any surface in vivid, natural detail, promoting deep focus and a comfortable visual exprerience.
TUNO (Color Temperature Control Solution)
A lighting solution that delicately adjusts color temperature in line with the natural changes of daylight, allowing the atmosphere and mood of a space to shift seamlessly. Designed for commercial and interior environments, it creates optimal lighting conditions by adapting to seasonal changes and varying content requirements.
HCL (Human Centric Lighting)
Lighting designed around people’s natural rhythms, helping to create the perfect environment for focus, relaxation, and overall well-being.
Be Healthy, Be Happy
We believe that healthy light can make the world brighter and better. Everything we do is guided by thoughtful ideas, innovative technologies, and a commitment to sustainability, driving positive change wherever we can. Together with our customers, partners, and communities, we aim to create a world where everyone can enjoy a healthier, happier life.
ALTO lightBuilding
R&D and Manufacturing 100% In-house
The "ALTO lightBuilding" is ALTO's high-tech lab and LED research facility. The entire space uses only ALTO luminaires to showcase a wide range of ALTO's indoor and outdoor lighting products. The lightBuilding features radiant cooling and heating systems, low-energy glass windows, venetian blinds, and a rooftop garden, all of which help achieve up to 60% energy savings. Built with eco-friendly materials that keep CO₂ emissions very low, ALTO lightBuilding provides an ideal environment for developing and manufacturing eco-friendly LED luminaires.content requirements.
Quality Control Management
ALTO lighting design and product development are based on creativity and innovative technology. At ALTO lightBuilding, we are committed to delivering high-quality products, and we strive for excellence through continuous research and development. Our dedication to quality is reflected in our quality management system, which is certified by international standards. Our commitment to quality is unwavering, and we continuously look to improve our processes and methodologies to deliver superior products to our customers.

Alto Co., Ltd. Our product groups
Human Centric Lighting (HCL)
Total product range

More about us
50 Years of Light for Health, "Be Healthy, Be Happy."

Alto Co., Ltd. Keywords
Healthy Light Human Centric Lighting Non-Glare Lighting Total Healthy Space Healthy Lifestyle Solution